USPC Patent Classifications

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Class 104 railways
uspcdescription
104/2104 railways/(2) track layers
104/3104 railways/(2) track layers (3) built-up sections
104/4104 railways/(2) track layers (4) portable shifter
104/5104 railways/(2) track layers (5) distributers
104/6104 railways/(2) track layers (5) distributers (6) transverse tie placer
104/7.1104 railways/(2) track layers (7.1) track raising car
104/7.2104 railways/(2) track layers (7.1) track raising car (7.2) with means to transversely shift track (i.e., aligning)
104/7.3104 railways/(2) track layers (7.1) track raising car (7.3) under-track ballast sled or plow
104/8104 railways/(2) track layers (8) sluer
104/9104 railways/(2) track layers (9) tie replacer
104/10104 railways/(2) track layers (10) tamper
104/11104 railways/(2) track layers (10) tamper (11) pneumatic injector
104/12104 railways/(2) track layers (10) tamper (12) car mounted
104/13104 railways/(2) track layers (10) tamper (13) hand tools
104/14104 railways/(2) track layers (10) tamper (13) hand tools (14) pneumatic
104/15104 railways/(2) track layers (15) joint welders
104/16104 railways/(2) track layers (16) tie platers
104/17.1104 railways/(2) track layers (17.1) track rail mounted spike driver
104/17.2104 railways/(2) track layers (17.2) trail rail mounted rail anchor applicator
104/18104 railways/(18) moving train
104/19104 railways/(18) moving train (19) safety lander
104/20104 railways/(18) moving train (20) passenger transfer
104/21104 railways/(18) moving train (20) passenger transfer (21) revolving terminal
104/22104 railways/(22) balloon
104/23.1104 railways/(23.1) fluid supported car or simulated aerial vehicle
104/23.2104 railways/(23.1) fluid supported car or simulated aerial vehicle (23.2) car supported by fluid current pushing against surface
104/24104 railways/(24) sailing devices
104/25104 railways/(25) endless train
104/26.1104 railways/(26.1) car yard
104/26.2104 railways/(26.1) car yard (26.2) track brake
104/27104 railways/(27) terminals and stations
104/28104 railways/(27) terminals and stations (28) passenger
104/29104 railways/(27) terminals and stations (29) freight
104/30104 railways/(27) terminals and stations (30) platforms
104/31104 railways/(27) terminals and stations (30) platforms (31) shifting
104/32.1104 railways/(32.1) truck changer
104/33104 railways/(32.1) truck changer (33) wheel-gauge changers
104/34104 railways/(34) vehicle battery replacer
104/35104 railways/(35) turntables
104/36104 railways/(35) turntables (36) actuators
104/37104 railways/(35) turntables (36) actuators (37) fluid pressure
104/38104 railways/(35) turntables (36) actuators (38) electric control
104/39104 railways/(35) turntables (36) actuators (39) traction cable
104/40104 railways/(35) turntables (36) actuators (40) vehicle operated
104/41104 railways/(35) turntables (36) actuators (40) vehicle operated (41) drive wheel
104/42104 railways/(35) turntables (36) actuators (40) vehicle operated (42) gravity
104/43104 railways/(35) turntables (36) actuators (43) traction wheel
104/44104 railways/(35) turntables (44) automobile
104/45104 railways/(35) turntables (45) portable
104/46104 railways/(35) turntables (46) bearings and pivots
104/47104 railways/(35) turntables (47) locks
104/48104 railways/(48) transfer tables
104/49104 railways/(48) transfer tables (49) swinging
104/50104 railways/(48) transfer tables (50) operating mechanism
104/51104 railways/(51) locomotive shed fixtures
104/52104 railways/(51) locomotive shed fixtures (52) smoke jacks
104/53104 railways/(53) amusement
104/54104 railways/(53) amusement (54) gap jumpers
104/55104 railways/(53) amusement (55) loop
104/56104 railways/(53) amusement (56) helical
104/57104 railways/(53) amusement (56) helical (57) rotating
104/58104 railways/(53) amusement (58) moving-wave track
104/59104 railways/(53) amusement (59) drifting tub
104/60104 railways/(53) amusement (60) racing
104/61104 railways/(53) amusement (61) horse simulation
104/62104 railways/(53) amusement (62) physical training
104/63104 railways/(53) amusement (63) tortuous alinement
104/64104 railways/(53) amusement (63) tortuous alinement (64) horizontal zigzag
104/65104 railways/(53) amusement (63) tortuous alinement (64) horizontal zigzag (65) exchanging gears
104/66104 railways/(53) amusement (63) tortuous alinement (64) horizontal zigzag (66) chain drive
104/67104 railways/(53) amusement (67) switchback
104/68104 railways/(53) amusement (68) bowl, cylinder, or globe
