Chair arm adjustment mechanism

Details Chair arm adjustment mechanism Chair arm adjustment mechanism

2007-01-02

2007-01-02

Cuomo, Peter M. (Department: 3636)

Chairs and seats

Armrest

Adjustable to multiple use positions relative to bottom or back

C297S411350, C297S411200, C297S411100, C297S115000

Reexamination Certificate

active

11307185

ABSTRACT:
A chair arm adjustment mechanism is disclosed. The mechanism includes a T-shaped driving member, a spring biased trigger member in a vertical section of the driving member and having a finger tab, a lock members including two bifurcated ends; a positioning member fitted around a portion of the driving member and including a longitudinal channel, and an upper and lower shrouds. Lifting the finger tab will pivot the bifurcated ends of the lock members toward each other until a joining portion thereof is stopped. Releasing the finger tab will lower the trigger member, pivot the bifurcated ends away each other until the joining portion thereof is stopped.

REFERENCES:
patent: 5388892 (1995-02-01), Tornero
patent: 5620233 (1997-04-01), Corwin
patent: 6209840 (2001-04-01), Chen
patent: 6336680 (2002-01-01), Lee
patent: 6398309 (2002-06-01), Chen
patent: 6502904 (2003-01-01), Hansen
patent: 6517158 (2003-02-01), Wang
patent: 6974190 (2005-12-01), Hung
patent: 6976739 (2005-12-01), Wang

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