Adjustable chassis for chair

Details Adjustable chassis for chair Adjustable chassis for chair

2007-02-06

2007-02-06

Cuomo, Peter M. (Department: 3636)

Chairs and seats

Movable bottom

Bottom and back movable as a unit

C297S344130, C297S337000

Reexamination Certificate

active

10951114

ABSTRACT:
An adjustable chassis for a chair includes a base member, a support member, and two support levers. Thus, the drive lever of the base member is drawn and moved by the first wire so as adjust the height of the chair seat relative to the adjustable chassis. In addition, the locking plate of the base member is drawn and moved by the second wire so as adjust the inclined angle of the chair backrest relative to the adjustable chassis. Further, the locking block is drawn and moved by the third wire so as adjust the position of the chair seat relative to the adjustable chassis.

REFERENCES:
patent: 3542326 (1970-11-01), Reapsummer
patent: 3785700 (1974-01-01), Kubo
patent: 5035466 (1991-07-01), Mathews et al.
patent: 5259257 (1993-11-01), Mouri
patent: 5320373 (1994-06-01), Robertson et al.
patent: 5374102 (1994-12-01), Archambault et al.
patent: 5584460 (1996-12-01), Ropp
patent: 5871198 (1999-02-01), Bostrom et al.
patent: 6036267 (2000-03-01), Downey et al.
patent: 6886843 (2005-05-01), Papac
patent: 6986550 (2006-01-01), Gevaert et al.

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