| Patents for B66B 5 - Applications of checking, fault-correcting or safety devices in elevators (12,501) |
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| 03/22/1989 | CN2034577U Straight push angular displacement spring throttle valve on mine hoisting machine |
| 03/07/1989 | US4809817 Apparatus for controlling elevator at occurrence of earthquake |
| 03/07/1989 | CA1250971A1 Elevator system with lamp failure monitoring |
| 02/22/1989 | EP0303717A1 Drive control system for electric motor. |
| 02/21/1989 | US4805741 Elevator brake |
| 02/15/1989 | CN1003298B Position control system for elevator |
| 02/07/1989 | CA1249889A1 Elevator system |
| 02/02/1989 | DE3822466A1 Method of checking the position and movement of transport equipment moved by rope |
| 02/01/1989 | CN1030732A Safety devices for elevator |
| 01/25/1989 | CN2032094U Safety clip for broken acble of a lifter |
| 01/25/1989 | CN2031394U Safety clip for broken cable of a lifter |
| 01/18/1989 | CN1030391A Control apparatus of ac elevator |
| 01/11/1989 | EP0298784A2 Elevator car door and motion sequence monitoring apparatus and method |
| 01/11/1989 | CN2030587U Safety device for simple cargo elevator |
| 01/04/1989 | CN2030184U Emergency device for lift |
| 12/06/1988 | CA1246255A1 Elevator system |
| 12/01/1988 | WO1988009584A1 Alternating current motor control system with emergency control |
| 11/24/1988 | DE3714903A1 Overload limiter for lifting (hoisting) machines |
| 11/22/1988 | US4785914 Elevator system leveling safeguard control and method |
| 11/09/1988 | CN87107326A Controlling apparatus of elevator |
| 10/26/1988 | CN87214082U Weightlessness type overrunning governor |
| 10/19/1988 | CN88100138A Safety device for alternating current elevator |
| 10/12/1988 | EP0285751A1 Lift winch |
| 09/28/1988 | CN87215057U Anti-falling devie of friction safety cord |
| 09/20/1988 | US4771865 System for the remote management of elevator installations |
| 09/15/1988 | DE3706802A1 Speed limiter with safety brakes, e.g. for lift cars |
| 09/07/1988 | WO1988006817A1 Drive control system for electric motor |
| 08/30/1988 | US4766978 Elevator system adaptive time-based block operation |
| 08/30/1988 | US4766977 Load detecting apparatus for elevator |
| 08/25/1988 | WO1988006137A1 Elevator escape structure |
| 08/24/1988 | EP0279144A2 Safety brake |
| 08/24/1988 | EP0278988A1 Alternating current motor control apparatus. |
| 08/23/1988 | US4765442 Elevator system graceful degradation of bank service |
| 07/27/1988 | CN87212221U Safety brake device for gantry crane |
| 07/12/1988 | US4756389 Apparatus for detecting a position of a cage in a hydraulic elevator |
| 07/05/1988 | US4754851 Control apparatus for elevator |
| 06/14/1988 | US4750591 Elevator car door and motion sequence monitoring apparatus and method |
| 06/14/1988 | US4750590 Counteracting elevator car oscillation |
| 05/10/1988 | US4742892 Control apparatus for elevator |
| 04/12/1988 | CA1235237A1 Converter-powered drive for an elevator |
| 04/07/1988 | WO1988002478A1 Overload protection |
| 04/05/1988 | US4735291 Hydraulic jack assembly for a hydraulic elevator |
| 03/09/1988 | EP0258915A1 Device for remote control of conditions, processes and breakdowns on lifts, elevators, escalators and the like by means of transmission on local and trunk telephone lines |
| 03/09/1988 | EP0258294A1 Emergency device for elevators |
| 02/25/1988 | WO1988001450A1 Alternating current motor control apparatus |
| 02/24/1988 | CN87203252U Lift tractor with flatlayer mechanism while interruption |
| 02/16/1988 | US4724932 Monitoring apparatus for elevator |
| 02/10/1988 | CN87105756A Apparatus for probing position of cages in hydraulic elevator |
