Office chair with automated height adjustment

Details Office chair with automated height adjustment Office chair with automated height adjustment

2008-03-11

2008-03-11

Edell, Joe (Department: 3636)

Chairs and seats

Movable bottom

Bottom and back movable as a unit

C297S344120

Reexamination Certificate

active

11474647

ABSTRACT:
An office chair includes a base structure having a pan mounted thereon. A motor driven scissor lift is positioned on the pan that expands and contracts to raise and lower a chair member. A pair of buttons control the motor allowing a user to automatically raise and lower the chair member to a desired height.

REFERENCES:
patent: 2982336 (1961-05-01), Minici
patent: 3144270 (1964-08-01), Bilancia
patent: 4231614 (1980-11-01), Shaffer
patent: 4685731 (1987-08-01), Migut
patent: 4838612 (1989-06-01), Cross
patent: 5251864 (1993-10-01), Itou
patent: 5556163 (1996-09-01), Rogers et al.
patent: 5695248 (1997-12-01), Bell
patent: 6113188 (2000-09-01), Stewart et al.

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