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Title:
COUNTERBALANCING SELF-RUNNING ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2004/080878
Kind Code:
A1
Abstract:
A counterbalancing self-running elevator, comprising a car and a counterbalance weight lifting up and down in a hoistway, a rope to which the car and the counterbalance weight are applied, a return pulley positioned at the top of the hoistway and to which the rope is applied, fixed members to which the end parts of the rope are fixed, and a drive device which is installed on the counterbalance weight, to which the rope is applied, and which lifts up and down the car and the counterbalance weight, wherein the rope is of a resin-coated steel type formed by coating a steel rope with a resin having a high coefficient of friction.

Inventors:
KODERA HIDEAKI
Application Number:
PCT/JP2003/002919
Publication Date:
September 23, 2004
Filing Date:
March 12, 2003
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B11/00; B66B17/12; D07B1/16; (IPC1-7): B66B11/00; B66B11/04; B66B11/08
Domestic Patent References:
WO2000035800A12000-06-22
WO2002012108A12002-02-14
Foreign References:
JP2002020059A2002-01-23
JP2001026388A2001-01-30
JP2003104665A2003-04-09
US3101130A1963-08-20
CA2142072A11995-09-03
US6371448B12002-04-16
Attorney, Agent or Firm:
Miyata, Kaneo c/o Mitsubishi Denki Kabushiki Kaisha (2-3 Marunouchi 2-Chom, Chiyoda-ku Tokyo, JP)
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