Traction sheave elevator
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United States of America Patent
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-
Dec 6, 1994
Grant Date -
N/A
app pub date -
Jul 6, 1993
filing date -
Jul 7, 1992
priority date (Note) -
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status (Latency Note)
Importance
Abstract
Traction sheave elevator comprising a drive machine (10), a traction sheave (7) connected to the drive machine, two diverting pulleys (5,6), an elevator car (1), a counterweight (2) and a hoisting rope rigging (3) on which rigging the elevator car and its counterweight are suspended. Each deflection of a hoisting rope in the rigging (3) takes place along a circular path determined by a rope groove on the traction sheave (7) or a diverting pulley (5 and 6), occurs in essentially the same direction with respect to the direction of the shafts of the traction sheave and diverting pulleys.
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