Class 454 ventilation | |
---|---|
uspc | description |
454/1 | 454 ventilation/(1) chimney or stack |
454/2 | 454 ventilation/(1) chimney or stack (2) vehicle |
454/3 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) |
454/4 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (4) cap closure |
454/5 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (4) cap closure (5) pivoted |
454/6 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (4) cap closure (5) pivoted (6) plural, separately pivoted portions |
454/7 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (4) cap closure (5) pivoted (7) having remote control |
454/8 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (8) inlet and outlet |
454/9 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (8) inlet and outlet (9) having air current responsive adjustment means (e.g., wind vane, etc.) |
454/10 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (10) inlet |
454/11 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (10) inlet (11) having air current responsive adjustment means (e.g., wind vane, etc.) |
454/12 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (12) with means for mounting on brick-type chimney |
454/13 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (12) with means for mounting on brick-type chimney (13) chimneytop structure extends within chimney |
454/14 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (12) with means for mounting on brick-type chimney (13) chimneytop structure extends within chimney (14) means for mounting to inner wall |
454/15 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (15) with rotary means in air current (e.g., fan, etc.) |
454/16 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (15) with rotary means in air current (e.g., fan, etc.) (16) driven by external power source |
454/17 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (15) with rotary means in air current (e.g., fan, etc.) (17) having air current responsive adjustment means (e.g., wind vane, etc.) |
454/18 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (15) with rotary means in air current (e.g., fan, etc.) (18) cage-type blade set |
454/19 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (15) with rotary means in air current (e.g., fan, etc.) (18) cage-type blade set (19) including additional blade set |
454/20 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means |
454/21 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means (21) wind vane |
454/22 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means (21) wind vane (22) with air current inducing jet |
454/23 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means (21) wind vane (22) with air current inducing jet (23) centered within induced air current |
454/24 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means (21) wind vane (24) shield |
454/25 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means (21) wind vane (25) hood having outlet opening perpendicular to wind |
454/26 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (20) having air current responsive adjustment means (26) current regulator |
454/27 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (27) having readily movable air current regulating means |
454/28 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (27) having readily movable air current regulating means (28) with temperature sensitive release |
454/29 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (27) having readily movable air current regulating means (29) continuously horizontal panel |
454/30 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (27) having readily movable air current regulating means (30) pivoted |
454/31 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (27) having readily movable air current regulating means (30) pivoted (31) plural |
454/32 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (32) t-top |
454/33 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (33) spiral or plural stacked rings |
454/34 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (34) four-side outlets with shield |
454/35 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (35) spaced cap |
454/36 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (35) spaced cap (36) and spaced shield |
454/37 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (35) spaced cap (36) and spaced shield (37) and skirt deflector extending outwardly from chimney or stack |
454/38 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (35) spaced cap (38) and skirt deflector extending outwardly from chimney or stack |
454/39 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (39) having air current inducing jet |
454/40 | 454 ventilation/(1) chimney or stack (3) chimneytop or stacktop structure (e.g., cowl) (39) having air current inducing jet (40) plural, in-series jets |
454/41 | 454 ventilation/(1) chimney or stack (41) having liquid drain |
454/42 | 454 ventilation/(1) chimney or stack (42) having internal air current guide |
454/43 | 454 ventilation/(1) chimney or stack (43) having flue heater |
454/44 | 454 ventilation/(1) chimney or stack (44) having lining or sleeve |
454/45 | 454 ventilation/(1) chimney or stack (44) having lining or sleeve (45) including breech opening |
454/46 | 454 ventilation/(1) chimney or stack (44) having lining or sleeve (46) pressurized air lining |
454/47 | 454 ventilation/(1) chimney or stack (44) having lining or sleeve (47) axially connected chimney or stack sections |
454/48 | 454 ventilation/(48) exterior vault or manhole cover |
454/49 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) |
454/50 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (50) spray booth |
454/51 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (50) spray booth (51) having air inlet separate from access opening |
454/52 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (50) spray booth (51) having air inlet separate from access opening (52) ceiling inlet |
454/53 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (50) spray booth (53) with outlet air treatment means |
454/54 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (50) spray booth (53) with outlet air treatment means (54) with means for liquid contact |
454/55 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (50) spray booth (53) with outlet air treatment means (54) with means for liquid contact (55) spraying nozzle |
454/56 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) |
454/57 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) (57) having air inlet separate from access opening |
454/58 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) (57) having air inlet separate from access opening (58) including flow adjustment means |
454/59 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) (57) having air inlet separate from access opening (58) including flow adjustment means (59) responsive to position of access door |
454/60 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) (57) having air inlet separate from access opening (60) and air outlet through access opening |
