Adjustable chair

Details Adjustable chair Adjustable chair

1986-07-15

1987-11-17

McCall, James T.

Chairs and seats

Back movement resiliently opposed in operating position

Back and seat adjust simultaneously

297285, 297312, A47C 300

Patent

active

047070285

ABSTRACT:
An adjustable chair is described comprising a body supported by a base and having a frame constituted by two parts and hingedly connected together.
The main characteristic of the present invention lies in the fact that it includes a mechanism having a first body hinged about a pin rigidly connected to the base and having its front end rigidly connected to the part associated with the seat, and a second body and having a rear end fixed to the part associated with the seat back and a front end connected, by spring means, to a central portion of the said first body.

REFERENCES:
patent: 4321053 (1985-06-01), Boer
patent: 4375301 (1983-03-01), Pergler et al.
patent: 4390206 (1983-06-01), Faiks et al.

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