Patents for B66B 1 - Control systems of elevators in general (12,295) |
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12/15/1987 | US4713595 Control apparatus for elevator |
12/12/1987 | CN85205656U Starting and braking device for controlling state of branch load area of lift |
12/08/1987 | US4712054 Controller with two modes of braking induction motors |
12/08/1987 | US4711324 Service indicating device for elevators |
12/02/1987 | CN87103322A Controlling apparatus of alternating current elevator |
12/01/1987 | US4709788 Group control apparatus for elevators |
11/25/1987 | EP0246395A1 Lift group control |
11/25/1987 | CN87101995A Hydraulic silencer |
11/24/1987 | US4708224 Apparatus for the load dependent control of an elevator |
11/18/1987 | CN87103350A Controlling apparatus of elevator |
11/03/1987 | US4704597 Elevator travel detecting apparatus |
10/28/1987 | EP0242520A1 Displaying device for lifts |
10/20/1987 | US4700811 Method for the regulated control of a moving body carrying a variable load |
10/20/1987 | US4700810 Method of controlling an elevator |
10/20/1987 | US4700748 Pressure-referenced programmed flow control in a hydraulic valve |
10/07/1987 | EP0239662A1 Two-way ring communication system for elevator group control |
09/23/1987 | EP0163642B1 Control system for elevator devices |
09/22/1987 | US4694935 Self-adjusting control valve for elevators |
09/16/1987 | EP0236732A2 Control device for the operation of a hydraulic winch of an inclined lift |
09/16/1987 | CN87101734A Control apparatus of elevator |
09/08/1987 | US4691808 Adaptive assignment of elevator car calls |
09/08/1987 | US4691807 Elevator control apparatus |
09/01/1987 | US4690251 Emergency control system for elevators |
09/01/1987 | US4690243 Elevator control apparatus |
08/20/1987 | DE3604451A1 Hydraulic device for controlling the braking force at a brake disc |
08/13/1987 | WO1987004787A1 Electronic device for measuring weights in elevator cars |
08/11/1987 | US4685539 Operating system for elevator |
08/11/1987 | US4685538 Remote call registration system for elevator |
08/11/1987 | US4685536 Elevator group supervision apparatus |
08/05/1987 | CN85103982A Control apparatus of the elevator speed |
08/04/1987 | US4684856 Method and drive for elevator DC drive motor stabilization |
08/04/1987 | US4683990 Relative position monitoring apparatus |
08/04/1987 | US4683989 Elevator communication controller |
07/28/1987 | US4682673 Elevator control apparatus |
07/22/1987 | CN86204229U Gravity self-locked suspended jaw |
07/22/1987 | CN86100004A System for managing in groups of elevator |
07/21/1987 | US4681191 Speed control apparatus for elevator |
07/21/1987 | US4681190 Apparatus for controlling an elevator |
07/14/1987 | CA1224288A1 Control apparatus for a.c. elevator |
07/14/1987 | CA1224287A1 Elevator system |
07/08/1987 | CN85103091A Velocity controlling device for lift |
07/07/1987 | US4678063 Apparatus for controlling an elevator |
07/07/1987 | US4678062 Elevator car |
07/01/1987 | EP0227297A2 Hydraulic elevator with dynamically programmed motor-operated valve |
07/01/1987 | EP0227296A2 Pressure-referenced programmed flow control in a hydraulic valve |
07/01/1987 | CN86108240A Control apparatus of the alternating current elevator |
06/30/1987 | US4677577 Apparatus for statistically processing elevator traffic information |
06/30/1987 | US4677437 Input signal switching matrix for an elevator |
06/30/1987 | US4677361 Apparatus for operating an elevator |
06/30/1987 | US4676140 Hydraulic control system |
06/24/1987 | CN86203494U Computer-controlling unit for elevator |
06/23/1987 | US4675584 Control system |
06/23/1987 | US4674605 Automatic elevator load sensor calibration system |
06/23/1987 | US4674604 Elevator inner and outer door zone sensor arrangement |
06/23/1987 | US4674603 Elevator control apparatus |
06/23/1987 | US4674527 Pressure relieving linear motion valve |
06/17/1987 | CN86107735A Pressure-referenced programmed flow control in a hydraulic valve |
06/16/1987 | US4673911 Elevator remote-control apparatus |
06/10/1987 | CN86107893A Hydraulic elevator with dynamically programmed motor-operated valve control |
06/09/1987 | US4672531 Elevator supervisory learning control apparatus |
06/09/1987 | US4672520 Current-source power converting apparatus with self-extinction devices |
06/09/1987 | US4672277 Elevator motor control |
06/09/1987 | US4671391 Moving distance detector for an elevator |
06/09/1987 | US4671390 Converter-powered drive for an elevator |
06/09/1987 | US4671389 Speed control apparatus for an elevator |
06/02/1987 | US4669579 Group supervision apparatus for an elevator |
06/02/1987 | CA1222582A1 Elevator system |
05/27/1987 | EP0222801A1 Electrically controlled valve apparatus. |
05/26/1987 | US4667777 Control apparatus for A.C. elevator |
05/26/1987 | US4667776 Control apparatus for A-C elevator |
05/26/1987 | US4667571 Hydraulic control system |
05/20/1987 | CN85205669U Elevator speed-time type storey-levelling control device |
05/19/1987 | US4666020 Control apparatus for elevator |
05/06/1987 | CN85107563A Combinatory monitored control system of elevator |
05/05/1987 | US4663723 Demand estimation apparatus |
05/05/1987 | US4662480 Elevator system |
05/05/1987 | US4662479 Operating apparatus for elevator |
05/05/1987 | US4662478 Apparatus for automatic floor arrival at service interruption in A. C. elevator |
05/05/1987 | CA1221479A1 Elevator driving device |
04/28/1987 | US4661757 Controller for AC elevator |
04/21/1987 | US4658935 Digital selector system for elevators |
04/21/1987 | CA1220885A1 Elevator system |
04/14/1987 | CA1220580A1 Speed pattern generator for an elevator car |
04/14/1987 | CA1220579A1 Elevator system |
04/07/1987 | US4655325 Method and apparatus for controlling elevators with double cars |
04/07/1987 | US4655324 Method for privately controlling an elevator |
04/07/1987 | CA1220291A1 Elevator call entry system |
03/31/1987 | US4654657 Circuit arrangement containing wire matrix for signal transmission in elevator installations |
03/31/1987 | US4653611 Elevator control apparatus |
03/11/1987 | CN86105869A Operating plate of elevator |
03/10/1987 | US4648488 Elevator system |
03/10/1987 | CA1218953A1 Transportation apparatus having deceleration controlled braking |
02/10/1987 | US4642474 Elevator rescue apparatus during stoppage of power supply |
02/03/1987 | US4640389 System for controlling a motor |
02/03/1987 | CA1217584A1 Elevator floor position indicator and request control panel |
01/31/1987 | CN85102314A Method and apparatus for reducing gear backlash impacts in an elevator system |
01/27/1987 | US4639912 Signal transmission apparatus |
01/27/1987 | US4638889 Elevator system |
01/27/1987 | US4638888 Hydraulic elevator |
01/21/1987 | CN86104446A Group control apparatus for elevator |