Obstacle detection system for automatically controlled elevator
Offshore access systems
Offshore access systems
On-board freight loading device for aircrafts
One to two stroke roped elevator pit buffers
Operating apparatus for elevator
Operating mechanism for overlapping panels type doorway closures
Operating panel device for an elevator system
Operating system for elevator
Operation check device of dynamic brake circuit for elevator
Operational control of elevator car calls
Operational control system for lift and elevator machinery
Optimized "up-peak" elevator channeling system with predicted tr
Outside rescue elevator system for high-rise buildings
Overhead service unit
Overload signalling system for fork lift trucks and the like
Overload warning system
Overspeed brake for a lift car
Overspeed safety braking device