Chair construction

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6786548
APP PUB NO 20030020309A1
SERIAL NO

10255322

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A synchrotilt chair includes a base, a back, a seat, and a link(s) pivoted to a rear of the base and to a bottom of the back to form a four-bar linkage arrangement. In one form, the chairs are nestable and stackable for dense storage. In another form, the chairs are desk-type pedestal chairs. Several of the structural support members of the chair are gas-assisted injection molding to form a hollow tubular perimeter frame that is lightweight, strong, and dimensionally-accurate A flexible panel is integrally molded between opposing sides of the perimeter frame. Armrests are pivoted to the back and have a shape configured to allow nested stacking while also providing excellent comfort, durability, and style. Also, the armrests are movable to remote storage positions to provide unobstructed side access to the seat of the chair.

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First Claim

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Family

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Patent Owner(s)

Patent OwnerAddress
STEELCASE INC901 44TH STREET S E GRAND RAPIDS MI 49501

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Battey, Robert J Kentwood, MI 122 3189
Groendal, Dale M Jenison, MI 27 1202
Heidmann, Kurt R Grand Rapids, MI 175 5640
Pearce, Peter J Woodland Hills, CA 10 388
Smith, Bruce M Grand Rapids, MI 108 2927

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