Rack and pinion elevator with multiple motor drive
Rack and pinion hoist
Rack and pinion lift system
Rail aligning gauge
Rail assembly for a stationary inclined elevator
Rail brake
Rail mounted traversing transport
Railroad car jack
Ratchet lifting nut assembly
Recessed compensating sheave
Reciprocatingly movable body drive mechanism and elevator...
Refractive sheet lighting assembly for an elevator
Relative system response elevator call assignments
Relative system response elevator dispatcher system using...
Remote control of lift installations
Remote controller linkage to an elevator system
Remote elevator monitoring system
Remote elevator monitoring system (rems) state machine
Remote monitoring system with variable period communication...
Replacement elevator call button unit