Telescopic tube

Inactive Publication Date: 2008-07-17
RELIANCE INT CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0006]The main objective of the invention is to provide a t

Problems solved by technology

A conventional telescopic tube, as disclosed in U.S. Pat. No. 6,698,698, is used in a stand to make the stand's height adjustable but either comprises a numerous parts in a comp

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Example

[0013]With reference to FIGS. 1, 2 and 3, a telescopic tube in accordance with the present invention comprises an outer tube (10), an adjustable tube (40), a housing (20) and a locking clamp (30).

[0014]The outer tube (10) has a top end.

[0015]The adjustable tube (40) is mounted slidably in the top end of the outer tube (10) and has a distal end, a proximal end, an outer surface, a longitudinal groove (41) and multiple locking notches (42). The outer surface has a rear face. The longitudinal groove (41) is formed in the rear face of the outer surface from the proximal end to near the distal end. The locking notches (42) are formed in the outer surface of the adjustable tube (40) in the longitudinal groove (41).

[0016]The housing (20) is attached to the top end of the outer tube (10) slidably around the adjustable tube (40) and has an inner space, a rear inner surface, an upper mounting post (21), a central top hole (22), a bottom plug (23), a central bottom hole (24) and a front opening (

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PUM

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Abstract

A telescopic tube having an outer tube, an adjustable tube, a housing and a locking clamp. The outer tube has a top end. The adjustable tube is mounted slidably in the top end of the outer tube and has multiple locking notches. The housing is attached to the top end of the outer tube, is mounted slidably around the adjustable tube and has a central top hole, a front opening and an inner surface. The locking clamp is mounted movably in the housing and has an elongated through hole, a rear inner surface, a spring and a locking rod. The spring is mounted between the housing and the locking clamp. The locking rod is formed on and protrudes in from the rear inner surface of the elongated through hole and selectively engages a locking notch in the adjustable tube to hold the adjustable tube in place.

Description

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Claims

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Application Information

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Owner RELIANCE INT CORP
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