Method for manufacturing a clad metal column for a linear motor
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United States of America Patent
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Jun 21, 1994
Issued Date -
N/A
app pub date -
Feb 22, 1993
filing date -
Sep 10, 1990
priority date (Note) -
Expired
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Abstract
A method of manufacturing a clad metal column for linear motor, wherein a core material provided with a convex-and-concave pattern consisting of many longitudinal, transverse, or slanted grooves, or the combination thereof on its peripheral surface is inserted into a pipe made of a good conductor, and said pipe is fit tight onto the peripheral surface of above-mentioned core material by the reduction of diameter of pipe by means of drawing or extrusion.
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