Traction type elevator system
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United States of America Patent
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Feb 26, 1985
Grant Date -
N/A
app pub date -
Apr 6, 1983
filing date -
Apr 12, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A wire rope for use in a traction type elevator system is coated with a soft-solid agent or a greasy agent having a drip temperature higher than 55.degree. C. and exhibiting physical properties such that it is evaporated in an amount less than 1 weight percent at 105.degree. C. for an interval of eight hours and elevates the coefficient of friction or traction between the wire rope and the drive sheave when coated on the wire rope.
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