Seat back structure and seat for vehicle

Details Seat back structure and seat for vehicle Seat back structure and seat for vehicle

2005-12-23

2009-11-10

Cranmer, Laurie K (Department: 3636)

Chairs and seats

Bottom or back with means to alter contour

Providing support for lower back region

C297S284700, C297S284800, C297S452300

Reexamination Certificate

active

07614695

ABSTRACT:
A seat back structure includes a back frame and a flexible sheet-like member. The back frame formed into a frame-like skeleton of a seat has a fixing portion. The flexible sheet-like member is provided within the back frame so as to support a back portion of a passenger. The flexible sheet-like member comprises a first supporting portion that is engaged with the fixing portion to regulate a substantial backward movement of the first supporting portion over a predetermined distance. The first supporting portion is slidable in substantially upper and lower directions with respect to the fixing portion.

REFERENCES:
patent: 4880271 (1989-11-01), Graves
patent: 5044693 (1991-09-01), Yokota
patent: 5076643 (1991-12-01), Colasanti et al.
patent: 5217278 (1993-06-01), Harrison et al.
patent: 5423593 (1995-06-01), Nagashima
patent: 6270158 (2001-08-01), Hong
patent: 7270374 (2007-09-01), Moriggi
patent: 2000-245568 (2000-09-01), None
patent: 2000-279261 (2000-10-01), None
patent: 2001-292855 (2001-10-01), None

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