104/69104 railways/(53) amusement (69) chutes
104/70104 railways/(53) amusement (69) chutes (70) water dive
104/71104 railways/(53) amusement (71) submarines
104/72104 railways/(53) amusement (72) splasher
104/73104 railways/(53) amusement (73) canals
104/74104 railways/(53) amusement (74) rotary car on truck
104/75104 railways/(53) amusement (74) rotary car on truck (75) vertical axis
104/76104 railways/(53) amusement (74) rotary car on truck (76) horizontal axis
104/77104 railways/(53) amusement (77) car in wheel
104/78104 railways/(53) amusement (77) car in wheel (78) traveling
104/79104 railways/(53) amusement (79) seesaw track
104/80104 railways/(53) amusement (80) seesaw car drive
104/81104 railways/(53) amusement (81) swing car drive
104/82104 railways/(53) amusement (82) passenger jumper
104/83104 railways/(53) amusement (83) illusion vehicles
104/84104 railways/(53) amusement (84) optical illusion
104/85104 railways/(53) amusement (85) physical illusion
104/86104 railways/(53) amusement (86) hydraulic effects
104/87104 railways/(87) cable and rigid combined
104/88.01104 railways/(88.01) selective delivery
104/88.02104 railways/(88.01) selective delivery (88.02) electrical control
104/88.03104 railways/(88.01) selective delivery (88.02) electrical control (88.03) centralized
104/88.04104 railways/(88.01) selective delivery (88.02) electrical control (88.03) centralized (88.04) including local control
104/88.05104 railways/(88.01) selective delivery (88.02) electrical control (88.05) including override feature
104/88.06104 railways/(88.01) selective delivery (88.02) electrical control (88.06) including pre-established manual setting
104/89104 railways/(89) suspended
104/90104 railways/(89) suspended (90) ferry
104/91104 railways/(89) suspended (91) track systems
104/92104 railways/(89) suspended (92) swing boom track
104/93104 railways/(89) suspended (93) single-rail type
104/94104 railways/(89) suspended (94) double inner rail
104/95104 railways/(89) suspended (95) double outer rail
104/96104 railways/(96) trolley transfer
104/97104 railways/(96) trolley transfer (97) beef-jack type
104/98104 railways/(96) trolley transfer (98) overhead crane
104/99104 railways/(96) trolley transfer (99) turntable type
104/100104 railways/(96) trolley transfer (100) horizontal end pivot
104/101104 railways/(96) trolley transfer (101) longitudinal pivot
104/102104 railways/(96) trolley transfer (102) sliding shift
104/103104 railways/(96) trolley transfer (103) swing stub
104/104104 railways/(96) trolley transfer (104) split point
104/105104 railways/(96) trolley transfer (105) rigid frog
104/106104 railways/(106) trolley rails
104/107104 railways/(106) trolley rails (107) two tread
104/108104 railways/(106) trolley rails (107) two tread (108) slotted tube
104/109104 railways/(106) trolley rails (107) two tread (109) integral
104/110104 railways/(106) trolley rails (110) single tread
104/111104 railways/(106) trolley rails (111) hangers
104/112104 railways/(112) cable rails
104/113104 railways/(112) cable rails (113) gravity
104/114104 railways/(112) cable rails (114) extensible marine
104/115104 railways/(112) cable rails (115) hangers and saddles
104/116104 railways/(112) cable rails (115) hangers and saddles (116) vertible movement
104/117104 railways/(112) cable rails (117) tension regulators and anchors
104/117.1104 railways/(112) cable rails (117.1) with automatic stopping or reversing
104/118104 railways/(118) monorail
104/119104 railways/(118) monorail (119) with side guides
104/120104 railways/(118) monorail (120) raised center rail
104/121104 railways/(118) monorail (121) single top guide
104/122104 railways/(122) drop pick up
104/123104 railways/(123) way suspension
104/124104 railways/(124) elevated structure
104/125104 railways/(125) posts and towers
104/126104 railways/(126) portable elevated
104/127104 railways/(127) elevators
104/128104 railways/(127) elevators (128) car
104/129104 railways/(127) elevators (129) track control
104/130.01104 railways/(130.01) switches
104/130.02104 railways/(130.01) switches (130.02) for levitated vehicle
104/130.03104 railways/(130.01) switches (130.02) for levitated vehicle (130.03) having movable track elements
104/130.04104 railways/(130.01) switches (130.04) for vertical guide
104/130.05104 railways/(130.01) switches (130.05) having longitudinal pivot axis
104/130.06104 railways/(130.01) switches (130.06) having horizontal sliding shift
