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US 11,447,971 B1Granted
Energy dissipation device
AssigneeWELL-LINK INDUSTRY Co.,LTD
InventorsChun-Lung Lee, Yi Chang Hsieh, Yu Li Huang
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Abstract
An energy dissipation device includes an inner tube, a core tube, an outer tube and a fixing member. The inner tube includes a first protruding structure. The core tube includes a second protruding structure, and the core tube is sleeved outside the inner tube. The outer tube is sleeved outside the core tube. The fixing member is connected to the inner tube, the core tube and the outer tube.
Claims7
An energy dissipation device comprising:
- an inner tube comprising a first protruding structure;
- a core tube comprising a second protruding structure and sleeved outside the inner tube;
- an outer tube sleeved outside the core tube;
- and
- a fixing member connected to the inner tube, the core tube and the outer tube,.
- wherein the inner tube has two opposite first ends and a first middle part between the two first ends, the first protruding structure is disposed on the first middle part, the core tube has two opposite second ends and a second middle part between the two second ends, and the second protruding structure is disposed on the second middle part,
- the core tube has a weakened structure, and the weakened structure is disposed circumferentially on the second middle part, and
- the weakened structure comprises a plurality of first U-shaped through grooves and a plurality of second U-shaped through grooves, and the first U-shaped through grooves and the second U-shaped through grooves are respectively located on two sides of the second protruding structure.
5 more elements
Dependencies are inferred from the claim text.