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US 7,293,934 B1Granted
Telescopically adjustable pipe
AssigneeHo Cheng Garden Tools Co., Ltd.
InventorYao-Chung Huang
Life of this patent
Estimating the term…
Abstract
A telescopically adjustable pipe includes an outer tube, an inner tube, an inner bushing, a sleeve, a push member, a mounting bracket, a positioning member, and a retaining member. Thus, the positioning member is moved by movement of the push member and is detachably locked in the respective positioning hole of the inner tube to lock the inner tube in the outer tube, so that the inner tube is locked in and cannot slip from the outer tube.
Claims17
A telescopically adjustable pipe, comprising:
- an outer tube;
- an inner tube movably mounted in the outer tube and having an end portion formed with a plurality of positioning holes;
- a sleeve mounted on an end portion of the outer tube and having an outer wall formed with a locking seat;
- a push member movably mounted on the locking seat of the sleeve and having a first end formed with a receiving chamber having two opposite sides each formed with an oblique adjusting slot;
- a positioning member movably mounted in the receiving chamber of the push member and having a first end extended through the sleeve and the outer tube and detachably locked in either one of the positioning holes of the inner tube to lock the inner tube in the outer tube;
- a control member mounted on the positioning member to move the positioning member and having two ends each slidably mounted in the respective oblique adjusting slot of the push member;
- a mounting bracket mounted on the locking seat of the sleeve, wherein the push member is slidably mounted in the mounting bracket;
- wherein the mounting bracket has a peripheral wall formed with a locking bore, and the positioning member has a second end detachably locked in the locking bore of the mounting bracket;
- a retaining member pivotally mounted on the mounting bracket and having a first end formed with a press portion pressed on the second end of the positioning member to stop movement the positioning member.
6 more elements
A telescopically adjustable pipe, comprising:
- an outer tube;
- an inner tube movably mounted in the outer tube and having an end portion formed with a plurality of positioning holes;
- a sleeve mounted on an end portion of the outer tube and having an outer wall formed with a locking seat;
- a push member movably mounted on the locking seat of the sleeve and having a first end formed with a receiving chamber having two opposite sides each formed with an oblique adjusting slot;
- a positioning member movably mounted in the receiving chamber of the push member and having a first end extended through the sleeve and the outer tube and detachably locked in either one of the positioning holes of the inner tube to lock the inner tube in the outer tube;
- a control member mounted on the positioning member to move the positioning member and having two ends each slidably mounted in the respective oblique adjusting slot of the push member;
- a retaining member pivotally mounted on the locking seat of the sleeve and having a press portion pressed on a second end of the positioning member to stop movement the positioning member.
4 more elements
Dependencies are inferred from the claim text.