Drive Belt for a Transmission With Convex Pulley Sheaves
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United States of America Patent
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N/A
Issued Date -
Nov 6, 2008
app pub date -
Dec 7, 2005
filing date -
Dec 8, 2004
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A drive belt for continuously variable transmission for motor vehicles is provided with two pulleys, each including two substantially conical pulley sheaves, between which the drive belt can be held at a variable radial position, which drive belt is provided with transverse elements (32), which on both lateral sides are provided with a flank (40) that is intended for frictional contact with the pulleys, and which, at least in its height direction, i.e. radially relative to the pulleys (1, 2), is provided with a convex curvature, in which flank (40) one or more grooves (41) are provided.
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