"I watched his countenance closely, to see if he was not deranged ... and I was assured by other senators after he left the room that they had no confidence in it."
|7370731||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|
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...
|7252179||Elevator-door latching and opening device|
Elevator doors have operating bars that are pivoted on a car door and that serve to actuate shaft-door actuating rollers that operate shaft doors. These doors are operated by an apparatus having an actuating device that changes a spacing between the operating bars a...
|6851521||Emergency unlocking device at shaft doors of elevators|
An emergency unlocking device includes an unlocking lever actuated by an unlocking slide that is guided in a guide fastened to the inner side of the shaft door. The guide covers a passage that is formed in the shaft door for insertion of a tool for actuation of the ...
|6474448||Modular lock for elevator doors|
A modular lock (10) for elevator doors, in particular for locking and unlocking the floor doors of elevators and hoists, comprises a first fixed plate (12) and a second plate (14) articulated on the same, cooperating with the blades of the car activator a...
|5377785||Door closing system|
A door closing system for subsequent installation on an automatic sliding door of an elevator car is coupled, at floor stops, via cams and couplings with the hoistway door and is opened and closed together therewith, wherein the closing system prohibits o...
|3991858||Locking device for a door|
A locking device for a holding door on an elevator shaft including a barrier member that is interconnected to a locking arm, said locking arm being alternately engageable and disengageable with a stop means so that the barrier member can only be moved out...