104/130.07104 railways/(130.01) switches (130.07) having all stationary track elements
104/130.08104 railways/(130.01) switches (130.08) for toothed rail
104/130.09104 railways/(130.01) switches (130.09) having movable track element for slot-guided vehicle
104/130.11104 railways/(130.01) switches (130.11) having flexible element
104/133104 railways/(133) droppings catcher
104/134104 railways/(134) sledways
104/135104 railways/(134) sledways (135) roller track
104/136104 railways/(134) sledways (136) ice track
104/137104 railways/(137) traveling track
104/138.1104 railways/(138.1) tubular way
104/138.2104 railways/(138.1) tubular way (138.2) internal service device
104/139104 railways/(139) truck in conduit
104/140104 railways/(140) slotted conduit
104/141104 railways/(140) slotted conduit (141) crossings
104/142104 railways/(140) slotted conduit (142) yokes
104/143104 railways/(140) slotted conduit (142) yokes (143) concrete
104/144104 railways/(140) slotted conduit (142) yokes (144) integral metallic
104/145104 railways/(140) slotted conduit (145) grip or plow traps
104/146104 railways/(140) slotted conduit (146) adjustable slots
104/281104 railways/(281) magnetically suspended car
104/282104 railways/(281) magnetically suspended car (282) propulsion means employed to suspend car
104/283104 railways/(281) magnetically suspended car (283) by permanent magnets only
104/284104 railways/(281) magnetically suspended car (284) including means to sense or control car position or attitude with respect to guideway
104/285104 railways/(281) magnetically suspended car (285) with cooling means
104/286104 railways/(281) magnetically suspended car (286) construction or composition of suspension elements
104/287104 railways/(287) car-carried propulsion system
104/288104 railways/(287) car-carried propulsion system (288) electric
104/289104 railways/(287) car-carried propulsion system (288) electric (289) with regenerative energy means
104/290104 railways/(287) car-carried propulsion system (288) electric (290) linear motor
104/291104 railways/(287) car-carried propulsion system (288) electric (290) linear motor (291) suspension between truck and vehicle body
104/292104 railways/(287) car-carried propulsion system (288) electric (290) linear motor (292) propulsion by active guideway; e.g., linear synchronous motor, etc.
104/293104 railways/(287) car-carried propulsion system (288) electric (290) linear motor (293) including means to control gap
104/294104 railways/(287) car-carried propulsion system (288) electric (290) linear motor (294) construction or composition of motor elements
104/295104 railways/(287) car-carried propulsion system (288) electric (295) external car control
104/296104 railways/(287) car-carried propulsion system (288) electric (295) external car control (296) auxiliary function on car
104/297104 railways/(287) car-carried propulsion system (288) electric (295) external car control (296) auxiliary function on car (297) superimposed signal on same conductor
104/298104 railways/(287) car-carried propulsion system (288) electric (295) external car control (298) by block system
104/299104 railways/(287) car-carried propulsion system (288) electric (295) external car control (299) of spacing between cars
104/300104 railways/(287) car-carried propulsion system (288) electric (295) external car control (300) car-carried speed regulator
104/301104 railways/(287) car-carried propulsion system (288) electric (295) external car control (301) of multiple trains on same track
104/302104 railways/(287) car-carried propulsion system (288) electric (295) external car control (302) reversing of car movement or conductor current
104/303104 railways/(287) car-carried propulsion system (288) electric (295) external car control (302) reversing of car movement or conductor current (303) by switch responsive to discrete means along guideway
104/304104 railways/(287) car-carried propulsion system (288) electric (295) external car control (304) of steerable car
104/305104 railways/(287) car-carried propulsion system (288) electric (295) external car control (305) of slot-guided car
104/154104 railways/(287) car-carried propulsion system (154) hydraulic
104/155104 railways/(287) car-carried propulsion system (155) pneumatic
104/156104 railways/(287) car-carried propulsion system (155) pneumatic (156) piston tube
104/157104 railways/(287) car-carried propulsion system (155) pneumatic (157) motor charging
104/158104 railways/(287) car-carried propulsion system (155) pneumatic (157) motor charging (158) moving car
