USPC Patent Classifications

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Class 137 fluid handling
uspcdescription
137/1137 fluid handling/(1) processes
137/2137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid
137/3137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (3) mixing of plural fluids of diverse characteristics or conditions
137/4137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (3) mixing of plural fluids of diverse characteristics or conditions (4) controlled by consistency of mixture
137/5137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (3) mixing of plural fluids of diverse characteristics or conditions (5) controlled by conductivity of mixture
137/6137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (3) mixing of plural fluids of diverse characteristics or conditions (6) controlled by heat of combustion of mixture
137/7137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (3) mixing of plural fluids of diverse characteristics or conditions (7) controlled by pressure
137/8137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (8) for producing uniform flow
137/9137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (9) for producing proportionate flow
137/10137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (10) by speed of fluid
137/11137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (11) for regulating boiler feed water level
137/12137 fluid handling/(1) processes (2) with control of flow by a condition or characteristic of a fluid (12) by fluid pressure
137/12.5137 fluid handling/(1) processes (12.5) carbonated beverage handling processes
137/13137 fluid handling/(1) processes (13) affecting flow by the addition of material or energy
137/14137 fluid handling/(1) processes (14) involving pressure control
137/15.01137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling
137/15.02137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.02) repairing or assembling hydrant (e.g., fireplug, etc.)
137/15.03137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.03) gas or water meter repairing or assembling
137/15.04137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.04) fluid cleaning or flushing
137/15.05137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.04) fluid cleaning or flushing (15.05) liquid cleaning or flushing
137/15.06137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.04) fluid cleaning or flushing (15.05) liquid cleaning or flushing (15.06) valve or valve seat cleaning
137/15.07137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.07) mechanical cleaning (e.g., pig, etc.)
137/15.08137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank
137/15.09137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.09) including joint or coupling
137/15.11137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.11) detecting or repairing leak
137/15.12137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.12) tapping pipe, keg, or tank
137/15.13137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.12) tapping pipe, keg, or tank (15.13) particular aperture forming means
137/15.14137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.12) tapping pipe, keg, or tank (15.13) particular aperture forming means (15.14) cutter or cutting tool
137/15.15137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.12) tapping pipe, keg, or tank (15.13) particular aperture forming means (15.15) having deformable or inflatable means
137/15.16137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.16) with content loading or unloading (e.g., dispensing, discharge assistant, etc.)
137/15.17137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.08) repairing, securing, replacing, or servicing pipe joint, valve, or tank (15.17) specific valve or valve element mounting or repairing
137/15.18137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing
137/15.19137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.19) fluid actuated or retarded
137/15.21137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.21) multi way valve
137/15.22137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.22) ball valve or rotary ball valve
137/15.23137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.23) gate valve
137/15.24137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.24) plug valve
137/15.25137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.25) butterfly valve
137/15.26137 fluid handling/(1) processes (15.01) cleaning, repairing, or assembling (15.18) valve or valve element assembling, disassembling, or replacing (15.26) float valve
137/15.1137 fluid handling/(15.1) highspeed fluid intake means (e.g., jet engine intake)
137/15.2137 fluid handling/(15.1) highspeed fluid intake means (e.g., jet engine intake) (15.2) with condition responsive control means
137/38137 fluid handling/(38) control by change of position or inertia of system
137/39137 fluid handling/(38) control by change of position or inertia of system (39) with second control
137/40137 fluid handling/(38) control by change of position or inertia of system (40) position relative body of water (e.g., marine governors)
137/41137 fluid handling/(38) control by change of position or inertia of system (40) position relative body of water (e.g., marine governors) (41) float controlled
137/42137 fluid handling/(38) control by change of position or inertia of system (40) position relative body of water (e.g., marine governors) (42) pressure or head controlled
137/43137 fluid handling/(38) control by change of position or inertia of system (43) vent opening or closing on tipping container
137/44137 fluid handling/(38) control by change of position or inertia of system (44) by shifting of liquid level
137/45137 fluid handling/(38) control by change of position or inertia of system (45) by pendulum or swinging member
137/46137 fluid handling/(38) control by change of position or inertia of system (45) by pendulum or swinging member (46) with servo connection to valve
137/47137 fluid handling/(47) speed responsive valve control
137/48137 fluid handling/(47) speed responsive valve control (48) acceleration responsive valve control
