Length-adjustable tube, in particular for sticks
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United States of America Patent
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Nov 1, 2016
Grant Date -
Nov 12, 2015
app pub date -
Jun 19, 2013
filing date -
Jul 19, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A length-adjustable tube for trekking sticks etc, comprising an outer tube and an inner tube insertable telescopically into the outer tube, and an expanding device with which the inner tube is clampable in the outer tube. The expanding device has an expanding element which can be pushed apart radially and is provided with a taper, and an inner element which is provided with an opposed taper and is accommodated in the expanding element. An adjustment screw held on the inner tube is operatively connected to an internally threaded bore in the inner element A clamping section is arranged on the expanding element, which, in a relaxed state, has a greater radius than the radius of the expanding element. The clamping section is elastically offsettable inwards counter to a restoring force.
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