Title:
ELEVATOR-USE HOIST MACHINE AND BEARING REPLACING METHOD FOR ELEVATOR-USE HOIST MACHINE
Document Type and Number:
WIPO Patent Application WO/2006/085458
Kind Code:
A1
Abstract:
An elevator-use hoist machine for an elevator having no machine room that enables an easy, one-direction bearing replacing job, the hoist machine comprising a housing (1) constituting a magnetic circuit and fixing an electromagnetic-force-generating stator (2), a fixing shaft (3) that can be fitted to the inner race side of a bearing (4), allows the bearing (4) to be arranged to be coaxial with the axial center of the stator (2), and is fixed removably to a hollow portion provided on the axial center side of the housing (1), a bearing boss (5) that can be fitted over the outer diameter of the bearing (4) disposed on the fixing shaft (3), can pass through the hollow portion of the housing (1), and constitutes one portion of a rotor, and a rotor (6) that has a specified gap with the stator (2), constitutes a magnetic circuit, is fixed removably to a bearing boss (5) positioned inner side thereof, and can be directly or indirectly fixed to the housing (1).
Inventors:
MARUYAMA NAOYUKI (JP)
Application Number:
PCT/JP2006/301643
Publication Date:
August 17, 2006
Filing Date:
February 01, 2006
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
MARUYAMA NAOYUKI (JP)
MARUYAMA NAOYUKI (JP)
International Classes:
B66B11/08; B66B7/00
Foreign References:
| JP2004338915A | 2004-12-02 | |||
| JP2004107048A | 2004-04-08 | |||
| JPS62222991A | 1987-09-30 |
Other References:
See also references of EP 1849739A4
Attorney, Agent or Firm:
Takahashi, Shogo c/o MITSUBISHI DENKI KABUSHIKI KAISHA Corporate Intellectual Property Division (7-3 Marunouchi 2-chom, Chiyoda-ku Tokyo, JP)
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