Title:
カウンタウェイトがないトラクションシーブエレベータ
Document Type and Number:
Japanese Patent JP4468892
Kind Code:
B2
Abstract:
An elevator may include an elevator car, two or more diverting pulleys on the elevator car, one or more hoisting ropes, a traction sheave, and a compensating device. The hoisting ropes may include first, second, third, and fourth rope portions. The first rope portions may extend upward from at least one diverting pulley and the second rope portions may extend downward from at least one diverting pulley. The first rope portions may be under a first tension caused by the compensating device acting on the third rope portion and the second rope portions may be under a second tension caused by the compensating device acting on the fourth rope portion. The first tension to the second rope tension may be maintained substantially constant and may be independent of a load of the elevator.
Inventors:
Aulanco, Esco
Mustarahti, Jorma
Mustarahti, Jorma
Application Number:
JP2005502118A
Publication Date:
May 26, 2010
Filing Date:
November 04, 2003
Export Citation:
Assignee:
KONE CORPORATION
International Classes:
B66B11/08; B66B7/02; B66B7/04; B66B7/06; B66B7/10; B66B11/00; B66B
Domestic Patent References:
JP51004749A | ||||
JP2000038274A | ||||
JP2002145555A | ||||
JP2001026388A |
Foreign References:
FR2823734A1 | ||||
WO2002046085A1 | ||||
WO2002094701A1 |
Attorney, Agent or Firm:
Takao Katori