| Patents for B66B 3 - Applications of devices for indicating or signalling operating conditions of elevators (3,971) |
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| 05/22/1990 | CA1269464A1 System for the remote management of lift installations |
| 05/22/1990 | CA1269434A1 Equipment on automatic doors for the recognition of obstacles |
| 05/15/1990 | US4924974 Elevator system having hall lantern assembly for elevator car door post of hatch door post |
| 05/09/1990 | EP0367388A1 Elevator diagnostic monitoring apparatus |
| 05/08/1990 | US4924416 Apparatus for detecting relative crowding in a hall |
| 04/25/1990 | CN1007723B Group control apparatus for elevator |
| 04/18/1990 | CN1041330A 电梯控制系统 Elevator control system |
| 04/10/1990 | US4915197 Elevator call registering and indicating device |
| 04/04/1990 | EP0361016A1 Control and indicator element for lifts in buildings with explosion risks |
| 03/28/1990 | CN1007342B Remote management system of electric lift |
| 03/14/1990 | EP0357888A1 Method and device for generating lift shaft information |
| 03/14/1990 | CN1040351A Apparatus for transmitting signal to monitoring elevators |
| 03/13/1990 | CA1266729A1 Elevator communication controller |
| 03/07/1990 | CN1040181A Rescuing apparatus in elevators |
| 03/07/1990 | CN1040180A Signal transmission apparatus in elevators |
| 02/28/1990 | CN1006977B Display panel of elevator |
| 02/14/1990 | EP0354772A2 Recalibrating an elevator load measuring system |
| 01/24/1990 | CN1006542B Management equipment for group of elevators |
| 01/10/1990 | CN1006376B Spare signal means for indicating lift position |
| 12/27/1989 | CN1006217B Device for indicating elevator remove |
| 11/29/1989 | CN1037487A Elevator control system |
| 11/22/1989 | CN1037316A Elevator group control system |
| 10/25/1989 | CN1036543A Controlling apparatus and method for showing of elevator |
| 10/17/1989 | US4874063 Portable elevator traffic pattern monitoring system |
| 10/04/1989 | EP0335412A1 Elevator control system |
| 09/19/1989 | CA1259719A1 Method of controlling an elevator |
| 09/05/1989 | US4864208 Actual position signal generator for the position control circuit of an elevator drive |
| 08/22/1989 | US4860207 Information transmission control apparatus for elevator system |
| 08/22/1989 | US4858727 Apparatus and method for transmitting signal for elevator |
| 08/09/1989 | CN1034520A Call registering and indicating devices for elevators arranged on the floors |
| 08/01/1989 | US4852696 Information device of elevator |
| 08/01/1989 | US4852695 Elevator control system |
| 07/25/1989 | CA1257937A1 Indicating device for elevators |
| 07/19/1989 | EP0324228A2 Elevator control switch and position indicator assembly |
| 07/19/1989 | CN2041309U Automatic alarm for elevator malfunction |
| 07/11/1989 | US4846310 Signal transmission apparatus for elevator |
| 07/11/1989 | CA1257418A1 Method of monitoring an elevator system |
| 06/21/1989 | EP0320583A1 Call registering keyboard and display device on the floors for lifts |
| 06/13/1989 | US4839631 Monitor control apparatus |
| 06/06/1989 | US4836336 Elevator system floor call registering circuit |
| 05/23/1989 | US4832159 Elevator control apparatus |
| 05/23/1989 | US4832157 Displaying device for elevator |
| 04/18/1989 | CA1252924A1 Apparatus for load-dependant control of an elevator |
| 04/11/1989 | CA1252582A1 Backup position signaling in an elevator |
| 04/04/1989 | CA1252235A1 Call registration and acknowledgement system for an elevator and method of testing such system |
| 02/21/1989 | US4805739 Elevator control switch and position indicator assembly |
| 02/15/1989 | CN1003298B Position control system for elevator |
| 02/01/1989 | EP0301920A2 Modular elevator system |
| 02/01/1989 | EP0301178A1 Lift control device |
| 02/01/1989 | CN1030731A Controlling apparatus for lift equipment |
| 01/25/1989 | CN1030557A Apparatus and method for transmiting signal of elevator |
| 01/11/1989 | CN1030214A Controlling apparatus of elevator |
| 01/04/1989 | EP0297232A1 Actual value transmitter for closed loop position control of a lift system |
| 12/28/1988 | CA1247763A Elevator position indicating system |
| 12/14/1988 | CN88200354U Sling height display and control device for lifting machine |
| 12/06/1988 | US4789049 Signal transmitting equipment for elevator |
| 11/08/1988 | CA1244563A1 Elevator supervisory-learning control apparatus |
| 10/26/1988 | CN88101086A Information device of elevator |
| 10/18/1988 | US4778035 Cage position display apparatus for an elevator |
| 09/27/1988 | US4773508 Elevator control apparatus |
| 09/20/1988 | US4771865 System for the remote management of elevator installations |
| 09/20/1988 | CA1242289A1 Elevator supervision system |
| 08/30/1988 | US4766977 Load detecting apparatus for elevator |
| 07/20/1988 | EP0166720B1 Floor selector for lift |
| 07/12/1988 | US4756389 Apparatus for detecting a position of a cage in a hydraulic elevator |
| 06/07/1988 | US4749062 Display control apparatus for elevator |
| 05/10/1988 | US4742894 Apparatus for controlling elevator |
| 04/05/1988 | CA1234934A1 Retrofit readout |
| 03/30/1988 | CN87210339U Signal indicator for calling for elecator outside |
| 03/22/1988 | US4732238 Obstacle detection system for automatically controlled elevator doors |
| 03/09/1988 | CN87207134U Indicator for indicating operating condition of elevator |
| 02/23/1988 | US4726449 Elevator cab and door strike post construction therefor |
| 02/16/1988 | US4724933 Display apparatus for elevator |
| 02/16/1988 | US4724932 Monitoring apparatus for elevator |
| 02/16/1988 | US4724931 Group-supervisory apparatus for elevator |
| 02/10/1988 | CN87105756A Apparatus for probing position of cages in hydraulic elevator |
| 02/03/1988 | CN87103628A Calling signal producing apparatus for elevator |
| 01/27/1988 | CN87201227U Floor number indicator for elevator |
| 01/27/1988 | CN87104634A Remote management system of electric lift |
| 01/19/1988 | US4719994 Floor re-leveling apparatus for elevator |
| 01/13/1988 | EP0252266A1 Remote monitoring system for lift installations |
| 01/05/1988 | US4716992 Operating panel device for an elevator system |
| 12/08/1987 | US4711335 Display device for an escalator |
| 12/08/1987 | US4711324 Service indicating device for elevators |
| 12/02/1987 | CN87100914A Display apparatus of elevator |
| 12/01/1987 | US4709788 Group control apparatus for elevators |
| 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 | US4700810 Method of controlling an elevator |
| 10/06/1987 | US4698780 Method of monitoring an elevator system |
| 09/30/1987 | CN86203071U Storey number displaying device of an elevator |
| 09/17/1987 | DE3708279A1 Device for programming a decoder of a display device |
| 08/11/1987 | US4685536 Elevator group supervision apparatus |
| 08/04/1987 | US4683990 Relative position monitoring apparatus |
| 08/04/1987 | US4683989 Elevator communication controller |
| 07/21/1987 | US4682342 Signal transmission system |
| 07/14/1987 | CA1224287A1 Elevator system |
| 06/30/1987 | US4677577 Apparatus for statistically processing elevator traffic information |