| Patents for B66B 1 - Control systems of elevators in general (12,295) |
|---|
| 12/11/1991 | EP0460583A1 Procedure and apparatus for controlling a hydraulic elevator during approach to a landing |
| 12/10/1991 | US5070967 System for monitoring the operation of a cage moving in a mine shaft |
| 12/04/1991 | EP0459169A1 Group control for elevators with double cabins with direct allocation of calls |
| 12/04/1991 | CN1056660A Apparatus for controlling speed of elevator |
| 12/04/1991 | CN1056659A Controlling apparatus for elevator |
| 12/04/1991 | CN1014972B Oil hydraulic lift |
| 12/04/1991 | CN1014971B Floor leveling apparatus for a.c elevator |
| 12/04/1991 | CN1014970B Elevator controlling apparatus |
| 12/04/1991 | CN1014968B Grouped controls in elevator with means for receiving calls from target at once |
| 12/03/1991 | US5070290 Alternating current motor control system with emergency control responsive to failure of power supply |
| 11/26/1991 | US5067593 Braking device for elevator winding machine and elevator using the braking device |
| 11/20/1991 | CN1056288A Safety apparatus for elevator |
| 11/19/1991 | US5065846 Elevator group control for the immediate assignment of destination calls |
| 11/13/1991 | EP0456265A2 Procedure for the selection of an elevator in an elevator group |
| 11/13/1991 | EP0455919A2 A separate elevator door chain |
| 11/12/1991 | CA1291922C Pressure-referenced programmed flow control in a hydraulic valve |
| 11/12/1991 | CA1291921C Dynamically programmed motor operated valve control |
| 11/05/1991 | US5062502 Elevator controlling apparatus |
| 10/31/1991 | DE4034666A1 Hydraulically actuated lift - has counterbalance weights raised and lowered by second hydraulic cylinder |
| 10/29/1991 | US5060764 Velocity control method for elevator |
| 10/29/1991 | US5060762 Pressure intensifier for repositioning telescopic plungers in synchronized telescopic cylinders |
| 10/22/1991 | US5058711 Group-supervising an elevator system |
| 10/22/1991 | US5058710 Elevator power source device |
| 10/22/1991 | CA1291281C Control equipment for a lift installation |
| 10/16/1991 | EP0452225A2 Elevator dynamic channeling dispatching for up-peak period |
| 10/16/1991 | CN1055341A Elevator controlling apparatus |
| 10/16/1991 | CN1014315B Elevator control system |
| 10/15/1991 | US5056628 Apparatus and method for processing calls entered in elevator cars |
| 10/09/1991 | EP0450766A2 "Up-peak" elevator channeling system with optimized preferential service to high intensity traffic floors |
| 10/08/1991 | US5054585 Elevator control apparatus |
| 10/08/1991 | CA1290478C Method for providing a load compensation signal for a traction elevator system |
| 10/08/1991 | CA1290477C Elevator system leveling safeguard control and method |
| 10/08/1991 | CA1290476C Elevator propulsion (or drive) with control device for smooth (or jerk-free) start-up |
| 10/08/1991 | CA1290183C Mandrel for forming a bottom in a packaging container |
| 10/02/1991 | CN1054949A 液压电梯 Hydraulic lift |
| 10/01/1991 | US5052522 Encoder installing structure |
| 09/25/1991 | EP0447405A1 Control system for a motor. |
| 09/25/1991 | CN2085362U Elevator with means for stopping at predetermined levels |
| 09/25/1991 | CN1054844A Image processing arrangements |
| 09/24/1991 | US5050709 Elevator control apparatus |
| 09/22/1991 | CA2038699A1 Elevator call button/annunciator assembly and circuit |
| 09/18/1991 | EP0446957A2 Procedure for regulating the speed reference of a voltage controlled squirrel-cage motor |
| 09/18/1991 | EP0446905A2 Procedure and apparatus for braking a squirrel-cage elevator motor fed by a frequency converter in fault situations |
| 09/18/1991 | CN1054571A Apparatus for contrelling elevator speed |
| 09/17/1991 | US5048644 Method for improving the performance of a motor controlled hydraulic elevator |
| 09/11/1991 | EP0445419A1 Arrangement to select an elevator car for a handicapped person in elevator systems with direct allocation of calls |
| 09/11/1991 | CN1054400A Apparatus for transmitting signal in elevator |
| 09/10/1991 | US5046586 Control valve for a hydraulic elevator |
| 09/10/1991 | US5046584 Elevator occupant load weighing sensor mounting assembly |
| 09/10/1991 | CA1288879C Elevator control |
| 09/04/1991 | EP0444969A2 "Artificial Intelligence" based learning system predicting "Peak-Period" times for elevator dispatching |
