Cable tension height adjustable arm rests

Details Cable tension height adjustable arm rests Cable tension height adjustable arm rests

1991-09-18

1992-12-08

Dorner, Kenneth J.

Chairs and seats

Armrest

Attachable to diverse chairs or seats; i.e., portable

297417, A47C 754

Patent

active

051692074

ABSTRACT:
A height adjustable arm structure in which a selectively operated drive concealable in and connectable to the frame of a furniture piece includes at least one pair of articulated arm elements and said arm elements subjected to a seletive constant bias acting upon the articulating pivots through the entire range of adjustment.

REFERENCES:
patent: 3489458 (1970-01-01), Karlsen
patent: 4244623 (1981-01-01), Hall et al.
patent: 4311338 (1982-01-01), Moorhouse
patent: 4496190 (1985-01-01), Barley
patent: 4674790 (1987-06-01), Johnson
patent: 4828323 (1989-05-01), Brodersen et al.
patent: 4872727 (1989-10-01), Rye

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