Chair with multiple pivot axes

Details Chair with multiple pivot axes Chair with multiple pivot axes

2009-10-14

2011-11-15

Cranmer, Laurie (Department: 3636)

Chairs and seats

Rocker-mounted

With floor or ground contacting rocker

C297S258100, C297S270100, C297S270500, C297S344100, C297S451130, C297S452170, C297S452410

Reexamination Certificate

active

08056976

ABSTRACT:
A chair apparatus is provided with multiple pivot axis for improving core strength, posture, and circulation of the user. The chair apparatus includes a seat portion that is capable of pivotal movement about multiple pivot axes and along a surface. The chair apparatus further includes a frame coupled to the seat portion, wherein the frame limits the pivotal movement of the seat portion only when the chair apparatus is placed in a supported orientation.

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ObsessionFitness.com, Gaiam Balance Ball Chair, http://obsessionfitness.com/gaiam-balance-ball-chair-combines-exercise-ergonomic back-support/(last visited Jan. 7, 2010).
FitBuy.com, Ball Chair, http://www.fitbuy.com/pd/bd23009.html (last visited Jan. 7, 2010).

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