Swivelling and tilting chair
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 22, 2000
Grant Date -
N/A
app pub date -
Jun 12, 1998
filing date -
Jan 30, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A chair (1) including a seat (2) coupled to a mounting shaft (3) having an axis of rotation (7), a base (4) and a shaft coupling which allows the shaft (3) to swivel relative to the base (4) about the axis of rotation (7) and allows the shaft (3) to tilt relative to a vertical orientation of the chair (1) to various degrees in the seat (4) direction and sideward directions and prevents the shaft (3) tilting to any substantial extent in the seats (2) rearward direction. The shaft coupling includes a spring bearing allowing the rotation and tilting and includes a cam fitted on the shaft (3) which limits the degree of tilting in accordance with the shape of the cam.
First Claim
Family
International Classification(s)
Cited Art Landscape
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