| Patents for B66F 3 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads (6,643) |
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| 12/16/1997 | US5697598 One piece load rest |
| 12/11/1997 | DE19622792A1 Mechanical handling system for loading and unloading trucks with heavy loads |
| 12/03/1997 | CN1036574C Hinge used in vehicle hoister |
| 12/02/1997 | US5692732 For use in a pantograph jack |
| 12/02/1997 | US5692730 Pinless jack |
| 11/27/1997 | DE19620789A1 Wheel maintenance device, esp. for changing motor vehicle wheels |
| 11/26/1997 | EP0809278A2 Co-axial motorized wafer lift |
| 11/25/1997 | US5690315 Compact lifter assembly |
| 11/19/1997 | CN2268019Y Lifting device for telescopic screw rod |
| 11/18/1997 | US5687953 Jack apparatus |
| 11/12/1997 | EP0806395A1 Control unit for hand-operated hydraulic jack |
| 11/11/1997 | US5685659 Pivot for articulating the load-bearing components of a jack |
| 11/04/1997 | US5682821 Displacement device for the horizontal displacement of heavy loads |
| 10/29/1997 | CN2265970Y Hydraulic hoisting device |
| 10/28/1997 | US5681029 Modular jack |
| 10/23/1997 | WO1997038933A1 Lifting jack, method of coupling suspending rods and lift control method |
| 10/22/1997 | EP0708724B1 Camera pedestal |
| 10/09/1997 | WO1997036818A1 Vacuum hoisting device having a vertically suspended lifting tube |
| 10/08/1997 | EP0799788A1 Rod-shaped extension body |
| 10/08/1997 | EP0799384A1 Hydraulic control system of monobloc construction for raising and lowering a load with at least two electromagnetic proportional two-way valve elements |
| 10/08/1997 | CN2264169Y 剪式千斤顶 Scissor jack |
| 09/24/1997 | CN2263095Y Ball type jack capable of releasing |
| 09/16/1997 | US5667026 Positioning apparatus for a power tong |
| 09/11/1997 | DE19608171A1 Adjustable telescopic leg for beds, chairs or tables |
| 09/10/1997 | CN2262026Y Lever type manhole cover open and close device for man and hand |
| 09/09/1997 | US5664762 Automotive screw jack |
| 08/28/1997 | WO1997030927A1 Belt lifting apparatus |
| 08/26/1997 | US5660373 Extendable and retractable lifting apparatus |
| 08/20/1997 | EP0790163A1 Half scissor jack structure |
| 08/19/1997 | US5658124 Rug hoist |
| 08/19/1997 | US5657964 Electric power tool for driving jack |
| 08/14/1997 | WO1997028997A1 Elevational vehicle ramp |
| 08/14/1997 | CA2244908A1 Elevational vehicle ramp |
| 08/12/1997 | US5655623 Folding ladder, tree stand and securing device therefor |
| 08/07/1997 | DE19604142A1 Hand-operated car jack |
| 07/24/1997 | DE19614479C1 Vacuum-operated manipulator |
| 07/24/1997 | DE19601910A1 Lift installation with lift columns on both sides of lift |
| 07/23/1997 | EP0785166A2 Jack for vehicles |
| 07/23/1997 | EP0566699B1 Non-continuous base automotive lift system |
| 07/16/1997 | CN2257816Y High effect hydraulic jack |
| 07/16/1997 | CN2257815Y Oil pressure scissor jack |
| 07/16/1997 | CN2257814Y 千斤顶 Jack |
| 07/16/1997 | CN2257813Y Improved frame oil jack reset device |
| 07/02/1997 | CN2257284Y Vertical dead-weight trip oil pressure clutch jack |
| 06/25/1997 | CN2256871Y Lifter |
| 06/19/1997 | WO1997021929A1 Triaxial positioning actuator and control methods using same |
| 06/11/1997 | CN2255972Y Hand or electric controlling multifunctional jack |
| 06/10/1997 | US5636711 Platform lift for motor vehicle |
