81854 ⎘
Control systems of elevators in general; Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system; Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings for hydraulically actuated elevators
APPARATUS AND METHOD FOR ELEVATOR CONTROL UTILIZING LOGARITHMIC AVERAGING FOR CONSISTENT LEVELING TIMES
#2AUTONOMOUS HUMAN-MACHINE-INTERFACE IN THE FORM OF A LANDING OPERATION PANEL OR A LANDING INFORMATION PANEL FOR AN ELEVATOR INSTALLATION
#3WORKING MACHINE LIFTING CONTROL DEVICE
#4Hydraulic elevator system with position or speed based valve control
#5Method, elevator control unit, and elevator system for dynamically adjusting a levelling speed limit of an elevator car
#6Elevator dynamic slowdown distance leveling control
#7Inverter parameter based hydraulic system control device
#8Apparatus and methods for controlling elevator positioning
#9System and method for detecting motor run condition