Device for connecting a car door with a shaft door and for...

Elevator – industrial lift truck – or stationary lift for vehicle – With barrier for regulating access to load support – Including barrier mounted at landing

Reexamination Certificate

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Details

C187S333000

Reexamination Certificate

active

07077242

ABSTRACT:
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.

REFERENCES:
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patent: 3065826 (1962-11-01), Tucker, Jr.
patent: 3605952 (1971-09-01), Lusti
patent: 4436184 (1984-03-01), Dorman et al.
patent: 4947964 (1990-08-01), Husmann
patent: 5246089 (1993-09-01), Husmann et al.
patent: 5819877 (1998-10-01), Rivera et al.
patent: 5988320 (1999-11-01), Mittermayr
patent: 6021871 (2000-02-01), Grabner
patent: 6164417 (2000-12-01), Oberleitner
patent: 6173815 (2001-01-01), Mittermayr
patent: 6189658 (2001-02-01), Karner
patent: 6446759 (2002-09-01), Kulak et al.
patent: 1 266 860 (2002-12-01), None
patent: 1266860 (2002-12-01), None
patent: 03152085 (1991-06-01), None

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