Patents
Sitemap › B66 - Hoisting; Lifting; Hauling › B66B - Elevators; Escalators or moving walkways › B66B 1 - Control systems of elevators in general
Patents for B66B 1 - Control systems of elevators in general (12,295)
07/1980
07/01/1980US4210226 Elevator control apparatus
06/1980
06/24/1980US4209082 Elevator control apparatus
06/17/1980US4208695 Proximity detector
06/10/1980US4207508 Variable speed motor control system
06/10/1980CA1079426A1 Elevator system
06/10/1980CA1079425A1 Elevator system
06/03/1980US4206438 Elevator control circuit module
06/03/1980US4206328 Pushbutton assembly
06/03/1980US4205592 Hydraulic control system
06/03/1980US4205591 Multiple speed hoisting system with pressure protection and load control
06/03/1980CA1078979A1 Apparatus for determining the location of an elevator car or similar vehicle
05/1980
05/20/1980US4203506 Elevator control
05/13/1980CA1077628A1 Elevator control system
04/1980
04/22/1980CA1076231A1 Method and apparatus for providing repeatable wireline depth measurements
04/01/1980US4195712 Control system for a plurality of elevators
03/1980
03/25/1980US4194594 Elevator landing control apparatus
03/25/1980US4194534 Pressure and temperature compensating hydraulic valve
03/25/1980CA1074468A1 Elevator service information apparatus
03/18/1980US4193478 Elevator control system and method
03/04/1980US4191277 Apparatus for transmitting control signals to elevators or the like
02/1980
02/19/1980CA1072228A1 Elevator system
01/1980
01/22/1980CA1070411A1 Signal input devices and systems
01/01/1980US4181197 AC elevator speed control system
12/1979
12/25/1979US4179817 Method and apparatus for providing repeatable wireline depth measurements
12/18/1979US4179594 Illuminated pushbutton assembly
10/1979
10/30/1979US4172509 Traction machine of elevator
10/30/1979CA1065512A1 Elevator system
10/30/1979CA1065511A1 Elevator system
10/16/1979US4171505 Fault detecting system for a control system
10/09/1979CA1064177A1 Speed command generator for elevator
10/09/1979CA1064176A1 Elevator system
10/09/1979CA1064175A1 Elevator control apparatus
10/09/1979CA1064174A1 Elevator system
10/09/1979CA1064173A1 Elevator system
09/1979
09/25/1979CA1063268A1 Elevator system
09/25/1979CA1063267A1 Elevator system
09/25/1979CA1063266A1 Elevator system
09/25/1979CA1063246A1 Elevator bank simulation system
09/11/1979CA1062382A1 Levelling apparatus for ac elevator
09/04/1979US4166518 Elevator control system
08/1979
08/14/1979US4164271 System for indicating stop levels for an elevator
08/07/1979CA1060127A1 Elevator system
07/1979
07/31/1979US4162719 Elevator system
07/31/1979CA1059664A1 Halt selector system
07/17/1979US4161236 Elevator system
07/17/1979US4161235 Elevator system
07/17/1979CA1058778A1 Elevator system
06/1979
06/12/1979CA1056523A1 Elevator system
06/05/1979CA1056076A1 Elevator control system
05/1979
05/22/1979US4155427 Elevator system
05/22/1979US4155426 Digital speed pattern generator
05/15/1979CA1054735A1 Elevator system
05/15/1979CA1054734A1 Elevator control system
05/08/1979US4153074 Hydraulic valve
04/1979
04/24/1979US4150734 Elevator control apparatus
04/17/1979US4149614 Elevator system
04/17/1979US4149613 Elevator control system
04/10/1979US4148248 Hydraulic valve control system
04/10/1979CA1052484A1 Elevator stop control arrangement
04/03/1979US4147235 Elevator control system
03/1979
03/06/1979US4142609 Elevator control system
03/06/1979US4142369 Multiple speed hoisting system with pressure protection and load control
02/1979
02/27/1979US4141435 Elevator control system
02/20/1979CA1049164A1 Elevator motor control system for a.c. induction motor
02/13/1979CA1048665A1 Elevator traffic demand detector
01/1979
01/30/1979US4136758 Speed control system of elevator
01/16/1979US4134476 Elevator system
01/16/1979CA1046418A1 Signal input devices and systems
01/09/1979US4134107 Replacement elevator call button assembly
01/09/1979US4133413 Elevator safety device
01/09/1979CA1045944A1 Multiple speed hoisting system with pressure protection and load control
12/1978
12/26/1978US4131183 Speed dictation apparatus
12/26/1978US4131182 Speed pattern generator
12/19/1978US4130184 Elevator speed control system
12/19/1978CA1044810A1 Position measurement apparatus
12/12/1978US4129199 Elevator system
12/05/1978US4128143 Supervisory control means for automatic elevator systems
12/05/1978US4128142 Elevator speed control system
12/05/1978US4128141 Elevator system
12/05/1978US4128044 Method of controlling apparatus and servoactuator therefor
12/05/1978CA1043915A1 Elevator control apparatus
11/1978
11/28/1978US4127843 Position sensor device for elevator car
11/21/1978US4126849 Elevator call circuit
11/21/1978CA1042978A1 Over-speed preventing apparatus for dc motor
11/14/1978CA1042577A1 Control system for a transportation system
11/07/1978US4124103 Elevator system
11/07/1978US4124102 Elevator control system
11/07/1978US4124101 Elevator speed control apparatus
11/07/1978CA1042119A1 Elevator system
10/1978
10/31/1978US4122919 Speed control apparatus for AC elevator
10/17/1978US4120381 Elevator system
10/17/1978CA1040765A1 Transportation system with decelerating control
10/17/1978CA1040763A1 Transportation system with brake control and combined brake and field power supply
10/17/1978CA1040762A1 Transportation system with motor field control
09/1978
09/26/1978US4117382 Command speed signal generation system
09/26/1978US4116306 Elevator car generator-motor-brake control unit apparatus and method
09/19/1978US4114731 Elevator safety arrangement
09/19/1978US4114730 Transportation system with individual programmable vehicle processors
09/19/1978US4114729 Halt selector system
09/12/1978US4113066 Elevator control apparatus having a novel hall call allotting device
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