Title:
DOOR DEVICE FOR ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2012/086069
Kind Code:
A1
Abstract:
Provided is a door device for an elevator, configured so that the displacement of the door can be appropriately minimized even if en external force acts on the door due to wind pressure, etc.
The door device is provided with: a hanger roller and a retaining roller which are rotatably provided to a door hanger; a support body for supporting a door rail; and a displacement minimizing device provided to the door hanger. The displacement minimizing device is a device for minimizing the displacement of the door in the direction of the axis of the hanger roller. The displacement minimizing device is provided with: a first guide roller which, as the door is opened and closed, rotates while being in contact with one side surface of a portion of the support body; and a second guide roller which, as the door is opened and closed, rotates while being in contact with the other side surface of the portion of the support body.
Inventors:
IMAJO KENSUKE (JP)
YAMAMORI KOUICHI (JP)
YAMAMORI KOUICHI (JP)
Application Number:
PCT/JP2010/073397
Publication Date:
June 28, 2012
Filing Date:
December 24, 2010
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
IMAJO KENSUKE (JP)
YAMAMORI KOUICHI (JP)
IMAJO KENSUKE (JP)
YAMAMORI KOUICHI (JP)
International Classes:
B66B13/30
Foreign References:
| JPH03264486A | 1991-11-25 | |||
| JPH0719559U | 1995-04-07 | |||
| JPS5475834A | 1979-06-18 |
Other References:
See also references of EP 2657174A4
Attorney, Agent or Firm:
TAKADA, Mamoru et al. (JP)
Takada 守 (JP)
Takada 守 (JP)
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Claims: