Chair

Details Chair Chair

2006-11-09

2010-02-23

Cranmer, Laurie K (Department: 3636)

Chairs and seats

Back movement resiliently opposed in operating position

Back adjusts independent of seat

C297S301100, C297S301500, C297S303100, C297S307000

Reexamination Certificate

active

07665805

ABSTRACT:
It is a subject to provide a chair capable of realizing a condition in which movements of a seating person are preferably followed and a condition in which a back of the seating person can be preferably supported. For this purpose, a chair C comprising a lower frame portion that is supported to be rockable between a standing position and a rearward tilting position of a back frame with respect to the base and an upper frame portion that is supported to be rockable between a normal position and a rear end position, wherein the chair is further comprised with a movement range setting mechanism with which a movement range through the rocking movement of the upper frame portion with respect to the lower frame portion is made changeable in accordance with the position of the lower frame portion with respect to the base during the rocking movement.

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