Title:
ELEVATOR APPARATUS
Document Type and Number:
WIPO Patent Application WO/2005/105648
Kind Code:
A1
Abstract:
An elevator apparatus, wherein a car and a balance weight are suspended, by a 2:1 roping system, from main ropes in a hoistway. The main ropes comprise car side end parts and balance weight side end parts connected to the upper part of the hoistway. A car vibration detector for detecting the vibration of the car side end parts are installed at the upper part of the hoistway. A mischief detection part detects the swing of the car caused by a mischief by signals from the car vibration detector.
Inventors:
FUKUI DAIKI (JP)
YUMURA TAKASHI (JP)
ITO KAZUMASA (JP)
YUMURA TAKASHI (JP)
ITO KAZUMASA (JP)
Application Number:
PCT/JP2004/006335
Publication Date:
November 10, 2005
Filing Date:
April 30, 2004
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
FUKUI DAIKI (JP)
YUMURA TAKASHI (JP)
ITO KAZUMASA (JP)
FUKUI DAIKI (JP)
YUMURA TAKASHI (JP)
ITO KAZUMASA (JP)
International Classes:
B66B5/00; B66B5/02; B66B7/08; (IPC1-7): B66B5/02
Domestic Patent References:
| WO2003053836A1 | 2003-07-03 |
Foreign References:
| JPH09202560A | 1997-08-05 | |||
| JP2003146549A | 2003-05-21 | |||
| JPH11301944A | 1999-11-02 | |||
| JPS6392590A | 1988-04-23 | |||
| JPH10316319A | 1998-12-02 |
Other References:
See also references of EP 1741657A4
Attorney, Agent or Firm:
Soga, Michiteru (8th Floor Kokusai Building, 1-1, Marunouchi
3-chome, Chiyoda-k, Tokyo 05, JP)
Download PDF:
Previous Patent: PNEUMATICALLY TELESCOPING MAST AND DC OPERATED CONTROL
Next Patent: ABNORMAL-STATE BRAKING SYSTEM OF ELEVATOR
Next Patent: ABNORMAL-STATE BRAKING SYSTEM OF ELEVATOR