Chair seat tilt control
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United States of America Patent
Stats
-
May 28, 1991
Grant Date -
N/A
app pub date -
Jun 20, 1990
filing date -
Jun 20, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A seat support mechanism for a tiltable chair having a rear tilt torque mechanism including interconnected torsion bars which are adjustable to vary the resilient restraining force which opposes rearward tilt of the seat when occupied, a pair of compression springs disposed between a seat support assembly and a base member to provide added resistance to rearward tilt, a link to limit rotation of the seat support assembly within predetermined limits and a release mechanism movable between a lock position, wherein rearward tilt is prohibited and a release position, wherein rearward tilt is permitted.
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Family
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Cited Art Landscape
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