454/61 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) (61) having outlet airway flow adjustment means |
454/62 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (56) covered workbench chamber (e.g., fume hood, etc.) (61) having outlet airway flow adjustment means (62) plural airways with adjustable distribution means |
454/63 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (63) movable |
454/64 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (63) movable (64) having sliding, communication, airway duct sections |
454/65 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (63) movable (65) having canopy exhaust hood |
454/66 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (66) having inlet airway |
454/67 | 454 ventilation/(49) workstation ventilator (e.g., hood, offtake, etc.) (67) having canopy exhaust hood |
454/68 | 454 ventilation/(68) elevator |
454/69 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) |
454/70 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (70) pressure regulation |
454/71 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (70) pressure regulation (71) ventilation of aircraft cabin |
454/72 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (70) pressure regulation (71) ventilation of aircraft cabin (72) auxiliary control system |
454/73 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (70) pressure regulation (71) ventilation of aircraft cabin (73) mechanical operation of control system (e.g., by bellows or diaphragm, etc.) |
454/74 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (70) pressure regulation (71) ventilation of aircraft cabin (74) control system having electrical or electronic component |
454/75 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (75) having automatic control means |
454/76 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (76) aircraft |
454/77 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (76) aircraft (77) freight |
454/78 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (78) waterborne |
454/79 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (78) waterborne (79) freight |
454/80 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (78) waterborne (79) freight (80) nonperishable bulk foodstuff (e.g., grain ship) |
454/81 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (78) waterborne (81) porthole ventilator |
454/82 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (78) waterborne (82) with moisture deflector or drain |
454/83 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer |
454/84 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (84) locomotive cab |
454/85 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (84) locomotive cab (85) condensation preventer (e.g., defroster, etc.) |
454/86 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (84) locomotive cab (86) including dust guard for cab window opening |
454/87 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (87) sleeping car |
454/88 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (88) freight |
454/89 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (88) freight (89) ice-bunker closure (e.g., for refrigerated railcar) |
454/90 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (88) freight (90) refrigerated or heated |
454/91 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (88) freight (90) refrigerated or heated (91) with air pump |
454/92 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (88) freight (92) with air pump |
454/93 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (93) condensation preventer (e.g., defroster, etc.) |
454/94 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (94) having exterior cap closure for vent |
454/95 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (95) having window or entry-door ventilation structure |
454/96 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (95) having window or entry-door ventilation structure (96) including dust guard for window opening |
454/97 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (95) having window or entry-door ventilation structure (96) including dust guard for window opening (97) inside of window |
454/98 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (95) having window or entry-door ventilation structure (96) including dust guard for window opening (98) outside of window |
454/99 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (99) having forced recirculation |
454/100 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (99) having forced recirculation (100) having forced recirulation means alone |
454/101 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (99) having forced recirculation (100) having forced recirulation means alone (101) wind-operated fan |
454/102 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (99) having forced recirculation (100) having forced recirulation means alone (102) wheel-axle operated fan |
454/103 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (103) having both inlet and outlet airways |
454/104 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (103) having both inlet and outlet airways (104) including unitary inlet and outlet housing |
454/105 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (103) having both inlet and outlet airways (105) with air pump |
454/106 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (103) having both inlet and outlet airways (105) with air pump (106) wind or wheel-axle operated |
454/107 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway |
454/108 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (108) including specific air distributor |
454/109 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (108) including specific air distributor (109) having adjustable deflector |
454/110 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (110) liquid contact |
454/111 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (111) with deflecting separator-type filter |
454/112 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (112) with air pump |
454/113 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (112) with air pump (113) wind operated |
454/114 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (107) having inlet airway (112) with air pump (114) wheel-axle operated |
454/115 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (115) having outlet airway |
454/116 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (115) having outlet airway (116) with current inducing jet |
454/117 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (83) railcar, bus, or trailer (115) having outlet airway (117) with air pump (e.g., wind or wheel-axle operated, etc.) |
454/118 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (118) freight |
454/119 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (119) having external connection |
454/120 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (120) seat structure |
454/121 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) |
454/122 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) (122) air directed between double paned window |
