Apparatus for transporting drums
Apparatus having vertically movable personnel cages for a...
Apparatus in the overspeed governor of an elevator
Apparatus to automatically adjust spring tension of an elevator
Apparatus to inspect hoisting ropes
Appendable elevator system
Arrangement for detecting elevator car position
Arrangement for fixing an elevator rope
Arrangement for guiding a car cable
Arrangement for mounting a lift driving device
Arrangement for releasing the brake of an elevator machinery
Arrangement in an elevator push button
Arrangement in an opening in the wall of an elevator shaft and i
Arrangement in the opening and closing of automatic elevator doo
Arrester device for elevators
Arresting brake device for elevators
Arrhythmic pulse sequence for sonic distance measurement
Arrival time determination for passengers boarding an elevator c
Article retrieval apparatus
Article storage system