137/49137 fluid handling/(47) speed responsive valve control (49) with manual valve control
137/50137 fluid handling/(47) speed responsive valve control (50) speed change and excess speed valve control
137/51137 fluid handling/(47) speed responsive valve control (51) with other condition responsive valve control
137/52137 fluid handling/(47) speed responsive valve control (51) with other condition responsive valve control (52) governor drive failure responsive
137/53137 fluid handling/(47) speed responsive valve control (53) centrifugal mass type (exclusive of liquid)
137/54137 fluid handling/(47) speed responsive valve control (53) centrifugal mass type (exclusive of liquid) (54) with multiple valves
137/55137 fluid handling/(47) speed responsive valve control (53) centrifugal mass type (exclusive of liquid) (55) periodically actuated valve
137/56137 fluid handling/(47) speed responsive valve control (53) centrifugal mass type (exclusive of liquid) (56) rotating valve and rotating governor
137/57137 fluid handling/(47) speed responsive valve control (53) centrifugal mass type (exclusive of liquid) (57) excess speed responsive
137/58137 fluid handling/(47) speed responsive valve control (53) centrifugal mass type (exclusive of liquid) (58) with fluid servo-motor
137/59137 fluid handling/(59) freeze condition responsive safety systems
137/60137 fluid handling/(59) freeze condition responsive safety systems (60) with freeze waste
137/61137 fluid handling/(59) freeze condition responsive safety systems (61) stop and waste
137/62137 fluid handling/(59) freeze condition responsive safety systems (62) low temperature responsive drains
137/65137 fluid handling/(65) combustion failure responsive fuel safety cut-off for burners
137/66137 fluid handling/(65) combustion failure responsive fuel safety cut-off for burners (66) thermo-electric
137/67137 fluid handling/(67) destructible or deformable element controlled
137/68.11137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element
137/68.12137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.12) combined destructible and fusible element
137/68.13137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.13) explosive actuation
137/68.14137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.14) separable valve coupling or conduit
137/68.15137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.14) separable valve coupling or conduit (68.15) tensile or sheer pin or bolt
137/68.16137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.16) tensile or sheer pin or bolt
137/68.17137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.16) tensile or sheer pin or bolt (68.17) pressure causes pin or bolt to destruct
137/68.18137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.18) with alarm or indicator
137/68.19137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc
137/68.21137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.21) means for holding entire disc after rupture
137/68.22137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.22) disc burst after destruction of additional element
137/68.23137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.23) direct pressure causes disc to burst
137/68.24137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.23) direct pressure causes disc to burst (68.24) two-way rupture disc
137/68.25137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.23) direct pressure causes disc to burst (68.25) dome shape
137/68.26137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.23) direct pressure causes disc to burst (68.25) dome shape (68.26) reverse buckling
137/68.27137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.27) specific weakening point
137/68.28137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.28) integral disc assembly
137/68.29137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.29) knife or cutter causes disc to break
137/68.3137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (68.19) rupture disc (68.29) knife or cutter causes disc to break (68.3) movable knife or cutter
137/69137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (69) with counterbalancing element
137/70137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (70) frangible element returns pressure responsive valve
137/71137 fluid handling/(67) destructible or deformable element controlled (68.11) destructible element (71) having pressure responsive valve
137/72137 fluid handling/(67) destructible or deformable element controlled (72) heat destructible or fusible
137/73137 fluid handling/(67) destructible or deformable element controlled (72) heat destructible or fusible (73) with second sensing means
137/74137 fluid handling/(67) destructible or deformable element controlled (72) heat destructible or fusible (74) in fluid flow path
137/75137 fluid handling/(67) destructible or deformable element controlled (72) heat destructible or fusible (75) safety cut-off
137/76137 fluid handling/(67) destructible or deformable element controlled (72) heat destructible or fusible (75) safety cut-off (76) with heater for destructible or fusible element
137/77137 fluid handling/(67) destructible or deformable element controlled (72) heat destructible or fusible (75) safety cut-off (77) with external closing means
137/78.1137 fluid handling/(78.1) ambient condition change responsive
137/78.2137 fluid handling/(78.1) ambient condition change responsive (78.2) for controlling soil irrigation
137/78.3137 fluid handling/(78.1) ambient condition change responsive (78.2) for controlling soil irrigation (78.3) soil moisture sensing
137/78.4137 fluid handling/(78.1) ambient condition change responsive (78.4) burner gas cutoff
137/78.5137 fluid handling/(78.1) ambient condition change responsive (78.5) atmospheric
137/79137 fluid handling/(78.1) ambient condition change responsive (78.5) atmospheric (79) temperature
137/80137 fluid handling/(78.1) ambient condition change responsive (78.5) atmospheric (79) temperature (80) with additional diverse control
137/81.1137 fluid handling/(78.1) ambient condition change responsive (78.5) atmospheric (81.1) pressure
