Method of making lightweight heat pipe
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United States of America Patent
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Nov 1, 2016
Grant Date -
Aug 21, 2014
app pub date -
Apr 14, 2014
filing date -
Aug 17, 2011
priority date (Note) -
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Abstract
A method of making a lightweight heat pipe includes steps of: a) preparing a first hollow pipe and a second hollow pipe making of two different materials; b) disposing the first hollow pipe into the second hollow pipe along an axial direction of the second hollow pipe; c) making an inner wall surface of the second hollow pipe attached on an outer wall surface of the first hollow pipe to combine the first and the second hollow pipes as a pipe body of the heat pipe; and d) vacuuming an inner space of the first hollow pipe, and sealing the pipe body after working fluid is filled in the inner space of the first hollow pipe to finish the heat pipe.
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