104/159104 railways/(287) car-carried propulsion system (155) pneumatic (157) motor charging (158) moving car (159) longitudinal supply tube
104/160104 railways/(287) car-carried propulsion system (155) pneumatic (157) motor charging (158) moving car (159) longitudinal supply tube (160) sliding-sleeve receiver
104/161104 railways/(287) car-carried propulsion system (155) pneumatic (161) sealing slot closers
104/164104 railways/(164) tilting track
104/165104 railways/(165) traction
104/162104 railways/(165) traction (162) pusher
104/163104 railways/(165) traction (162) pusher (163) rotary
104/166104 railways/(165) traction (166) longitudinal rotary shafts
104/167104 railways/(165) traction (167) helical
104/168104 railways/(165) traction (168) transverse live roll
104/169104 railways/(165) traction (169) reciprocating farm tool
104/170104 railways/(165) traction (170) truck distribution
104/171104 railways/(165) traction (170) truck distribution (171) two-wheel type
104/172.1104 railways/(165) traction (172.1) chain
104/172.2104 railways/(165) traction (172.1) chain (172.2) tow pin or mast
104/172.3104 railways/(165) traction (172.1) chain (172.3) beneath vehicle
104/172.4104 railways/(165) traction (172.1) chain (172.4) suspended
104/172.5104 railways/(165) traction (172.1) chain (172.5) chain construction
104/173.1104 railways/(165) traction (173.1) cable
104/173.2104 railways/(165) traction (173.1) cable (173.2) ski tow
104/174104 railways/(165) traction (173.1) cable (174) counterbalanced system
104/175104 railways/(165) traction (173.1) cable (174) counterbalanced system (175) weight
104/176104 railways/(165) traction (173.1) cable (176) mule car
104/177104 railways/(165) traction (173.1) cable (177) mail
104/178104 railways/(165) traction (173.1) cable (178) drive and control
104/179104 railways/(165) traction (173.1) cable (178) drive and control (179) signals
104/180104 railways/(165) traction (173.1) cable (180) running and carrying cable
104/181104 railways/(165) traction (173.1) cable (180) running and carrying cable (181) mail
104/182104 railways/(165) traction (173.1) cable (182) clearing-way hangers
104/183104 railways/(165) traction (173.1) cable (183) drum-wind draft
104/184104 railways/(165) traction (173.1) cable (184) at switches
104/185104 railways/(165) traction (173.1) cable (185) crossing conduit
104/186104 railways/(165) traction (173.1) cable (185) crossing conduit (186) cable depressors
104/187104 railways/(165) traction (173.1) cable (185) crossing conduit (187) auxiliary car propulsion
104/188104 railways/(165) traction (173.1) cable (188) at swing bridges
104/189104 railways/(165) traction (173.1) cable (189) curves
104/190104 railways/(165) traction (173.1) cable (189) curves (190) auxiliary car propulsion
104/191104 railways/(165) traction (173.1) cable (189) curves (191) horizontal pulley
104/192104 railways/(165) traction (173.1) cable (189) curves (192) double-rope system
104/193104 railways/(165) traction (173.1) cable (193) draft-cable coupling
104/194104 railways/(165) traction (173.1) cable (194) slot closers
104/195104 railways/(165) traction (173.1) cable (195) slot switches
104/196104 railways/(165) traction (173.1) cable (196) take-ups
104/197104 railways/(165) traction (173.1) cable (197) supporting pulley
104/198104 railways/(165) traction (173.1) cable (198) cable shifters
104/199104 railways/(165) traction (173.1) cable (199) cable lifters
104/200104 railways/(165) traction (173.1) cable (200) cable clips
104/201104 railways/(165) traction (173.1) cable (200) cable clips (201) strand engaging
104/202104 railways/(165) traction (173.1) cable (202) grippers
104/203104 railways/(165) traction (173.1) cable (202) grippers (203) pneumatically operated
104/204104 railways/(165) traction (173.1) cable (202) grippers (204) automatic grip control
104/205104 railways/(165) traction (173.1) cable (202) grippers (204) automatic grip control (205) trip lever
104/206104 railways/(165) traction (173.1) cable (202) grippers (204) automatic grip control (205) trip lever (206) toggle-operated jaw
104/207104 railways/(165) traction (173.1) cable (202) grippers (204) automatic grip control (207) releasable pawl
104/208104 railways/(165) traction (173.1) cable (202) grippers (204) automatic grip control (208) weight-operated jaw
104/209104 railways/(165) traction (173.1) cable (202) grippers (204) automatic grip control (209) spring-pressed jaw
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