Foldable chair

Details Foldable chair Foldable chair

2007-09-25

2007-09-25

Cranmer, Laurie K. (Department: 3636)

Chairs and seats

Collapsible chair; i.e., relatively folding bottom, back,...

With folding armrest

C297S016100, C297S035000

Reexamination Certificate

active

11584365

ABSTRACT:
A foldable chair includes: a seat supporting frame; a first pivot-pin unit; a first link-plate unit pivoted to the seat supporting frame through the first pivot-pin unit; a pivot joint unit; a backrest pivoted to the first link-plate unit through the pivot joint unit; an armrest unit pivoted to the backrest; a front leg unit pivoted to the seat supporting frame and the armrest unit; a second link-plate unit pivoted to the pivot joint unit; a second pivot-pin unit; a rear leg unit pivoted to the armrest unit and further pivoted to the second link-plate unit through the second pivot-pin unit; a third pivot-pin unit; and a lock-plate unit pivoted to the rear leg unit through the third pivot-pin unit.

REFERENCES:
patent: 4772068 (1988-09-01), Gleckler et al.
patent: 5529270 (1996-06-01), Liu
patent: 5735570 (1998-04-01), Tseng
patent: 6095596 (2000-08-01), Chen
patent: 6206462 (2001-03-01), Huang
patent: 6644732 (2003-11-01), Lin

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