Chair control

Details Chair control Chair control

A - Human Necessities

47

C

A47C 7/00 (2006.01) A47C 1/02 (2006.01)

Patent

CA 2574803

A chair control has a threaded element with a thread extending along an axis. A retainer limits axial freedom of the threaded element and a user control rotates the threaded element. A spring backstop is threaded to the threaded element and a spring with a projection has this projection stopped against the spring backstop.

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