| Patents for B66D 5 - Braking or detent devices characterised by their application to lifting or hoisting gear, e.g. for controlling the lowering of loads (3,200) |
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| 05/27/1986 | US4591029 Load actuating braking apparatus |
| 05/27/1986 | CA1205022A1 Elevator hoist unit |
| 05/13/1986 | US4588167 Portable power driven winch |
| 04/15/1986 | US4582179 Centrifugal brake assembly |
| 03/13/1986 | WO1986001495A1 Device for the prevention of a winch from toppling |
| 03/11/1986 | CA1201745A1 Eddy current retarder for use in emergency escape as from higher stories of a building |
| 02/04/1986 | US4567963 Eddy current retarder for use in emergency escape as from higher stories of a building |
| 01/21/1986 | CA1199624A1 Hoist or the like |
| 12/20/1985 | CN85102187A Automatic grab zeroing device |
| 12/03/1985 | US4556199 Electric winch apparatus |
| 11/26/1985 | US4554997 Emergency descent device |
| 11/26/1985 | US4554947 Load recall valve |
| 11/19/1985 | US4553738 Cable pulling device with anti-reversing clutch |
| 10/29/1985 | US4549640 Operation system for hoisting device |
| 10/09/1985 | EP0157232A1 Hoist having worm safety device |
| 10/08/1985 | US4545567 Winch power transmission |
| 09/24/1985 | US4542944 Multiple disk brake control |
| 09/10/1985 | CN85200484U Light-duty autobraking horizontal arm crane |
| 09/03/1985 | CA1192896A1 Tractor winch |
| 09/03/1985 | CA1192895A1 Mold safety device |
| 08/13/1985 | US4534598 Hydraulic disk brake circuit for crane draw works |
| 08/13/1985 | CA1191749A1 Fluid-operated, load-handling apparatus |
| 08/06/1985 | CA1191461A1 Decelleration damping apparatus for mine hoisting installations |
| 07/16/1985 | US4529146 Device for shifting ratchet means in wind-up apparatuses |
| 07/02/1985 | US4526252 Elevator hoist unit |
| 07/01/1985 | EP0064080A4 Safety mechanism for hoisting drums. |
| 06/04/1985 | US4520998 Safety mechanism for a hoist |
| 05/28/1985 | US4519585 Drawworks brake control |
| 05/21/1985 | CA1187538A1 Control system with selective pressure staging |
| 05/08/1985 | EP0037404B1 Automatically resetting safety brake |
| 04/30/1985 | US4513952 Drive mechanism for cable drums |
| 04/16/1985 | CA1185592A1 Freefall winch system and method of operation |
| 04/09/1985 | US4509620 Hoist or the like |
| 04/02/1985 | US4508318 Electric hoist |
| 03/12/1985 | CA1183757A1 Brake control system with metering pump relief |
| 03/05/1985 | US4502667 Electric hoist |
| 02/19/1985 | US4500074 Fluid-operated apparatus for handling and lifting loads |
| 01/29/1985 | US4496136 Hoist |
| 01/15/1985 | US4493479 Hoist drive safety system |
| 01/15/1985 | US4493404 Hydraulic gerotor motor and parking brake for use therein |
| 01/15/1985 | CA1180978A1 Winch control valve |
| 12/25/1984 | US4489919 Safety winch with disengageable drive |
| 12/05/1984 | EP0126954A2 Hydraulic disk brake circuit for crane draw works |
| 12/04/1984 | US4486007 Emergency pawl release system for winches |
| 12/04/1984 | US4485901 Winch brake assembly |
| 10/23/1984 | US4478390 Fluid-operated apparatus for handling and lifting loads |
| 09/12/1984 | EP0118340A2 Emergency control hydraulic system for a crane |
| 09/11/1984 | US4470640 Control system with selective pressure staging to the spring applied, pressure released brake |
