Sliding film valve driven at edge

Details Sliding film valve driven at edge Sliding film valve driven at edge

2008-05-13

2008-05-13

McAllister, Steven (Department: 3749)

Ventilation

Vehicle

Having inlet airway

C454S121000

Reexamination Certificate

active

07371161

ABSTRACT:
A valve including a film having edges and a plurality of openings disposed between the edges is supported by the housing of an automotive a heating, ventilation and air conditioning system to control the flow of air blown into the passenger compartment. The film has recesses along both edges. The film is reciprocated along the curved path by a first pair of sprockets supported on a shaft and presenting first axial teeth engaging the recesses along the edges of the film (FIGS.3-5), or a second pair of sprockets having first radial teeth engaging the recesses in the edges of the film and driven from the shaft by bevel gears (FIGS.5-8), or third pair of sprockets having second radial teeth engaging the recesses in the edges of the film and driven by a spur (FIG.9), or by the spur directly engaging the recesses in the edges of the film (FIG.10).

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EP 05 07 6841 European Search Report dated Oct. 14, 2005.

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