Toothed belts formed mainly of thermoplastic material and method of making
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United States of America Patent
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Feb 28, 1995
Issued Date -
N/A
app pub date -
Aug 20, 1993
filing date -
Mar 2, 1992
priority date (Note) -
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Abstract
A toothed belt construction formed mainly of thermoplastic material and method of making the same are provided, the method including the steps of disposing at least one layer of the thermoplastic material about the outer peripheral surface of a building drum that has the outer peripheral surface thereof defined by alternating teeth and grooves, and then forcing the one layer of thermoplastic material toward the drum while the temperature of the one layer of thermoplastic material is above its softening temperature and below its melting temperature so as to cause at least part of the one layer of thermoplastic material to exude into the grooves to form at least part of the plurality of teeth of the belt construction.
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