| 06/05/1997 | DE19643499A1 Air or gas inflatable flexible-bodied car jack for tyre changing |
| 05/28/1997 | EP0775664A2 Camera Pedestal |
| 05/21/1997 | EP0774599A1 Quickly movable elastically engaging screw-and-nut mechanism |
| 05/21/1997 | EP0774440A2 One-piece load rest |
| 05/14/1997 | EP0773186A2 Improved trunnion for use with a pantograph jack |
| 05/14/1997 | EP0773185A2 Pinless jack |
| 05/14/1997 | EP0773184A1 Jack with an assembly of the barrel for the screw-threaded member of the jack |
| 05/07/1997 | EP0771757A2 A screw and pantograph lifting jack, particularly for a motor vehicle |
| 05/06/1997 | US5626328 Flat lifting device |
| 04/30/1997 | CN2253339Y Multi-joint end-to-end crane |
| 04/16/1997 | CN2252177Y Universal hydraulic jack |
| 04/16/1997 | CN2252176Y Telescopic line riser |
| 04/10/1997 | WO1997012829A1 Elevator stopping device |
| 04/01/1997 | US5615863 Dandy jack |
| 03/26/1997 | CN2250346Y Lifting platform with balance supporting leg lateral movement mechanism |
| 03/25/1997 | US5613575 Flat-structure lifting platform |
| 03/13/1997 | DE19636004A1 Wagenheber Jack |
| 03/12/1997 | CN1034210C Integral slip mounting moving equipment for iron-smelting blast furnace |
| 03/11/1997 | US5609332 Device for lifting and holding cabinets |
| 03/05/1997 | EP0642396B1 Fluidically actuated bar-like clamping tool |
| 02/26/1997 | CN2248185Y Repair lifting platform for vehicle |
| 02/23/1997 | CA2156702A1 Pole climbing robot |
| 02/18/1997 | US5603486 Frame-type car jack |
| 01/22/1997 | CN2245605Y Scissors jack |
| 01/21/1997 | US5595405 Diaphragm power jack |
| 01/15/1997 | CN2245053Y Hydraulic oil pump for electric jack |
| 01/14/1997 | US5593146 Hydraulically actuated bar-like clamping tool |
| 01/14/1997 | US5593018 Apparatus for shifting work carriers |
| 01/02/1997 | EP0751304A2 Pneumatic control system, elevating system and control system for a screwdriver |
| 01/02/1997 | DE19521994A1 Motorcar lifter with stand body standing on ground |
| 01/01/1997 | CN1139059A Displacement device for horizontal displacement of heavy loads |
| 12/27/1996 | EP0749936A2 Vehicle jack |
| 12/24/1996 | US5586619 Lifting apparatus |
| 12/19/1996 | WO1996040574A1 Device for conveying heavy loads |
| 12/17/1996 | US5584645 Telescopic boom with a multistage, lockable hydraulic cylinder protected against buckling |
| 12/13/1996 | CA2178802A1 Manhole cover lifting apparatus and method |
| 12/12/1996 | DE19520361A1 Vorrichtung zur Lastenaufnahme und Transport schwerer Lasten Apparatus for loading, and transporting heavy loads |
| 12/05/1996 | DE19620380A1 Vehicle jacking system to raise vehicle |
| 11/28/1996 | DE19518715A1 Lifting device |
| 11/27/1996 | EP0744375A1 A lifting jack for a car |
| 11/20/1996 | CN2240517Y Hydraulic jack |
| 11/13/1996 | CN2239960Y Hydraulic jack |
| 11/12/1996 | US5573366 Hydraulic device with synchronously operating jacks |
| 11/06/1996 | CN2239417Y 4-wheeled jack with safety falling-proof auxiliary implement |
| 11/05/1996 | US5570758 Lifting apparatus, in particular a lifting platform |
| 10/30/1996 | CN2238825Y Jack |
| 10/30/1996 | CN2238824Y Electric and hand two-purpose bridge screw arbor jack |
| 10/30/1996 | CN2238823Y Quick lifting jack |
| 10/16/1996 | CN2237630Y Traction type jack for aircraft wheel shaft |
| 10/08/1996 | US5562389 Tire lift tool |
| 10/02/1996 | EP0734997A1 Vehicle jack |
| 10/02/1996 | EP0734996A1 Easy assembly vehicle jack |