Electrical cable having a surface with reduced coefficient of friction
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United States of America Patent
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Issued Date -
Jul 20, 2006
app pub date -
Dec 21, 2005
filing date -
Jul 13, 2004
priority date (Note) -
Abandoned
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Abstract
The present invention includes a cable having reduced surface friction and the method of manufacture thereof including steps in which a conductor wire is coated with a first plastic material, optionally coated with a second plastic material and the coated conductor wire then cooled, and includes a step in which a lubricating material is applied to the surface of the cooled, coated cable. The cable includes at least one conductor core and at least one coating of plastic material and incorporates a lubricating material on the exterior coating. The equipment for the manufacturing of the electrical cable includes a reel for supplying a conductor wire to an extruding head, which is connected to tanks containing plastic materials for coating the conducting wire, a reel for taking up the cable, and a device for the application of a lubricating material onto the surface of the cable.
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