Extendable support
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 26, 1991
Grant Date -
N/A
app pub date -
Jul 31, 1990
filing date -
Jul 31, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A support having two support sections slidably engaged with each other includes a lock that can be used to releasably fix the size of the support surface defined by the support sections. The lock is mounted to one of the support sections and includes a shaft that can be received by any of the series of openings defined by the remaining support section. When the shaft is located within an opening, the positions of the support sections relative to each other are fixed, and the support surface will remain stable during use.
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