Device for protecting cervical spine of seat occupant in...

Details Device for protecting cervical spine of seat occupant in... Device for protecting cervical spine of seat occupant in...

2007-04-17

2007-04-17

Brown, Peter R. (Department: 3636)

Chairs and seats

Crash seat

Force-absorbing means incorporated into headrest area

Reexamination Certificate

active

11326461

ABSTRACT:
A device for protecting a cervical spine of seat occupant in seat back, wherein a lever element is movably provided and connected with a headrest stay element at one end thereof. The lever element has another end disposed at a return spring element. A pressure receiver element of soft and elastic property is provided, which includes a first engagement portion and second engagement portion. The foregoing one and another ends of the lever element are engaged in those first and second engagement portions, respectively, so that the lever element and return spring element are connected together via the pressure receiver element so as to be free of contact with each other.

REFERENCES:
patent: 5927804 (1999-07-01), Cuevas
patent: 6250714 (2001-06-01), Nakano et al.
patent: 6375262 (2002-04-01), Watanabe
patent: 6702377 (2004-03-01), Nakano
patent: 6783177 (2004-08-01), Nakano
patent: 6789846 (2004-09-01), Humer et al.
patent: 6871913 (2005-03-01), Malsch et al.
patent: 2001-58530 (2001-03-01), None

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