Title:
ELEVATOR APPARATUS
Document Type and Number:
WIPO Patent Application WO/2005/056455
Kind Code:
A1
Abstract:
An elevator apparatus wherein a first drive device having a first drive sheave and a second drive device having a second drive sheave are disposed at the upper part of a hoistway. A car and first and second balance weights are suspended by main rope bodies wound on the first and second drive sheaves in the hoistway. Also, the car and the first and second balance weights are lifted by the drive forces of the first and second drive devices in the hoistway.
Inventors:
HASHIGUCHI NAOKI (JP)
Application Number:
PCT/JP2003/015733
Publication Date:
June 23, 2005
Filing Date:
December 09, 2003
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
HASHIGUCHI NAOKI (JP)
HASHIGUCHI NAOKI (JP)
International Classes:
B66B1/28; B66B7/06; B66B11/00; (IPC1-7): B66B7/06
Domestic Patent References:
| WO2002030801A1 | 2002-04-18 | |||
| WO2003104126A1 | 2003-12-18 |
Foreign References:
| JPH11310372A | 1999-11-09 |
Other References:
See also references of EP 1693328A4
Attorney, Agent or Firm:
Soga, Michiteru (8th Floor Kokusai Building, 1-1, Marunouchi 3-chom, Chiyoda-ku Tokyo, JP)
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