Cushion plate for vehicle seat

Details Cushion plate for vehicle seat Cushion plate for vehicle seat

2007-11-06

2007-11-06

Brown, Peter R. (Department: 3636)

Chairs and seats

Bottom or back

Cushioned

C297S284400, C297S452310, C297S452330

Reexamination Certificate

active

11259361

ABSTRACT:
A vehicle seat includes a seat back frame of a rectangular shape having a pair of side frames, upper and lower seat springs mounted between the side frames, and a flexible cushion plate in the form of a single plate attached to the seat springs. The cushion plate has a lower wide section supporting the vicinity of ilia (S) of a seated occupant (P), and a narrow middle section for reducing hold performance for the vicinity of a waist of the seated occupant (P). The cushion plate has an upper edge projecting slightly higher than a ninth dorsal vertebra (R) of the seated occupant (P).

REFERENCES:
patent: 4883320 (1989-11-01), Izumida et al.
patent: 5044693 (1991-09-01), Yokota
patent: 5101811 (1992-04-01), Brunswick
patent: 5129707 (1992-07-01), Yamauchi
patent: 5551752 (1996-09-01), Lovegrove et al.
patent: 5649739 (1997-07-01), Zapf
patent: 6957596 (2005-10-01), Kopetzky et al.
patent: 2004/0080197 (2004-04-01), Kopetzky
patent: 2005/0104428 (2005-05-01), Walker et al.

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