Toothed power transmission belt
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United States of America Patent
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Aug 18, 2015
Grant Date -
Dec 25, 2008
app pub date -
Jun 20, 2008
filing date -
Jun 20, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
A power transmission belt has a body with a length, a width, an inside and an outside. The body has at least one load carrying member embedded in rubber and extending in a lengthwise direction. The body defines a plurality of teeth spaced along the length of the belt on at least one of the inside and outside of the body. At least one of: (a) the at least one load carrying member has an occupying rate (R) that is not less than 75%, with R=n×Dc/B×100 where: n=number of load carrying members aligned along the width of the body; Dc=diameter of load carrying member(s); and B=width of the body; and (b) the at least one load carrying member has a cross-sectional area taken transversely to the length of the body that is in a range of 1.10 to 1.70 mm2 per 1 mm of belt width.
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