Length-adjustable telescopic tube, support jack and assembly process
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United States of America Patent
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Feb 14, 2017
Grant Date -
Feb 20, 2014
app pub date -
Aug 12, 2013
filing date -
Aug 15, 2012
priority date (Note) -
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Abstract
A length-adjustable telescopic tube (1) has a longitudinal axis (L), an inner tube (2) and an outer tube (4). In one of the tubes (2, 4) a component (20) is arranged, which features first attachment structures (28a, 28b). The tube (2, 4) has second attachment structures. Furthermore, at least one plug-in element (50, 60, and 70) with third attachment structures (58, 68, and 78) is provided, which cooperate with the first (28a, 28b) and second attachment structures (48a, 48b) to form a form-locking connection with the component (20) in at least one direction along the longitudinal axis (L) or perpendicular to the longitudinal axis.
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