Extensible rod
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United States of America Patent
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-
Oct 13, 1992
Grant Date -
N/A
app pub date -
Feb 27, 1991
filing date -
Feb 27, 1991
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An extensible rod comprising an outer tube, an inner tube fitting in the outer tube and a locking unit consisting of a cylindrical clamp, a movable block, and an eccentric shield. The outer tube and the inner tube are clamped in the locking unit by pivoting the eccentric shield causing the shield to pinch the clamp to secure the outer tube and to press the movable block against.
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