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Class Information
Number: 454/136
Name: Ventilation > Vehicle (e.g., automobile, etc.) > Roof structure
Description: Subject matter comprising air guiding or directing means integral with a barrier above the ventilated space of the transporting device (i.e., roof).

Sub-classes under this class:

Class Number Class Name Patents
454/137 Including duct extending along roof 61

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
4609222 Open roof-construction for a vehicle Sep. 2, 1986
4592269 Static vent device Jun. 3, 1986
4587890 Air filtration system for harvester operator cab May. 13, 1986
4503749 Combine visor with environmental components Mar. 12, 1985
4492151 Air pressurizers/conditioners especially for work cabs in a polluted atmosphere Jan. 8, 1985
4380351 Sunroof air deflector Apr. 19, 1983
4205875 Roof vent window Jun. 3, 1980
4196657 Vehicle vent structure Apr. 8, 1980
4193339 Motor vehicle ventilation device Mar. 18, 1980
4143908 Windowed T-top installation for vans and the like Mar. 13, 1979
4136605 Van roof ventilator Jan. 30, 1979
4132160 Roof ventilator Jan. 2, 1979
4130966 Ventilator hatch assembly Dec. 26, 1978
4104825 Vent Aug. 8, 1978
4094935 Evaporative cooling system Jun. 13, 1978
4090436 Nonmetallic vent with integral screen May. 23, 1978
4089557 Upwardly pivotable vent or sliding roof panel for automobiles May. 16, 1978
4088364 Environmental control system and cab combination May. 9, 1978
4085666 Roof-top observation center for automobiles Apr. 25, 1978
4079985 Cab for industrial truck Mar. 21, 1978
4048911 Air supply apparatus Sep. 20, 1977
4048910 Plenum cover for roof mounted vehicle air conditioner Sep. 20, 1977
4021073 Combined vent and escape hatch May. 3, 1977
4006931 Device for reducing wind resistance of a vehicle Feb. 8, 1977
3994525 Roof for motor vehicles Nov. 30, 1976
3978174 Evaporator cooler apparatus Aug. 31, 1976
3955848 Automobile roof with pivotable vent panel May. 11, 1976
3934383 Roof vent Jan. 27, 1976

1 2

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