Variable hardness weatherstrip

Details Variable hardness weatherstrip Variable hardness weatherstrip

1993-12-27

1995-02-21

Kramer, Dean J.

Land vehicles: bodies and tops

Bodies

Door or window with specified vehicle feature

494771, B60J 1008

Patent

active

053909747

ABSTRACT:
A sealing system is provided for an automotive vehicle door in which a tubular seal member is arrayed in surrounding relationship with respect to an aperture in a vehicle body and an electrorheological fluid is carried within the seal member and electrically interconnected with the automotive vehicle electrical system so that upon energization of the system and closure of the door, the density of the electrorheological fluid increases and the hardness of the sealed member increases.

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patent: 4813184 (1989-03-01), Weimar
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patent: 4986689 (1991-01-01), Drutchas, deceased
patent: 4991826 (1991-02-01), Hoying et al.
patent: 4999951 (1991-03-01), Keys et al.
patent: 5012615 (1991-05-01), Piccinini et al.
patent: 5029823 (1991-07-01), Hodgson et al.
patent: 5046285 (1991-09-01), Fratini, Jr. et al.
patent: 5079873 (1992-01-01), Smith

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