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Class Information
Number: 454/69
Name: Ventilation > Vehicle (e.g., automobile, etc.)
Description: Subject matter comprising features peculiar to admitting air to, exhausting air from, or circulating air about a (ventilated) space in a device for transporting passengers, goods, or equipment.










Sub-classes under this class:

Class Number Class Name Patents
454/76 Aircraft 128
454/121 Condensation preventer (e.g., defroster, etc.) 268
454/118 Freight 54
454/75 Having automatic control means 292
454/141 Having both inlet and outlet airways 47
454/119 Having external connection 24
454/139 Having forced recirculation 110
454/143 Having inlet airway 122
454/162 Having outlet airway 78
454/128 Means for open window (e.g., deflector, etc.) 28
454/70 Pressure regulation 49
454/83 Railcar, bus, or trailer 10
454/136 Roof structure 78
454/120 Seat structure 68
454/78 Waterborne 30


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8702481 Vehicle air wall Apr. 22, 2014
8528832 Engine cooling and climate control system Sep. 10, 2013
8529657 Porous vent breather Sep. 10, 2013
8480166 Air ducts for vehicles Jul. 9, 2013
8475245 Vehicle air duct including strength rib Jul. 2, 2013
8474557 Air guiding device Jul. 2, 2013
8424776 Integrated vehicle HVAC system Apr. 23, 2013
8425285 Duct installation structure Apr. 23, 2013
8403029 Vehicular air conditioning apparatus Mar. 26, 2013
8376817 Cabin for work vehicle Feb. 19, 2013
8366524 Cabin for a work vehicle Feb. 5, 2013
8356762 Mounting structure of on-vehicle circuit unit and on-vehicle circuit unit Jan. 22, 2013
8267155 Vehicular air conditioning apparatus Sep. 18, 2012
8258726 Battery cooling system for vehicle Sep. 4, 2012
8241097 Environmental control system and method for a battery in a vehicle Aug. 14, 2012
8235170 Integrated tailcone muffler assemblies and methods Aug. 7, 2012
8113195 Bringing a multi-component jet into the visual field of a user Feb. 14, 2012
8109811 Air duct system Feb. 7, 2012
8033899 Cabin for a work vehicle Oct. 11, 2011
8025559 Device for connecting air ducts, motor vehicle door, motor vehicle pillar and motor vehicle interior paneling Sep. 27, 2011
8016651 In-molded venturi for a vehicle HVAC system Sep. 13, 2011
8007352 Outside air introduction grill for inducting natural convection in air influx room Aug. 30, 2011
7997964 Air vent providing diffusion Aug. 16, 2011
7997966 Cooling structure for electricity storage device Aug. 16, 2011
7972203 Windshield saver Jul. 5, 2011
7965688 Signal splitting method for limiting peak power in a CDMA system Jun. 21, 2011
7955167 Modular automotive HVAC control head Jun. 7, 2011
7933698 System maintaining temperature of deck Apr. 26, 2011
7871318 Automotive air duct oscillating device Jan. 18, 2011
7871316 Passage opening and closing device Jan. 18, 2011
7832464 Flexible HVAC module with add-on multi-zone sub-assembly Nov. 16, 2010
7815498 Device for distribution of air within the passenger compartment of a vehicle Oct. 19, 2010
7749312 Air conditioning system Jul. 6, 2010
7727058 Flap of a motor vehicle ventilation system Jun. 1, 2010
7686123 Straddle-type vehicle with belt type continuously variable transmission having resin-block-type belt Mar. 30, 2010
7674164 Air-conditioning system for the passenger compartment of a vehicle Mar. 9, 2010
7670215 Control device comprising a roller band cassette Mar. 2, 2010
7658671 Air distribution assembly for vehicles Feb. 9, 2010
7625275 Aerodynamic rain-hat for vehicle air intake Dec. 1, 2009
7625273 Air channel flap and flow guiding device Dec. 1, 2009
7625039 Seat assembly providing airflow path to cool batteries Dec. 1, 2009
7604533 Register for air conditioning Oct. 20, 2009
7597616 Active material enabled vents and methods of use Oct. 6, 2009
7572178 System housing, in particular for a heating, ventilating and/or air-conditioning system of a vehicle Aug. 11, 2009
7566261 Air outlet device for vehicle cabin Jul. 28, 2009
7527551 Sliding valve, especially for heating, ventilation and air conditioning system May. 5, 2009
7520803 Air passage opening and closing device capable of preventing uncomfortable noise Apr. 21, 2009
7517278 Mode mechanization system with integrated heater outlet Apr. 14, 2009
7470177 Device for control of air flow rates to the instrument panel air outlets of a vehicle heating or air conditioning unit Dec. 30, 2008
7462099 Air-guiding system for a ventilation system of a vehicle Dec. 9, 2008

1 2 3 4










 
 
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