| Patents for B66F 3 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads (6,643) |
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| 12/07/1994 | CN2184686Y Hydraulic two column jack with hand swing pump |
| 11/30/1994 | EP0626338A1 Inflatable body |
| 11/30/1994 | CN2183987Y Asynchronous lifter with single cylinder and muti-rod |
| 11/30/1994 | CN2183986Y Hydraulic jack |
| 11/29/1994 | US5368113 Device for positioning equipment |
| 11/24/1994 | WO1994026649A1 A lifting cushion |
| 11/24/1994 | WO1994026620A1 Impermeably covered sponge-like constructions |
| 11/22/1994 | US5366203 Projector ceiling lift |
| 11/17/1994 | DE4309398C1 Column-like lifting and supporting device |
| 11/15/1994 | US5364072 Screw designs for a scissors jack |
| 11/15/1994 | US5364071 Scissor jack |
| 11/09/1994 | EP0623548A1 Winding Handle for car Jack |
| 11/09/1994 | CN2182171Y Double stroke electric hydraulic jack for vehicle |
| 11/02/1994 | EP0622329A1 Automatic stabilizing and reinforcing device for vehicle raising jacks |
| 11/02/1994 | EP0622328A2 Vehicle jack |
| 10/27/1994 | DE4313068A1 Improvement for lifting system |
| 10/26/1994 | EP0621230A1 Articulation for jack |
| 10/25/1994 | US5358217 Lifting apparatus |
| 10/19/1994 | EP0620181A1 Compact jack |
| 10/19/1994 | CN2179866Y 电动千斤顶 Electric jack |
| 10/18/1994 | US5356117 Hollow trunnions for scissor jacks |
| 10/18/1994 | US5355643 Transformable structural element |
| 10/13/1994 | WO1994022638A1 Hydraulically actuated bar-like clamping tool |
| 10/12/1994 | EP0619106A1 Lift insertable in a bathtub |
| 10/06/1994 | CA2103658A1 Tapered channels for jack formed by thinning material |
| 10/01/1994 | CA2120191A1 Stabilizing and reinforcing device for vehicle-raising jacks |
| 09/29/1994 | DE4413477A1 Small hydraulic lifting appliance |
| 09/21/1994 | EP0555306B1 Arrangement of stretching means |
| 09/21/1994 | CN2177704Y Special hydraulic jack for shifting frame of piling machine |
| 09/15/1994 | DE4413478A1 Adjustable lifting strap for small lifting appliances |
| 09/15/1994 | DE4307868A1 Electrohydraulic jack with lifting grid |
| 09/15/1994 | DE4307207A1 Levelling wheel jack for caravans and the like |
| 09/13/1994 | US5346338 Method for forming working fluid passages in a base of a hydraulic jack |
| 09/13/1994 | US5346180 Pantograph jack |
| 09/06/1994 | CA2116931A1 Bathtub-insertable lifting apparatus |
| 08/23/1994 | US5340083 Pool table slate lifter |
| 08/23/1994 | US5339704 Screw lift |
| 08/17/1994 | EP0611241A1 Stabilizing and reinforcing device for vehicle-raising jacks |
| 08/11/1994 | DE4303944A1 Lifting appliance, in particular for laying kerb stones, paving flags and the like |
| 08/10/1994 | EP0609924A1 Tensioning arrangement |
| 08/03/1994 | CN1090253A Electric pneumatic jack |
| 08/03/1994 | CN1090252A Rust remover |
| 07/27/1994 | CN2172761Y Asynchronous traction device |
| 07/27/1994 | CN2172760Y Double-speed hand-operated vertical hydraulic jack |
| 07/22/1994 | CA2087770A1 Pulse width modulator with external feedback control |
| 07/20/1994 | EP0606575A1 Lifting device |
| 07/19/1994 | US5330314 Vacuum lifting/lowering head |
| 07/06/1994 | EP0605315A1 Actuating device consisting of a pull-type actuator and an elastic return |
| 07/06/1994 | CN2170940Y Multi-pyramid compound hinged hoist |
| 06/29/1994 | CN2170292Y Integrated lifting device for reverse conic housing water tower and tank |
| 06/28/1994 | US5324002 For lifting a motorcycle to independently selected wheel heights |
| 06/21/1994 | US5322404 Wall lifting device |
| 06/21/1994 | US5322265 Tower lifting apparatus |
| 06/09/1994 | WO1994012423A1 Pressure pad, in particular for filling mining cavities |
| 06/09/1994 | CA2149908A1 Pressure pad |
| 06/08/1994 | EP0600306A2 Steered lifting device |
