| Patents for B66B 1 - Control systems of elevators in general (12,295) |
|---|
| 12/20/1988 | US4792019 Contiguous floor channeling with up hall call elevator dispatching |
| 12/14/1988 | EP0294578A1 Arrival regulating equipment for a lift |
| 12/14/1988 | CN88200354U Sling height display and control device for lifting machine |
| 12/14/1988 | CN88103105A Driving apparatus of elevator with unshocked adjusting device when starting |
| 12/13/1988 | US4790412 Anti-bunching method for dispatching elevator cars |
| 12/06/1988 | US4789050 Control means for an electric motor |
| 12/06/1988 | US4789049 Signal transmitting equipment for elevator |
| 12/01/1988 | WO1988009584A1 Alternating current motor control system with emergency control |
| 11/30/1988 | EP0292685A1 Elevator drive with controller for jerkfree travel |
| 11/30/1988 | CN88102930A Control apparatus for alternating current lift |
| 11/29/1988 | US4787481 Hydraulic elevator having microprocessor-based, distributed control system |
| 11/23/1988 | EP0291700A1 Cranked material hoist with a two-direction drive for the hoisted truck |
| 11/22/1988 | US4785916 Call registration and acknowledgement system for an elevator and method of testing such system |
| 11/22/1988 | US4785915 Elevator system monitoring cold oil |
| 11/22/1988 | US4785914 Elevator system leveling safeguard control and method |
| 11/15/1988 | US4784240 Method for using door cycle time in dispatching elevator cars |
| 11/15/1988 | CA1244783A1 Elevator system with improved car leveling |
| 11/15/1988 | CA1244782A1 Holeless hydraulic elevator with improved car frame |
| 11/09/1988 | EP0289813A1 Method and device for the course regulation of a position drive |
| 11/09/1988 | CN87107326A Controlling apparatus of elevator |
| 11/08/1988 | US4782921 Coincident call optimization in an elevator dispatching system |
| 11/08/1988 | CA1244563A1 Elevator supervisory-learning control apparatus |
| 11/02/1988 | CN87201142U Energy-saving controller for starting and braking of lift |
| 10/25/1988 | US4779708 Control device for an elevator |
| 10/25/1988 | CA1243789A1 Method and apparatus for controlling elevators with double cars |
| 10/25/1988 | CA1243585A1 Hydraulic control system |
| 10/19/1988 | CN88100138A Safety device for alternating current elevator |
| 10/19/1988 | CN85109746A Lift control apparatus |
| 10/18/1988 | CA1243431A1 Apparatus for registering elevator call |
| 10/11/1988 | US4776434 Method and apparatus for smoothly stopping an elevator car at a target floor |
| 10/11/1988 | US4776432 Automatic elevator hall call delay apparatus |
| 10/06/1988 | DE3709661A1 Device for damping or preventing oscillations of a load conveying means, in particular of a lift |
| 10/05/1988 | CN88100489A Apparatus for inputing moving order to elevator |
| 10/04/1988 | US4775032 Elevator control |
| 10/04/1988 | US4775031 Hydraulic elevator and control method thereof |
| 09/27/1988 | US4773508 Elevator control apparatus |
| 09/20/1988 | CA1242289A1 Elevator supervision system |
| 09/14/1988 | CN88100780A Valve for controlling fluid |
| 09/07/1988 | WO1988006817A1 Drive control system for electric motor |
| 09/07/1988 | CN88100824A Controlling apparatus for alternating current elevator |
| 08/31/1988 | EP0279928A1 Device for registering car calls for lifts |
| 08/30/1988 | US4766978 Elevator system adaptive time-based block operation |
| 08/30/1988 | US4766977 Load detecting apparatus for elevator |
| 08/25/1988 | DE3704291A1 Goods lift |
| 08/24/1988 | EP0278988A1 Alternating current motor control apparatus. |
| 08/09/1988 | US4762204 Elevator system master car switching |
| 08/02/1988 | US4760896 Apparatus for performing group control on elevators |
| 07/27/1988 | CN88100365A Controlling apparatus of elevator |