| 09/04/1991 | CN1054327A Process and apparatus of immediate mark calling distribution in elevator group for cost of attendance and variable bonus-/punish-factor |
| 09/04/1991 | CN1013761B Braking device for elevator winding machine and elevator using the braking device |
| 09/04/1991 | CN1013760B Customer participatory elevator control system |
| 08/28/1991 | EP0443188A1 Method and arrangement to directly allocate destination call requests for elevator groups on the basis of service costs and variable bonus/penalty factors |
| 08/27/1991 | US5042621 Method and apparatus for the measurement and tuning of an elevator system |
| 08/27/1991 | US5042620 Elevator control system |
| 08/27/1991 | CA1288181C Group-control for elevators |
| 08/20/1991 | US5040640 Piezoresistive elevator button |
| 08/20/1991 | US5040639 Elevator valve apparatus |
| 08/14/1991 | EP0440967A1 Group control for elevators with direct allocation of calls from a call input register located on the floor |
| 08/13/1991 | US5038894 Drive control apparatus |
| 07/31/1991 | CN1013357B Signal transmission method and system in elevator equipment |
| 07/30/1991 | US5036321 Capacitive sensing, solid state touch button system |
| 07/30/1991 | US5035302 "Artificial Intelligence" based learning system predicting "Peak-Period" times for elevator dispatching |
| 07/30/1991 | US5035301 Elevator speed dictation system |
| 07/24/1991 | EP0437995A2 Hydraulic elevator control valve |
| 07/16/1991 | US5031728 Group supervision apparatus and group supervision method for elevator system |
| 07/10/1991 | CN1013097B System for managing in groups of elevator |
| 07/10/1991 | CN1013096B Apparatus for inputing moving order to elevator |
| 07/10/1991 | CN1013095B Calling signal producing apparatus for elevator |
| 07/03/1991 | CN1052642A Controlling apparatus for elevators |
| 06/26/1991 | EP0433770A2 Control valve for a hydraulic elevator |
| 06/26/1991 | EP0433769A2 Control valve for a hydraulic elevator |
| 06/26/1991 | EP0433627A2 Method and apparatus to compensate for load of a biased moment position drive at the time of starting |
| 06/25/1991 | US5025896 Elevator control apparatus |
| 06/18/1991 | US5024296 Elevator traffic "filter" separating out significant traffic density data |
| 06/18/1991 | US5024295 Relative system response elevator dispatcher system using artificial intelligence to vary bonuses and penalties |
| 06/18/1991 | CA1285082C Method and apparatus for providing a load compensation signalfor a traction elevator system |
| 06/12/1991 | CN1052090A Elevator load weighing |
| 06/11/1991 | US5022498 Method and apparatus for controlling a group of elevators using fuzzy rules |
| 06/11/1991 | US5022497 "Artificial intelligence" based crowd sensing system for elevator car assignment |
| 06/05/1991 | EP0430344A2 Elevator load weighing |
| 06/04/1991 | US5020642 Group-supervisory apparatus for elevator system |
| 06/04/1991 | US5020640 Elevator brake |
| 06/04/1991 | US5020639 Method of, and apparatus for, absorbing vibrations in cars of high-speed elevators |
| 05/29/1991 | CN2077859U Single chip processor controlled device for elevator |
| 05/28/1991 | US5019960 Master-slave signal transfer system for elevator |
| 05/28/1991 | US5018604 Apparatus for transmitting signal for group supervision of elevators |
| 05/22/1991 | EP0427992A2 Method for the control of an elevator group |
| 05/21/1991 | CA1284349C Flux profile control for startup of an induction motor |
| 05/15/1991 | EP0427075A2 Procedure and apparatus for producing elevator load data |
| 05/14/1991 | US5014824 Hydraulic elevator control valve |
| 05/14/1991 | US5014823 Apparatus for improving the performance of a motor-controlled hydraulic elevator |
| 05/08/1991 | EP0426056A2 Procedure and apparatus for the control of a hoisting motor |
| 05/07/1991 | US5012899 Apparatus for controlling an elevator |
| 05/01/1991 | CN1012492B Hydrautic elevator with dynamically programed motor-operated valve control |
| 04/24/1991 | EP0423384A1 Control arrangement for an elevator system without a speed sensor |
| 04/24/1991 | CN1012428B Departure methed of regulating electric elevator room at central station on tending to high-peak remote transport |
| 04/23/1991 | US5010472 Customer participatory elevator control system |