Title:
DOOR SAFETY DEVICE OF ELEVATOR
Document Type and Number:
WIPO Patent Application WO/2005/105653
Kind Code:
A1
Abstract:
A door safety device of an elevator, wherein a detection light is emitted from a platform side light emitting device to the platform side of a door at a platform. The detection light emitted from the platform side light emitting device is received by a platform side light receiving device. A control device controls the opening/closing of the door of a car and the door at the platform according to information from the platform side light receiving device. The platform side light emitting device and the platform side light receiving device are mounted on the car.
Inventors:
ABE SHIGERU (JP)
SHIKAI MASAHIRO (JP)
KOIZUMI YOSHIHIKO (JP)
SHIKAI MASAHIRO (JP)
KOIZUMI YOSHIHIKO (JP)
Application Number:
PCT/JP2004/006330
Publication Date:
November 10, 2005
Filing Date:
April 30, 2004
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
ABE SHIGERU (JP)
SHIKAI MASAHIRO (JP)
KOIZUMI YOSHIHIKO (JP)
ABE SHIGERU (JP)
SHIKAI MASAHIRO (JP)
KOIZUMI YOSHIHIKO (JP)
International Classes:
B66B13/24; B66B13/26; (IPC1-7): B66B13/24
Domestic Patent References:
| WO2002016250A1 | 2002-02-28 |
Foreign References:
| JPS52156058U | 1977-11-26 | |||
| JPH0218285A | 1990-01-22 | |||
| JPH04246085A | 1992-09-02 | |||
| JPH10139333A | 1998-05-26 | |||
| JPS5235048A | 1977-03-17 | |||
| JP2005008300A | 2005-01-13 |
Attorney, Agent or Firm:
Soga, Michiteru (8th Floor Kokusai Building 1-1, Marunouchi
3-chome, Chiyoda-k, Tokyo 05, JP)
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