137/81.2137 fluid handling/(78.1) ambient condition change responsive (81.2) underwater
137/803137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system)
137/804137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (804) responsive to condition external of system
137/805137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (804) responsive to condition external of system (805) and causing change or correction of sensed condition
137/806137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (806) utilizing diverse fluids
137/807137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (807) utilizing particular fluid
137/808137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (808) means to cause rotational flow of fluid (e.g., vortex generator)
137/809137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (808) means to cause rotational flow of fluid (e.g., vortex generator) (809) plural vortex generators
137/810137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (808) means to cause rotational flow of fluid (e.g., vortex generator) (810) vortex generator as control for system
137/811137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (808) means to cause rotational flow of fluid (e.g., vortex generator) (811) vortex generator in interaction chamber of device
137/812137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (808) means to cause rotational flow of fluid (e.g., vortex generator) (812) by tangential input to axial output (e.g., vortex amplifier)
137/813137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (808) means to cause rotational flow of fluid (e.g., vortex generator) (812) by tangential input to axial output (e.g., vortex amplifier) (813) with means to vary input or output of device
137/814137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages
137/815137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs)
137/816137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs) (816) variable or different-value power inputs
137/817137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs) (816) variable or different-value power inputs (817) pulsating power input and continuous-flow power input
137/818137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs) (818) with variable or selectable source of control-input signal
137/819137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs) (819) to cascaded plural devices
137/820137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs) (819) to cascaded plural devices (820) with feedback passage(s) between devices of cascade
137/821137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (814) system comprising plural fluidic devices or stages (815) plural power inputs (e.g., parallel inputs) (819) to cascaded plural devices (821) with pulsed control-input signal
137/822137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (822) plural power inputs to single device
137/823137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (822) plural power inputs to single device (823) intersecting at interaction region (e.g., comparator)
137/824137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (822) plural power inputs to single device (823) intersecting at interaction region (e.g., comparator) (824) co-lineal, oppositely-directed power inputs (e.g., impact modulator)
137/825137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device
137/826137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (826) to vary frequency of pulses or oscillations
137/827137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (827) by non-fluid energy field affecting input (e.g., transducer)
137/828137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (827) by non-fluid energy field affecting input (e.g., transducer) (828) acoustical or thermal energy
137/829137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (829) by movable element
137/830137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (829) by movable element (830) operating at timed intervals (e.g., to produce pulses)
137/831137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (829) by movable element (831) electrically-actuated element (e.g., electro-mechanical transducer)
137/832137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (825) means to regulate or vary operation of device (829) by movable element (832) means (e.g., valve) in control input
137/833137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (833) structure of body of device
137/834137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration
137/835137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration (835) and feedback passage(s) or path(s)
137/836137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration (836) with particular characteristics of control input
137/837137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration (836) with particular characteristics of control input (837) multiple control-input passages
137/838137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration (838) and multiple or joined power-outlet passages
137/839137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration (839) and enlarged interaction chamber
137/840137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (834) device including passages having v over t configuration (840) and vent passage(s)
137/841137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (841) device including passages having v over gamma configuration
137/842137 fluid handling/(803) flow affected by fluid contact, energy field or coanda effect (e.g., pure fluid device or system) (842) device including linearly-aligned power stream emitter and power stream collector
137/82137 fluid handling/(82) pressure modulating relays or followers
137/83137 fluid handling/(82) pressure modulating relays or followers (83) jet control type
137/84137 fluid handling/(82) pressure modulating relays or followers (84) plural series units
137/85137 fluid handling/(82) pressure modulating relays or followers (85) with counter-balancing pressure feedback to the modulating device
137/86137 fluid handling/(82) pressure modulating relays or followers (85) with counter-balancing pressure feedback to the modulating device (86) with counter-counter balancing pressure feedback
137/87.01137 fluid handling/(87.01) self-proportioning or correlating systems
137/88137 fluid handling/(87.01) self-proportioning or correlating systems (88) mixture condition maintaining or sensing
137/89137 fluid handling/(87.01) self-proportioning or correlating systems (88) mixture condition maintaining or sensing (89) dividing and recombining flow
137/91137 fluid handling/(87.01) self-proportioning or correlating systems (88) mixture condition maintaining or sensing (91) by specific gravity
137/92137 fluid handling/(87.01) self-proportioning or correlating systems (88) mixture condition maintaining or sensing (92) by viscosity or consistency
137/93137 fluid handling/(87.01) self-proportioning or correlating systems (88) mixture condition maintaining or sensing (93) by optical or chemical property
137/94137 fluid handling/(87.01) self-proportioning or correlating systems (94) fuel controlled by boiler or water system condition
137/98137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems
137/99137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (99) interconnected flow displacement elements
137/99.5137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (99) interconnected flow displacement elements (99.5) movable trap chamber
137/100137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (100) flow comparison or differential response
137/101137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (100) flow comparison or differential response (101) flow dividers (e.g., reversely acting controls)
137/101.11137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (100) flow comparison or differential response (101.11) main line flow displaces or entrains material from reservoir
137/101.19137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (100) flow comparison or differential response (101.19) with electrical controller
137/101.21137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (101.21) flow displacement element actuates electrical controller
137/101.25137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (101.25) liquid level response
137/101.27137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (101.25) liquid level response (101.27) float controlled weir or valve
137/101.29137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (101.25) liquid level response (101.29) swinging outlet pipe controller
137/101.31137 fluid handling/(87.01) self-proportioning or correlating systems (98) self-proportioning flow systems (101.31) with measuring type discharge assistant
137/102137 fluid handling/(87.01) self-proportioning or correlating systems (102) supply and exhaust type
137/103137 fluid handling/(87.01) self-proportioning or correlating systems (102) supply and exhaust type (103) vacuum or suction pulsator type (e.g., milking machine)
137/104137 fluid handling/(87.01) self-proportioning or correlating systems (102) supply and exhaust type (103) vacuum or suction pulsator type (e.g., milking machine) (104) with trip linkage or snap action
137/105137 fluid handling/(87.01) self-proportioning or correlating systems (102) supply and exhaust type (103) vacuum or suction pulsator type (e.g., milking machine) (105) with pulsation responsive pilot valve
137/106137 fluid handling/(87.01) self-proportioning or correlating systems (102) supply and exhaust type (106) reversing or 4-way valve systems
137/107137 fluid handling/(87.01) self-proportioning or correlating systems (102) supply and exhaust type (107) waste responsive to flow stoppage
137/109137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems
137/110137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (110) dividing and recombining
137/111137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (111) plural inflows
137/112137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (111) plural inflows (112) alternate or successive inflows
137/113137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (111) plural inflows (112) alternate or successive inflows (113) control by depletion of source
137/114137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (111) plural inflows (114) one inflow supplements another
137/115.01137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition
137/115.02137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.02) liquid level responsive
137/115.03137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive
137/115.04137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.04) including controlling main line flow
137/115.05137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.04) including controlling main line flow (115.05) relief or bypass closes as main opens
137/115.06137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.06) bypass or relief valve biased open
137/115.07137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.07) pilot valve operated
137/115.08137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.08) carried choke
137/115.09137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.09) choke
137/115.1137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.09) choke (115.1) variable choke resistance
137/115.11137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.11) venturi
137/115.12137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.03) flow rate responsive (115.12) flapper
137/115.13137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive
137/116.3137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (116.3) with pressure reducing inlet valve
137/116.5137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (116.3) with pressure reducing inlet valve (116.5) relief port through common sensing means
137/115.14137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.14) common sensor for both bypass or relief valve and other branch valve
137/115.15137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.14) common sensor for both bypass or relief valve and other branch valve (115.15) bypass or relief valve opens as other branch valve closes
137/115.16137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.16) bypass or relief valve biased open