| 02/03/1988 | CN87208368U Safety device for elevator for rope breaking |
| 02/03/1988 | CN87103628A Calling signal producing apparatus for elevator |
| 01/27/1988 | CN87104634A Remote management system of electric lift |
| 01/19/1988 | US4719995 Control apparatus for A.C. elevator |
| 01/13/1988 | EP0252266A1 Remote monitoring system for lift installations |
| 12/17/1987 | WO1987007587A1 Device for automatically freeing persons imprisoned inside a broken-down lift cage or the like |
| 12/16/1987 | EP0249264A2 A mandrel for forming a bottom in a packaging container |
| 12/02/1987 | CN87103322A Controlling apparatus of alternating current elevator |
| 12/01/1987 | US4709788 Group control apparatus for elevators |
| 11/24/1987 | US4708223 Emergency lighting for elevator cab |
| 11/11/1987 | EP0244576A1 Control of a cable-pulled carriage on guiding rails of an inclined lift comprising several telescopic elements |
| 11/04/1987 | EP0244030A1 A hand-operated releasing and displacing apparatus for a staircase lift or similar transport apparatus |
| 10/21/1987 | CN85109574A Safety stop of an elevator |
| 10/20/1987 | US4700810 Method of controlling an elevator |
| 10/15/1987 | DE3611893A1 Shaft break safety device, in particular for lifting drives |
| 10/08/1987 | DE3611597A1 Central remote escalator monitoring arrangement |
| 10/07/1987 | EP0239662A1 Two-way ring communication system for elevator group control |
| 10/06/1987 | US4698780 Method of monitoring an elevator system |
| 09/29/1987 | US4697243 Methods of servicing an elevator system |
| 09/29/1987 | CA1227584A1 Elevator system |
| 09/16/1987 | CN87101734A Control apparatus of elevator |
| 09/11/1987 | WO1987005282A1 Emergency device for elevators |
| 09/01/1987 | US4690251 Emergency control system for elevators |
| 09/01/1987 | US4690243 Elevator control apparatus |
| 08/27/1987 | DE3700578A1 Device for restricting the downwards motion of a lift |
| 08/11/1987 | US4685539 Operating system for elevator |
| 08/05/1987 | CN86202400U Quickly operated block spring-brake for pit hoist engine |
| 07/21/1987 | US4681190 Apparatus for controlling an elevator |
| 07/21/1987 | CA1224426A1 Hydraulic buffer for elevators |
| 07/14/1987 | CA1224288A1 Control apparatus for a.c. elevator |
| 07/14/1987 | CA1224286A1 Elevator system |
| 07/08/1987 | CN85105540A Alternating current elevator automatic storey searching device during power supply interruption |
| 06/23/1987 | CA1223379A1 Elevator operating system |
| 06/16/1987 | US4673062 Position control system for elevator |
| 06/09/1987 | US4671391 Moving distance detector for an elevator |
| 06/09/1987 | US4671390 Converter-powered drive for an elevator |
| 06/02/1987 | CA1222583A1 Method and apparatus for improving the servicing of an elevator system |
| 05/19/1987 | US4666020 Control apparatus for elevator |
| 05/13/1987 | EP0115482B1 Lift |
| 05/05/1987 | US4662481 Elevator system |
| 05/05/1987 | US4662478 Apparatus for automatic floor arrival at service interruption in A. C. elevator |
| 04/28/1987 | US4661757 Controller for AC elevator |
| 04/22/1987 | EP0218805A2 Catching device for a lift cage |
| 04/21/1987 | CA1220885A1 Elevator system |
| 04/14/1987 | US4657117 Elevator power supply and drive system |
| 04/07/1987 | CA1220145A1 Progressive safety |
| 03/31/1987 | US4653612 Speed limiter for lifts provided with catch device |
| 03/31/1987 | US4653611 Elevator control apparatus |
| 03/17/1987 | US4650037 Elevator system |
| 03/17/1987 | US4649751 Supervisory operation control system for protecting elevators or the like from a dangerous situation |
| 03/12/1987 | DE3615270A1 Preliminary cut-off mechanism on a cam-wheel speed limiter for lifts |
| 03/11/1987 | CN85205783U Elevator safety equipment |