Title:
ELEVATOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2002/030801
Kind Code:
A1
Abstract:
An elevator device, wherein an upper car (4) and a lower car (5) move up and down inside a common hoistway (1), an upper car drive device (8) and a lower car drive device (9) are disposed horizontally at the inside upper part of the hoistway (1) so that the rotating axes of the drive sheaves (8a, 9a) thereof can be extended vertically, and the upper car (4), the lower car (5), and a counterbalance weight (6) are suspended through a main rope body (11) wound up on the drive sheaves (8a, 9a) inside the hoistway.
Inventors:
HAMAGUCHI SHUKI
Application Number:
PCT/JP2000/007026
Publication Date:
April 18, 2002
Filing Date:
October 10, 2000
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
B66B1/14; B66B1/24; B66B9/00; B66B11/00; (IPC1-7): B66B7/00; B66B7/06; B66B11/04
Foreign References:
| JPH0313484A | 1991-01-22 | |||
| US6006865A | 1999-12-28 | |||
| US5419414A | 1995-05-30 | |||
| JPS59153773A | 1984-09-01 | |||
| US5566786A | 1996-10-22 | |||
| US1837643A | 1931-12-22 |
Other References:
See also references of EP 1329412A4
Attorney, Agent or Firm:
Soga, Michiteru (8th Floor Kokusai Building 1-, Marunouchi 3-chome Chiyoda-ku Tokyo, JP)
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