Title:
DOOR OPEN TRAVEL PROTECTION DEVICE OF ELEVATOR
Document Type and Number:
Japanese Patent JP2019172424
Kind Code:
A
Abstract:
To obtain a door open travel protection device of an elevator that can operate more surely.SOLUTION: The door open travel protection device of the elevator includes an emergency stop device 301 for urgently stopping a car 1, a cam 302 fixed with respect to a hoistway, and a driving device 303 for operating the emergency stop device 301. The emergency stop device 301 has a frame body 314, and a movable body 315 displaced between a bite position and a separation position. The driving device 303 includes an injection spring 317 which energizes the movable body 315 in a direction of displacing the movable body 315 to the bite position from the separation position, and a movable body side lever 318 which regulates the displacement of the movable body 315 to the bite position from the separation position. When a car door 12 is displaced from a door closed position to a door opened position and the car 1 is moved, the movable body side lever 318 abuts on the cam 302 so as to release the regulation of the movable body 315 by the movable body side lever 318.SELECTED DRAWING: Figure 2
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Inventors:
IIDA YASUMASA
Application Number:
JP2018062610A
Publication Date:
October 10, 2019
Filing Date:
March 28, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC BUILDING TECHNO SERVICE CO LTD
International Classes:
B66B5/22
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Shunichi Ueda
Junichiro Yoshida
Takahiro Matsuoka
Bessho Kobo
Akihiro Sato
Kajinami order
Shunichi Ueda
Junichiro Yoshida
Takahiro Matsuoka
Bessho Kobo
Akihiro Sato