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Franz Mittermayr: Arrangement in the opening and closing of automatic elevator door, and a door coupler. Kone Corporation, Birch Stewart Kolasch & Birch, November 23, 1999: US05988320 (8 worldwide citation)

In the arrangement in the opening and closing of automatic elevator doors, the door coupler (20) is mounted on the car door so as to be movable in the direction of movement of the car door. The door coupler (20) is connected to a lever (21) whose first end is pivoted on the car door while its second ...


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Franz Mittermayr: Door coupler with an actuation that permits it to be flexibly positioned. Wittur Holding, May 2, 2017: US09637350 (1 worldwide citation)

A device for synchronously actuating and locking elevator doors, which are situated essentially one behind the other in the passage direction—such as a car door and a shaft door; the device includes entraining skids that are associated with a first driven door and whose spacing relative to one anoth ...


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Franz Mittermayr: Door coupler with flexibly positionable coupler elements. Wittur Holding, December 5, 2017: US09834413 (1 worldwide citation)

A device for synchronously actuating and locking elevator doors, which are situated essentially one behind the other in the passage direction—such as a car door and a shaft door; the device includes entraining skids that are fastened to a first door by means of an entraining skid support and whose s ...


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Franz Josef Karner, Franz Mittermayr, Rupert Oberleitner: Door coupler and locking device. Kone Corporation, Birch Stewart Kolasch & Birch, October 27, 2009: US07607517 (1 worldwide citation)

A door coupler provided with coupling elements actuated by means of a linkage so as to engage a counter element provided on the landing door and a locking hook that has a closed position and a released position. The release of the locking hook from the closed position to the released position is all ...


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Franz Mittermayr: Arrangement in opening and closing of automatic elevator door, and door coupler. Kone Oy, wang jinggang, October 14, 1998: CN96196931

In the arrangement in the opening and closing of automatic elevator doors, the door coupler (20) is mounted on the car door so as to be movable in the direction of movement of the car door. The door coupler (20) is connected to a lever (21) whose first end is pivoted on the car door while its second ...


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Gerhard Karner, Franz Mittermayr, Franz Josef Karner: Overhead supporting beam for elevator door and door mechanism arrangement. Kone Oy, MA TAO, October 1, 1996: CN95120306

In the overhead supporting beam of an elevator door, the roller races(4,5) for the rollers of the door panels are formed from one piece with the overhead supporting beam(1). The door operating mechanism(11) with the door operating motor(15) is fitted to form a single unit with the overhead supportin ...


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Franz Josef Karner, Franz Mittermayr, Rupert Oberleitner: Door coupler and locking device. Birch Stewart Kolasch & Birch, April 29, 2004: US20040079593-A1

A door coupler provided with coupling elements actuated by means of a linkage so as to engage a counter element provided on the landing door and a locking hook that has a closed position and a released position. The release of the locking hook from the closed position to the released position is all ...


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