Elevator with belt-like transmission means, particularly with wedge-ribbed belt, as support means and/or drive means
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United States of America Patent
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Jul 3, 2012
Grant Date -
Dec 30, 2004
app pub date -
May 20, 2004
filing date -
Nov 23, 2001
priority date (Note) -
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Abstract
A transmission belt for driving and/or supporting an elevator car has a longitudinally extending body including an area tensile layer reinforced by chemical fibers. The belt can have a flat friction layer or a friction layer including alternating longitudinally extending wedge-shaped ribs and grooves. Transverse grooves can be formed across the width of the longitudinally grooved friction layer.
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