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Device for extracting air from an automobile interior

  • US 4,920,865 A
  • Filed: 08/22/1988
  • Issued: 05/01/1990
  • Est. Priority Date: 09/04/1987
  • Status: Expired due to Fees
First Claim
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1. A device for extracting to atmosphere the air from the interior of an automobile passenger compartment, said device comprising at least one air outlet aperture (12) being provided in a wall (11) of a luggage compartment (10) of the automobile, and at least one non-return valve (13) engaged with said aperture (12), said valve (13) having a framework (16) which comprises a grid (19) and a casing (18), said grid (19) having a first side facing the interior of the luggage compartment and a second side opposing said first side and a diaphragm (20) which is rotatably supported in the casing of said framework and which, when in the rest state, adheres to said second side of said grid (19), said framework (18) and grid (19) being disposed mainly within the interior of the luggage compartment (10), said casing (18) comprising an inner rim (23), an inner flange (25) and an outer rim (27), said grid being supported mainly by said inner rim (23) and flange (25) , said diaphragm (20) having a plurality of lugs (24), the lugs (24) being arranged to overlap the inner rim (23) of said casing (18), the lugs (24) being fixed to the inner rim (23) by press studs (33) each which are pressed through an opening in the lugs (24) and an opening in the inner rim (23) whereby said diaphragm (20) has a portion thereof extending through said grid (19).

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