07370731 is referenced by 5 patents and cites 20 patents.

A device for connecting a car door with a shaft door and for emergency unlocking of a car door consists of an entrainer arranged at the car door, which entrainer detachably connects, together with a roller pair arranged at the shaft door, the car door with the shaft door, and of a first locking mechanism for locking and unlocking the car door and of a second locking mechanism for locking and unlocking the shaft door. When the doors are closed and locked the entrainer is closed and can freely move between the two rollers of the roller pair when the elevator car is traveling between two floors or past a floor not to be served. The first locking mechanism is controlled directly.

Title
Device for connecting a car door with a shaft door and for locking and unlocking the doors, a device for emergency unlocking of a car door and a method for emergency unlocking of a car door
Application Number
11/420832
Publication Number
7370731 (B2)
Application Date
May 30, 2006
Publication Date
May 13, 2008
Inventor
St├ęphan Cocher
Versailles
FR
Agent
William J Clemens
Fraser Clemens Martin & Miller
Assignee
Inventio
CH
IPC
B66B 13/12
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