Corrosion barrier for automotive weatherstrips

Details Corrosion barrier for automotive weatherstrips Corrosion barrier for automotive weatherstrips

1993-05-17

1996-02-27

Kannan, Philip C.

Movable or removable closures

Closure seal; e.g., striker gasket or weatherstrip

U-shaped member or portion mounts seal

49377, E06B 716

Patent

active

054938155

ABSTRACT:
An automotive beltline weatherstrip engaging an end flange of a vehicle for operative sealing between a glass window and a vehicle surface. The beltline weatherstrip having a core metallic layer and a dissimilar outer appearance metallic layer, separated by a film barrier layer, thereby preventing galvanic corrosion. A further aspect of the present invention relates to processes by which the weatherstrip with two dissimilar materials, separated by a barrier layer, can be manufactured.

REFERENCES:
patent: 4139234 (1979-02-01), Morgan
patent: 4259812 (1981-04-01), Adell
patent: 4572872 (1986-02-01), Yamazaki et al.
patent: 4682442 (1987-07-01), Adell
patent: 4709525 (1987-12-01), Adell
patent: 4783931 (1988-11-01), Kirkwood
patent: 4949507 (1990-08-01), Vaughan
patent: 4969303 (1990-11-01), Emmons
patent: 5028460 (1991-07-01), Kimura et al.
patent: 5085024 (1992-02-01), Emmons et al.
patent: 5207027 (1993-05-01), Larsen

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