Patents for B66F 3 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads (6,643)
12/1997
12/16/1997US5697598 One piece load rest
12/11/1997DE19622792A1 Mechanical handling system for loading and unloading trucks with heavy loads
12/03/1997CN1036574C Hinge used in vehicle hoister
12/02/1997US5692732 For use in a pantograph jack
12/02/1997US5692730 Pinless jack
11/1997
11/27/1997DE19620789A1 Wheel maintenance device, esp. for changing motor vehicle wheels
11/26/1997EP0809278A2 Co-axial motorized wafer lift
11/25/1997US5690315 Compact lifter assembly
11/19/1997CN2268019Y Lifting device for telescopic screw rod
11/18/1997US5687953 Jack apparatus
11/12/1997EP0806395A1 Control unit for hand-operated hydraulic jack
11/11/1997US5685659 Pivot for articulating the load-bearing components of a jack
11/04/1997US5682821 Displacement device for the horizontal displacement of heavy loads
10/1997
10/29/1997CN2265970Y Hydraulic hoisting device
10/28/1997US5681029 Modular jack
10/23/1997WO1997038933A1 Lifting jack, method of coupling suspending rods and lift control method
10/22/1997EP0708724B1 Camera pedestal
10/09/1997WO1997036818A1 Vacuum hoisting device having a vertically suspended lifting tube
10/08/1997EP0799788A1 Rod-shaped extension body
10/08/1997EP0799384A1 Hydraulic control system of monobloc construction for raising and lowering a load with at least two electromagnetic proportional two-way valve elements
10/08/1997CN2264169Y 剪式千斤顶 Scissor jack
09/1997
09/24/1997CN2263095Y Ball type jack capable of releasing
09/16/1997US5667026 Positioning apparatus for a power tong
09/11/1997DE19608171A1 Adjustable telescopic leg for beds, chairs or tables
09/10/1997CN2262026Y Lever type manhole cover open and close device for man and hand
09/09/1997US5664762 Automotive screw jack
08/1997
08/28/1997WO1997030927A1 Belt lifting apparatus
08/26/1997US5660373 Extendable and retractable lifting apparatus
08/20/1997EP0790163A1 Half scissor jack structure
08/19/1997US5658124 Rug hoist
08/19/1997US5657964 Electric power tool for driving jack
08/14/1997WO1997028997A1 Elevational vehicle ramp
08/14/1997CA2244908A1 Elevational vehicle ramp
08/12/1997US5655623 Folding ladder, tree stand and securing device therefor
08/07/1997DE19604142A1 Hand-operated car jack
07/1997
07/24/1997DE19614479C1 Vacuum-operated manipulator
07/24/1997DE19601910A1 Lift installation with lift columns on both sides of lift
07/23/1997EP0785166A2 Jack for vehicles
07/23/1997EP0566699B1 Non-continuous base automotive lift system
07/16/1997CN2257816Y High effect hydraulic jack
07/16/1997CN2257815Y Oil pressure scissor jack
07/16/1997CN2257814Y 千斤顶 Jack
07/16/1997CN2257813Y Improved frame oil jack reset device
07/02/1997CN2257284Y Vertical dead-weight trip oil pressure clutch jack
06/1997
06/25/1997CN2256871Y Lifter
06/19/1997WO1997021929A1 Triaxial positioning actuator and control methods using same
06/11/1997CN2255972Y Hand or electric controlling multifunctional jack
06/10/1997US5636711 Platform lift for motor vehicle
06/05/1997DE19643499A1 Air or gas inflatable flexible-bodied car jack for tyre changing
05/1997
05/28/1997EP0775664A2 Camera Pedestal
05/21/1997EP0774599A1 Quickly movable elastically engaging screw-and-nut mechanism
05/21/1997EP0774440A2 One-piece load rest
05/14/1997EP0773186A2 Improved trunnion for use with a pantograph jack
05/14/1997EP0773185A2 Pinless jack
05/14/1997EP0773184A1 Jack with an assembly of the barrel for the screw-threaded member of the jack
05/07/1997EP0771757A2 A screw and pantograph lifting jack, particularly for a motor vehicle
05/06/1997US5626328 Flat lifting device
04/1997
04/30/1997CN2253339Y Multi-joint end-to-end crane
04/16/1997CN2252177Y Universal hydraulic jack
04/16/1997CN2252176Y Telescopic line riser
04/10/1997WO1997012829A1 Elevator stopping device
04/01/1997US5615863 Dandy jack
03/1997
03/26/1997CN2250346Y Lifting platform with balance supporting leg lateral movement mechanism
03/25/1997US5613575 Flat-structure lifting platform
03/13/1997DE19636004A1 Wagenheber Jack
03/12/1997CN1034210C Integral slip mounting moving equipment for iron-smelting blast furnace
03/11/1997US5609332 Device for lifting and holding cabinets
03/05/1997EP0642396B1 Fluidically actuated bar-like clamping tool
02/1997
02/26/1997CN2248185Y Repair lifting platform for vehicle
02/23/1997CA2156702A1 Pole climbing robot
02/18/1997US5603486 Frame-type car jack
01/1997
01/22/1997CN2245605Y Scissors jack
01/21/1997US5595405 Diaphragm power jack
01/15/1997CN2245053Y Hydraulic oil pump for electric jack
01/14/1997US5593146 Hydraulically actuated bar-like clamping tool
01/14/1997US5593018 Apparatus for shifting work carriers
01/02/1997EP0751304A2 Pneumatic control system, elevating system and control system for a screwdriver
01/02/1997DE19521994A1 Motorcar lifter with stand body standing on ground
01/01/1997CN1139059A Displacement device for horizontal displacement of heavy loads
12/1996
12/27/1996EP0749936A2 Vehicle jack
12/24/1996US5586619 Lifting apparatus
12/19/1996WO1996040574A1 Device for conveying heavy loads
12/17/1996US5584645 Telescopic boom with a multistage, lockable hydraulic cylinder protected against buckling
12/13/1996CA2178802A1 Manhole cover lifting apparatus and method
12/12/1996DE19520361A1 Vorrichtung zur Lastenaufnahme und Transport schwerer Lasten Apparatus for loading, and transporting heavy loads
12/05/1996DE19620380A1 Vehicle jacking system to raise vehicle
11/1996
11/28/1996DE19518715A1 Lifting device
11/27/1996EP0744375A1 A lifting jack for a car
11/20/1996CN2240517Y Hydraulic jack
11/13/1996CN2239960Y Hydraulic jack
11/12/1996US5573366 Hydraulic device with synchronously operating jacks
11/06/1996CN2239417Y 4-wheeled jack with safety falling-proof auxiliary implement
11/05/1996US5570758 Lifting apparatus, in particular a lifting platform
10/1996
10/30/1996CN2238825Y Jack
10/30/1996CN2238824Y Electric and hand two-purpose bridge screw arbor jack
10/30/1996CN2238823Y Quick lifting jack
10/16/1996CN2237630Y Traction type jack for aircraft wheel shaft
10/08/1996US5562389 Tire lift tool
10/02/1996EP0734997A1 Vehicle jack
10/02/1996EP0734996A1 Easy assembly vehicle jack
1 ... 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 ... 67