| 06/07/1994 | US5318313 Camera dally and pedestal |
| 06/01/1994 | CN2167082Y Drum type multi-function hydraulic jack |
| 05/26/1994 | DE4339211A1 Pressurised cushion forming temporary mining support - contains multiple chambers supplied with medium under pressure |
| 05/25/1994 | CN2166114Y Non-pump body hydraulic parts for jack |
| 05/25/1994 | CN2166113Y Reciprocating pneumatic motor for oil pressure |
| 05/24/1994 | US5314157 Elongatable support |
| 05/17/1994 | US5312088 Screw designs for a scissors jack |
| 05/11/1994 | WO1994010078A1 Tank lifting methods |
| 05/11/1994 | CN1024457C Pressure boost hydraulic jack |
| 05/04/1994 | CN2163805Y Multi-functional hydraulic jack |
| 05/03/1994 | US5307548 A method of forming tapered channels for scissors jack |
| 04/27/1994 | EP0593803A1 Positioning device for loads |
| 04/26/1994 | US5305482 Lifting device |
| 04/20/1994 | EP0414850B1 Vehicle jack |
| 04/19/1994 | US5303898 Open end construction for jack |
| 04/07/1994 | DE4233317A1 Air bag actuated scissors jack for vehicles - has ends of airbag trapped and pressed against platform and base by inflation within fixing rings, and bag contained by frame secured to pins of scissors linkage |
| 04/07/1994 | DE4232908A1 Motorised extending scissors arm for movement of tools - has guide plates at base end with tracks guiding middle link pins of first scissor pair always and pins of last scissors pair when arm is withdrawn |
| 04/06/1994 | EP0590554A1 Vacuum lift device |
| 04/05/1994 | CA2076769C Hydraulic jack system |
| 03/31/1994 | WO1994006649A1 An inflatable bag and tipping apparatus including same |
| 03/31/1994 | DE4308481C1 Drive for vehicle screw jack - has bore of driven gear produced with inward pointing hardened teeth which bite into surface of nut and form secure fastening when nut is pressed home into gear. |
| 03/30/1994 | EP0588999A1 Device for raising and lowering loads |
| 03/29/1994 | US5297779 Jack mechanism having safety protection for workers |
| 03/24/1994 | DE4231843A1 Multipurpose tool for removal of wheels from motor vehicle - comprises torque transmission unit with adjustable pump coupling and slotted bore for hand- or motor-driven shaft |
| 03/15/1994 | CA2088706A1 Failure modes for a jack |
| 03/09/1994 | EP0585733A2 Jack for raising a vehicle |
| 03/09/1994 | EP0585270A1 Device for opening, in particular, scissor-type jack mechanisms. |
| 03/03/1994 | WO1994004454A1 Plastic automotive jack |
| 03/03/1994 | DE4229229A1 Venting valve for hose lifting device - has adjustment range divided into work and release ranges, between which is stop device allowing valve in work range to operate |
| 02/17/1994 | DE4325060A1 Telescopic float with air intake tube - has seal between the telescopic tube of float vessel and float telescopic tube |
| 02/16/1994 | CN2156170Y Double lifting jack |
| 02/16/1994 | CN2156169Y Electric horizontal jack |
| 02/15/1994 | US5286003 Jack |
| 02/10/1994 | DE4225871A1 Goods or passenger lift - has hinged levers on both sides of platform which form concertina assemblage, uppermost levers being attached to slide moving on guide rod |
| 02/09/1994 | CN2155365Y Hydraulic lifting device |
| 02/09/1994 | CN1081647A Apparatus for pushing integral large object |
| 02/08/1994 | US5284321 Hydraulic jack with single control for actuating hydraulic valve means |
| 02/02/1994 | CN2154852Y Hydraulic transversing pickaxe |
| 01/26/1994 | CN2154253Y Hydraulic two-way hoisting jack |
| 01/19/1994 | CN2153540Y Hydraulic jack |
| 01/19/1994 | CN2153539Y Hydraulic double cylinder hoist |
| 01/18/1994 | US5279084 Movement mechanism of telescopic column |
| 01/12/1994 | CN2152782Y Autocontrol jack with dc driving device |
| 01/11/1994 | US5277405 Temporary decking support |