| 07/26/1988 | CA1239713A1 Elevator load measuring |
| 07/20/1988 | EP0166720B1 Floor selector for lift |
| 07/19/1988 | US4757879 Electrically controlled valve apparatus |
| 07/12/1988 | US4756389 Apparatus for detecting a position of a cage in a hydraulic elevator |
| 07/05/1988 | US4754851 Control apparatus for elevator |
| 07/05/1988 | US4754850 Method for providing a load compensation signal for a traction elevator system |
| 07/05/1988 | US4754849 Control system for elevator cage guide magnets |
| 06/21/1988 | US4751984 Dynamically generated adaptive elevator velocity profile |
| 06/14/1988 | US4750592 Elevator position reading sensor system |
| 06/14/1988 | US4750591 Elevator car door and motion sequence monitoring apparatus and method |
| 06/14/1988 | US4750590 Counteracting elevator car oscillation |
| 06/14/1988 | US4750589 Elevator leveling control |
| 06/07/1988 | US4749932 Apparatus for controlling an A-C powered elevator |
| 05/31/1988 | CA1237503A1 Pulse wheel system |
| 05/24/1988 | US4745991 Speed control apparatus for A.C. elevator |
| 05/17/1988 | CA1236777A1 Lift speed limiter |
| 05/10/1988 | US4742894 Apparatus for controlling elevator |
| 05/10/1988 | US4742893 Signalling procedure for a lift and a signalling system |
| 05/10/1988 | US4742892 Control apparatus for elevator |
| 05/04/1988 | EP0265729A2 Self-adjusting control valve for elevators |
| 05/03/1988 | US4741415 Control system for an AC elevator |
| 04/27/1988 | CN87207627U Silicon controlled rectifier stage speed regulator |
| 04/26/1988 | US4739969 Lift sheave |
| 04/19/1988 | US4738337 Method and apparatus for providing a load compensation signal for a traction elevator system |
| 04/14/1988 | DE3629032A1 Hoist, in particular elevator |
| 04/12/1988 | US4737900 Method of and apparatus for controlling the braking resistor of a frequency converter |
| 04/12/1988 | CA1235237A1 Converter-powered drive for an elevator |
| 04/05/1988 | US4735295 Apparatus for generating hoistway data in an elevator |
| 04/05/1988 | US4735294 Elevator group control for the distribution of traffic at a main floor |
| 04/05/1988 | CA1234933A1 Elevator system |
| 03/16/1988 | EP0259434A1 Electronic device for measuring weights in elevator cars |
| 03/02/1988 | EP0257628A2 Flux profile control for startup of an induction motor |
| 02/25/1988 | WO1988001450A1 Alternating current motor control apparatus |
| 02/23/1988 | US4727499 Service estimation apparatus for elevator |
| 02/23/1988 | US4726450 Hydraulic elevator with dynamically programmed motor-operated valve |
| 02/16/1988 | US4724931 Group-supervisory apparatus for elevator |
| 02/10/1988 | CN87105756A Apparatus for probing position of cages in hydraulic elevator |
| 02/09/1988 | US4723627 Double decked elevator car |
| 02/03/1988 | EP0254840A2 Method and device for lifting and lowering a load by a hydraulic linear motor |
| 02/03/1988 | CN87103628A Calling signal producing apparatus for elevator |
| 01/26/1988 | US4721188 Control apparatus for A.C. elevator |
| 01/19/1988 | US4719996 Group supervision apparatus for elevator |
| 01/19/1988 | US4719995 Control apparatus for A.C. elevator |
| 01/19/1988 | US4719994 Floor re-leveling apparatus for elevator |
| 01/19/1988 | US4719993 Control apparatus for elevator |
| 01/12/1988 | US4718520 Group control for elevators |
| 01/05/1988 | US4716992 Operating panel device for an elevator system |
| 12/29/1987 | US4716517 Apparatus for controlling an elevator |
| 12/29/1987 | US4715478 Hydraulic elevator |
| 12/29/1987 | CA1230831A1 Elevator cab with retractable buttons for protective pads |
| 12/16/1987 | EP0249264A2 A mandrel for forming a bottom in a packaging container |
| 12/16/1987 | EP0248997A1 Control device for dispatching cars at a main landing at lift groups |