Office chair
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United States of America Patent
Stats
-
May 14, 2002
Issued Date -
N/A
app pub date -
Nov 17, 1995
filing date -
Jun 15, 1992
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A tiltable chair including a base member (44), a seat (32), a back (34), and a linkage assembly (40) adapted to allow the seat and back to tilt downwardly and rearwardly and to allow pivotal movement of the seat about a pivot axis (52) in substantial alignment with the hip joints of a user. Other aspects of the invention are to provide a vertically adjustable column (42) for supporting the seat of the chair, a support assembly including a frame member (33) having a central opening therethrough and a receptacle formed around the perimeter thereof, a carrier member adapted to fit inside the receptacle, and a membrane of elastic material (210) covering the central opening, and a pair of armrests (36) adapted to be mounted to the chair to allow pivotal movement thereof.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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