Title:
ELEVATOR DEVICE
Document Type and Number:
WIPO Patent Application WO/2007/046129
Kind Code:
A1
Abstract:
In an elevator device, travel of an elevator car is braked by first and second brake
devices. Operation of the first and second brake devices is controlled by a brake
control device. When a quick stop command for the car is issued, the brake control
device first causes the first brake device to perform braking operation, and
when the retardation is equal to or less than a predetermined level after the elapse
of a predetermined time, the brake control device causes the second brake device
to perform braking operation.
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Inventors:
SHIBATA MASUNORI (JP)
Application Number:
PCT/JP2005/019044
Publication Date:
April 26, 2007
Filing Date:
October 17, 2005
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
SHIBATA MASUNORI (JP)
SHIBATA MASUNORI (JP)
International Classes:
B66B1/32; B66B5/02; B66B11/08
Foreign References:
JPS59190769U | 1984-12-18 | |||
JPH03243576A | 1991-10-30 | |||
JP2001278572A | 2001-10-10 |
Other References:
See also references of EP 1939125A4
None
None
Attorney, Agent or Firm:
SOGA, Michiteru et al. (8th Floor Kokusai Building, 1-1, Marunouchi 3-chom, Chiyoda-ku Tokyo 05, JP)
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