| 09/11/1984 | CA1174229A1 Drive mechanism for cable drums |
| 09/05/1984 | EP0117862A2 Lifting device, in particular a working-platform |
| 09/04/1984 | US4469308 Lever hoist |
| 08/28/1984 | US4468005 Lever hoist |
| 08/16/1984 | WO1984003084A1 Emergency control hydraulic system for a crane |
| 08/07/1984 | US4463933 Clutch/brake mechanism |
| 07/31/1984 | US4462571 Fluid-operated, load-handling apparatus |
| 07/25/1984 | EP0114004A1 Safety device for a lifting apparatus, and lifting apparatus provided with this device |
| 07/24/1984 | US4461460 Winch |
| 07/17/1984 | CA1171069A1 Safety mechanism for hoisting drums |
| 07/10/1984 | US4458791 Brake control system with metering pump relief |
| 05/22/1984 | CA1167830A1 Hydraulically actuated winch assembly |
| 05/15/1984 | US4448398 Winch control system |
| 05/15/1984 | US4448290 Safety device for a cable wound drum |
| 05/08/1984 | US4447044 Clutching and braking control for hydraulically driven crane winches |
| 04/11/1984 | EP0105064A1 Drive mechanism for cable drums |
| 03/27/1984 | US4438904 Drawworks |
| 03/06/1984 | US4434974 Pneutmatic hoist brake and control |
| 03/06/1984 | US4434971 Drilling rig drawworks hook load overspeed preventing system |
| 02/02/1984 | WO1984000334A1 Brake control system with metering pump relief |
| 10/11/1983 | US4408746 Hydraulically actuated winch assembly |
| 10/04/1983 | US4407400 Winch control valve |
| 10/04/1983 | CA1154843A1 Friction controllers |
| 09/20/1983 | US4404891 Brake valve for a hydraulically powered winch |
| 09/06/1983 | CA1153320A1 Brake unit |
| 08/17/1983 | EP0085906A2 Operation system for hoisting device |
| 08/16/1983 | US4398698 Freefall winch system and method of operation |
| 08/09/1983 | EP0076805A4 A brake assembly. |
| 06/28/1983 | US4390161 Winch drive and brake mechanism |
| 06/15/1983 | EP0081189A2 Object braking device |
| 06/08/1983 | EP0080586A1 Holding and securing device for lifting loads at vertical masts or tensioning ropes |
| 06/07/1983 | CA1147835A1 Precise load positioner |
| 04/20/1983 | EP0076805A1 A brake assembly |
| 03/17/1983 | WO1983000849A1 Control system with selective pressure staging |
| 01/04/1983 | CA1138846A1 Up-and-down pulley device for suspension lamps and the like |
| 12/14/1982 | CA1137428A1 Load brake |
| 11/30/1982 | US4361312 Precise load positioner |
| 11/10/1982 | EP0064080A1 Safety mechanism for hoisting drums. |
| 10/28/1982 | WO1982003668A1 A brake assembly |
| 10/28/1982 | WO1982003618A1 Rotation locking |
| 09/07/1982 | US4348011 Hoist with improved overload protection |
| 08/11/1982 | EP0057570A2 Winch control valve |
| 07/13/1982 | CA1127624A1 Manual winch with safety clutch, especially as a power source in nursing for lifting patients |
| 06/15/1982 | US4334602 Friction controller |
| 06/01/1982 | US4332372 Hoisting device |
| 05/27/1982 | WO1982001700A1 Safety mechanism for hoisting drums |
| 04/13/1982 | US4324387 Power delivery system having a pressure modulated hydrodynamic retarder for controlling a load |
| 04/07/1982 | EP0048897A2 Ratchet pawl |
| 03/30/1982 | CA1120871A1 Automatic anti-fall device for manual or motorized lifting systems |
| 03/09/1982 | US4318459 Friction controllers |
| 02/09/1982 | CA1117823A1 Winch for lines and webbing |
| 12/22/1981 | US4306637 Shoe brake |