454/123 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) (123) air directed at window exterior |
454/124 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) (124) side or rear window |
454/125 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) (125) having sweeping air distributor |
454/126 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) (126) having means for combining heated and unheated air |
454/127 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (121) condensation preventer (e.g., defroster, etc.) (127) having dashboard air distributor (e.g., for windshield, etc.) |
454/128 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) |
454/129 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (129) sunroof |
454/130 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (130) windshield or rear window |
454/131 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (131) at upper edge of sliding window |
454/132 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (131) at upper edge of sliding window (132) having means to selectively adjust airflow |
454/133 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (131) at upper edge of sliding window (133) having plural air passages |
454/134 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (134) pivoted window |
454/135 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (128) means for open window (e.g., deflector, etc.) (135) adjacent front edge of window |
454/136 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (136) roof structure |
454/137 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (136) roof structure (137) including duct extending along roof |
454/138 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (136) roof structure (137) including duct extending along roof (138) having exterior inlet opening over windshield |
454/139 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (139) having forced recirculation |
454/140 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (139) having forced recirculation (140) forced recirculation alone or agitating fan |
454/141 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (141) having both inlet and outlet airways |
454/142 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (141) having both inlet and outlet airways (142) including unitary inlet and outlet housing |
454/143 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway |
454/144 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (144) including duct extending along floor |
454/145 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (145) selective inlet, outlet, and closure |
454/146 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (146) including exterior cowl inlet |
454/147 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (146) including exterior cowl inlet (147) with moisture deflector or drain |
454/148 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (146) including exterior cowl inlet (148) ducting to heat exchanger |
454/149 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (146) including exterior cowl inlet (149) having exterior door |
454/150 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (150) including exterior windshield inlet |
454/151 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (151) including exterior rear or rear-side inlet |
454/152 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (152) including specific air distributor |
454/153 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (152) including specific air distributor (153) sweeping type |
454/154 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (152) including specific air distributor (154) having swiveling nozzle |
454/155 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (152) including specific air distributor (155) having adjustable deflector |
454/156 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (156) with air treatment means |
454/157 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (156) with air treatment means (157) liquid contact |
454/158 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (156) with air treatment means (158) porous filter |
454/159 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (156) with air treatment means (159) heating |
454/160 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (156) with air treatment means (159) heating (160) having means for combining heated and unheated air |
454/161 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (143) having inlet airway (156) with air treatment means (159) heating (161) having heat exchange core |
454/162 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (162) having outlet airway |
454/163 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (162) having outlet airway (163) with current inducing jet |
454/164 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (162) having outlet airway (164) exterior side outlet |
454/165 | 454 ventilation/(69) vehicle (e.g., automobile, etc.) (162) having outlet airway (165) exterior rear outlet |
454/166 | 454 ventilation/(166) vehicular tunnel |
454/167 | 454 ventilation/(166) vehicular tunnel (167) with air pump |
454/168 | 454 ventilation/(168) mine |
454/169 | 454 ventilation/(168) mine (169) with partition means (e.g., brattice, etc.) |
454/170 | 454 ventilation/(168) mine (169) with partition means (e.g., brattice, etc.) (170) flexible sheet |
454/171 | 454 ventilation/(168) mine (171) having inlet and outlet ductwork |
454/172 | 454 ventilation/(168) mine (172) having inlet ductwork |
454/173 | 454 ventilation/(173) storage area for perishables |
454/174 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation |
454/175 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop |
454/176 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop (176) including insertion means |
454/177 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop (177) horizontal and vertical perforated or slotted ducts |
454/178 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop (177) horizontal and vertical perforated or slotted ducts (178) with air pump |
454/179 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop (179) horizontal duct |
454/180 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop (179) horizontal duct (180) with air pump |
454/181 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (175) having perforated or slotted duct contacting crop (181) with air pump |
454/182 | 454 ventilation/(173) storage area for perishables (174) harvested crop ventilation (182) granular crop or corn ears |
454/183 | 454 ventilation/(173) storage area for perishables (183) provision safe |
454/184 | 454 ventilation/(184) electronic cabinet |
454/185 | 454 ventilation/(185) hollow partition |
454/186 | 454 ventilation/(185) hollow partition (186) having blower |
454/187 | 454 ventilation/(187) clean room |
454/188 | 454 ventilation/(188) having protecting air current |
454/189 | 454 ventilation/(188) having protecting air current (189) surrounding protected area |
454/190 | 454 ventilation/(188) having protecting air current (190) including plural, layered currents |
