Adjustable chair

Details Adjustable chair Adjustable chair

1984-12-31

1987-03-17

Aschenbrenner, Peter A.

Chairs and seats

Back movement resiliently opposed in operating position

Back and seat adjust simultaneously

297301, A47C 132

Patent

active

046502483

ABSTRACT:
An adjustable chair, intended in particular for office use or similar, consists of a base equipped with a telescopic column supporting a seat, preferably padded. The seat has a rigid outer frame divided into two sections hinged together about an axis, a front section of this frame being rigidly mounted on the telescopic column and the rear section being able to tilt relatively to the front section, there being an adjustable, resilient support means acting between the front and rear sections of the outer frame. The rear section of the frame supports in a pivotal manner a seat back, preferably padded, affording a tilting action by means of an adjustable, resilient means acting between the rear section of the frame and the seat back.

REFERENCES:
patent: 1829434 (1931-10-01), Bair
patent: 4143910 (1979-03-01), Geffers et al.
patent: 4270797 (1981-06-01), Brauning
patent: 4333683 (1982-06-01), Ambasz
patent: 4380352 (1983-04-01), Diffrient
patent: 4408800 (1983-10-01), Knapp
patent: 4411469 (1983-10-01), Drabert et al.
patent: 4479679 (1984-10-01), Fries et al.

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