Cable using cold-drawn shape memory alloy wires and method for manufacturing the same
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United States of America Patent
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May 14, 2024
Grant Date -
Oct 27, 2022
app pub date -
Aug 5, 2021
filing date -
Aug 5, 2021
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Abstract
The present invention relates to a cable using cold-drawn shape memory alloy wires, which facilitates concrete prestressing or other operations, and has excellent adhesion to concrete and manufacturability. The cable using cold-drawn shape memory alloy wires includes: a core wire configured by a cold-drawn shape memory alloy deformed by cold drawing to have an increased length; and a plurality of peripheral wires configured by cold-drawn shape memory alloy wires which are deformed by cold drawing to have an increased length and are couple to the core wire while being wound in a same direction along the circumference of the core wire.
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