454/191 | 454 ventilation/(188) having protecting air current (191) including suction outlet |
454/192 | 454 ventilation/(188) having protecting air current (192) including current adjusting mean |
454/193 | 454 ventilation/(188) having protecting air current (193) cabinet enclosure (e.g., display case, etc.) |
454/194 | 454 ventilation/(194) blast or shock wave prevention |
454/195 | 454 ventilation/(195) means combined with door |
454/196 | 454 ventilation/(196) means combined with window |
454/197 | 454 ventilation/(196) means combined with window (197) for bed or couch |
454/198 | 454 ventilation/(196) means combined with window (198) condensation preventer |
454/199 | 454 ventilation/(196) means combined with window (199) skylight |
454/200 | 454 ventilation/(196) means combined with window (200) with air pump |
454/201 | 454 ventilation/(196) means combined with window (200) with air pump (201) cooling air conditioner |
454/202 | 454 ventilation/(196) means combined with window (200) with air pump (201) cooling air conditioner (202) having readily moveable flow control means |
454/203 | 454 ventilation/(196) means combined with window (200) with air pump (201) cooling air conditioner (203) with extensible side panel |
454/204 | 454 ventilation/(196) means combined with window (200) with air pump (201) cooling air conditioner (204) with mounting or support means |
454/205 | 454 ventilation/(196) means combined with window (200) with air pump (205) recirculation means |
454/206 | 454 ventilation/(196) means combined with window (200) with air pump (206) with specific noise inhibiting structure |
454/207 | 454 ventilation/(196) means combined with window (200) with air pump (207) with specific filtering means |
454/208 | 454 ventilation/(196) means combined with window (200) with air pump (208) propeller fan having rotary axis perpendicular to window |
454/209 | 454 ventilation/(196) means combined with window (200) with air pump (208) propeller fan having rotary axis perpendicular to window (209) with mounting means for pump reversal |
454/210 | 454 ventilation/(196) means combined with window (200) with air pump (208) propeller fan having rotary axis perpendicular to window (210) with extensible side panel |
454/211 | 454 ventilation/(196) means combined with window (211) having air passage in sash |
454/212 | 454 ventilation/(196) means combined with window (212) having air passage means within, attaching to, or replacing pane |
454/213 | 454 ventilation/(196) means combined with window (213) having air passage at window top |
454/214 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash |
454/215 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (215) including wall sloping downward from window |
454/216 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (216) including wall for upwardly deflecting inlet air |
454/217 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (216) including wall for upwardly deflecting inlet air (217) having adjustable angle or swingable mounting |
454/218 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (216) including wall for upwardly deflecting inlet air (217) having adjustable angle or swingable mounting (218) including collapsible or flexible, perpendicular side wall |
454/219 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (216) including wall for upwardly deflecting inlet air (219) having readily moveable air regulating means |
454/220 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (216) including wall for upwardly deflecting inlet air (220) having slidably interconnected sections |
454/221 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (221) including louvers |
454/222 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (222) including readily moveable air regulating means |
454/223 | 454 ventilation/(196) means combined with window (214) having air passage between sill and bottom of sash (223) with means for liquid contact |
454/224 | 454 ventilation/(196) means combined with window (224) having louvers |
454/225 | 454 ventilation/(196) means combined with window (225) tilting pane window |
454/226 | 454 ventilation/(196) means combined with window (226) having wind deflector |
454/227 | 454 ventilation/(196) means combined with window (227) including backdraft preventer |
454/228 | 454 ventilation/(228) having forced recirculation |
454/229 | 454 ventilation/(228) having forced recirculation (229) including automatic control means |
454/230 | 454 ventilation/(228) having forced recirculation (230) forced recirculation alone |
454/231 | 454 ventilation/(228) having forced recirculation (230) forced recirculation alone (231) having recirculating duct connecting upper and lower room air strata |
454/232 | 454 ventilation/(228) having forced recirculation (230) forced recirculation alone (232) having plural or branched recirculation ducts |
454/233 | 454 ventilation/(228) having forced recirculation (230) forced recirculation alone (233) for use with heating or cooling means |
454/234 | 454 ventilation/(228) having forced recirculation (234) including unitary housing having both inlet and outlet airways |
454/235 | 454 ventilation/(228) having forced recirculation (234) including unitary housing having both inlet and outlet airways (235) having air pump means for both airways |
454/236 | 454 ventilation/(228) having forced recirculation (236) for use with heating and cooling means |
454/237 | 454 ventilation/(237) having both inlet and outlet airways |
454/238 | 454 ventilation/(237) having both inlet and outlet airways (238) pressure regulation |
454/239 | 454 ventilation/(237) having both inlet and outlet airways (239) including automatic control means |
454/240 | 454 ventilation/(237) having both inlet and outlet airways (240) with wind-operated air pump |
454/241 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing |
454/242 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (242) rooftop |
454/243 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (243) sleeved vent for ceiling, wall, or floor (e.g., thimble) |
454/244 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (243) sleeved vent for ceiling, wall, or floor (e.g., thimble) (244) with air pump means for both inlet and outlet airways |
454/245 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (245) air distributor with return vent (e.g., register, etc.) |
454/246 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (245) air distributor with return vent (e.g., register, etc.) (246) baseboard type |
454/247 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (245) air distributor with return vent (e.g., register, etc.) (247) floor type |
454/248 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (245) air distributor with return vent (e.g., register, etc.) (248) ceiling type |
454/249 | 454 ventilation/(237) having both inlet and outlet airways (241) including unitary inlet and outlet housing (249) with air pump |
454/250 | 454 ventilation/(237) having both inlet and outlet airways (250) natural ventilation including air passage through rooftop (i.e., no air pump) |
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