Chair having integrally formed back frame and seat frame

Chairs and seats – Bottom or back – Cushioned

Reexamination Certificate

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Details

C297S451110, C297S344210, C297S452300

Reexamination Certificate

active

07654616

ABSTRACT:
The present claimed invention intends to provide a chair having a frame structure that is effective for securing a required strength without needless structure to reinforce the strength.The chair has a chair bodyAcomprising a seat frame12, a back frame22and a rib that reinforces between the seat frame12and the back frame22, wherein the rib is formed to extend to a side direction so as to be used as an arm frame71, and the seat frame12, the back frame22and the arm frame71are continuously and integrally formed three-dimensionally, and openings12a, 22ainto which a mesh member13, 23to form a seating face is fitted are arranged at the seat frame12and the back frame22respectively.

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patent: D419325 (2000-01-01), van Rhienen
patent: D431922 (2000-10-01), Grosfillex
patent: 6702391 (2004-03-01), Stipek
patent: 6726286 (2004-04-01), Stumpf et al.
patent: 200 10 342 (2000-06-01), None
patent: 0796577 (1997-09-01), None
patent: 615796 (1949-01-01), None
patent: 08-010084 (1996-01-01), None
patent: 11-266957 (1999-10-01), None
patent: WO 86/00974 (1986-02-01), None
patent: WO 96/39899 (1996-12-01), None

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