Anti-snow module and air filter including same

Details Anti-snow module and air filter including same Anti-snow module and air filter including same

2008-12-11

2011-12-20

Smith, Duane (Department: 1776)

Gas separation

Combined or convertible

In motor vehicle

C055S420000, C123S19800E

Reexamination Certificate

active

08080078

ABSTRACT:
An anti-snow module designed for installation into an air filter housing includes a support plate configured for support in the housing. A partition is provided for mounting into the interior of the housing of the air filter. A valve plate is configured to seals the housing of the air filter below a predetermined differential pressure existing between the interior of the housing of the air filter behind the valve plate and the exterior of the housing of the air filter and open when the differential pressure exceeds a predetermined differential pressure value. At least one guide rail is provided on which the valve plate is slideably supported by at least one guide sleeve provided on the valve plate.

REFERENCES:
patent: 4969939 (1990-11-01), Machado
patent: 6079769 (2000-06-01), Fannin et al.
patent: 6287355 (2001-09-01), Park
patent: 6341585 (2002-01-01), Warren
patent: 6561320 (2003-05-01), Yi
patent: 6637348 (2003-10-01), Teichmann et al.
patent: 7708792 (2010-05-01), Kowalski
patent: 7803204 (2010-09-01), Mladinich
patent: 2009/0000257 (2009-01-01), Krantz

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