Securing device for positioning a seat post of office chairs
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 17, 2003
Grant Date -
Dec 12, 2002
app pub date -
Jun 8, 2001
filing date -
Jun 8, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An office chair includes a seat with a seat post which is movably inserted into a base. The base has a plurality of legs extending therefrom and a recess is defined in a top of the tube. Two clamp members are connected by two expandable members which bias the clamp members in opposite directions. A cover is mounted to the base and the seat post extends through the cover. The seat post is clamped by the two clamp members and a releasing member extends through the cover and the hole in the tube and engages with one of the two clamp members.
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