137/115.17137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.16) bypass or relief valve biased open (115.17) increasing pressure progressively closes then reopens by-pass or relief valve
137/115.18137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.18) bypass or relief valve responsive to pressure downstream of outlet valve
137/115.19137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.18) bypass or relief valve responsive to pressure downstream of outlet valve (115.19) pilot valve
137/115.2137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.18) bypass or relief valve responsive to pressure downstream of outlet valve (115.2) outlet valve carried by bypass or relief valve
137/115.21137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.21) plural sensors for single bypass or relief valve
137/115.22137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.21) plural sensors for single bypass or relief valve (115.22) sensors interconnected by timing or restrictive orifice
137/115.23137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.23) pilot valve operated
137/115.24137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.24) mechanical movement between sensor and valve
137/115.25137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.25) electrical control
137/115.26137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.26) sensor rigid with valve
137/115.27137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.26) sensor rigid with valve (115.27) flexible sensor
137/115.28137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (115.01) bypass or relief controlled by main line fluid condition (115.13) pressure responsive (115.26) sensor rigid with valve (115.28) pressure responsive outlet valve
137/118.01137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows
137/118.02137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (118.02) single actuator operates plural outlets simultaneously
137/118.03137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (118.03) biased open isolation valve
137/118.04137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (118.04) flow rate responsive
137/118.05137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (118.04) flow rate responsive (118.05) primer valve
137/118.06137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (118.06) pressure responsive
137/118.07137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (118.06) pressure responsive (118.07) with external control for correlating valve (e.g., manual)
137/119.01137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow
137/120137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (120) control by filling auxiliary gravitating or float operating tank
137/121137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (121) control by filling outlet tank or receiver
137/122137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (121) control by filling outlet tank or receiver (122) float controlled
137/119.02137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.02) four port reversing valve
137/119.03137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.03) responsive to pressure or flow interruption
137/119.04137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.03) responsive to pressure or flow interruption (119.04) plural outlets control with automatic reset
137/119.05137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.03) responsive to pressure or flow interruption (119.05) manually set to a single outflow position
137/119.06137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.06) flow rate responsive
137/119.07137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.06) flow rate responsive (119.07) flow sensing turbine
137/119.08137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.08) pressure responsive
137/119.09137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.08) pressure responsive (119.09) responsive to outlet pressure
137/119.1137 fluid handling/(87.01) self-proportioning or correlating systems (109) self-controlled branched flow systems (118.01) plural outflows (119.01) alternately or successively substituted outflow (119.1) electrical control
137/87.02137 fluid handling/(87.01) self-proportioning or correlating systems (87.02) liquid level responsive
137/87.03137 fluid handling/(87.01) self-proportioning or correlating systems (87.03) flow rate responsive
137/87.04137 fluid handling/(87.01) self-proportioning or correlating systems (87.03) flow rate responsive (87.04) pressure differential
137/87.05137 fluid handling/(87.01) self-proportioning or correlating systems (87.05) plural sensors
137/87.06137 fluid handling/(87.01) self-proportioning or correlating systems (87.05) plural sensors (87.06) for single valve
137/123137 fluid handling/(123) siphons
137/124137 fluid handling/(123) siphons (124) plural
137/125137 fluid handling/(123) siphons (124) plural (125) tank truck mounted
137/126137 fluid handling/(123) siphons (124) plural (126) sequentially discharging in parallel
137/127137 fluid handling/(123) siphons (124) plural (126) sequentially discharging in parallel (127) from plural tanks
137/128137 fluid handling/(123) siphons (124) plural (128) main siphon with auxiliary starting, stopping or resetting siphon
137/129137 fluid handling/(123) siphons (124) plural (128) main siphon with auxiliary starting, stopping or resetting siphon (129) sinking or bucket-type float operated main siphon, float emptying auxiliary siphon
137/130137 fluid handling/(123) siphons (130) with discharge-controlling receiver
137/131137 fluid handling/(123) siphons (130) with discharge-controlling receiver (131) with float
137/132137 fluid handling/(123) siphons (132) periodic or accumulation responsive discharge
137/133137 fluid handling/(123) siphons (132) periodic or accumulation responsive discharge (133) with manual control
137/134137 fluid handling/(123) siphons (132) periodic or accumulation responsive discharge (134) control by filling auxiliary tank
137/135137 fluid handling/(123) siphons (132) periodic or accumulation responsive discharge (135) float-operated inlet to siphon
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