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Patent Searching and Data


Title:
BRAKE DEVICE FOR ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2007/000810
Kind Code:
A1
Abstract:
A brake device for an elevator, having a rotating body, a braking body capable of moving into and away from contact with the rotating body, a movable member displaced along with the braking body, an urging member for urging the movable member into and away from contact with the rotating body, and an electromagnet for displacing the movable member, against the urging by the urging body, so that the braking body is away from the rotating body. The electromagnet has an electromagnetic coil and produces electromagnetic attraction force attracting the movable member by conduction of electricity to the electromagnetic coil. The movable member has segmented pieces stacked on top of each other and an insulator placed between the segmented pieces.

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Inventors:
UOZUMI HISANORI (JP)
Application Number:
PCT/JP2005/011816
Publication Date:
January 04, 2007
Filing Date:
June 28, 2005
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
UOZUMI HISANORI (JP)
International Classes:
B66B11/08; F16D65/18
Foreign References:
JP2002242961A2002-08-28
JPS62288735A1987-12-15
JPH02140032U1990-11-22
JPH0379819A1991-04-04
Other References:
See also references of EP 1897835A4
Attorney, Agent or Firm:
SOGA, Michiteru et al. (8th Floor Kokusai Building, 1-1, Marunouchi 3-chome, Chiyoda-k, Tokyo 05, JP)
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