Patents for B66F 3 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads (6,643)
02/1985
02/19/1985US4500072 Low profile jack construction
02/05/1985CA1182056A1 Damping stops for hydraulic jacks
01/1985
01/15/1985US4493478 Jack
01/01/1985US4491449 Load raising vehicle and method
01/01/1985US4491089 Device for supporting animals
12/1984
12/11/1984US4487019 Hoisting gear at patient-lifting devices
11/1984
11/20/1984US4483515 Lifting jack and cover therefor
11/14/1984EP0124677A2 Load lifting device
11/13/1984US4481864 Hydraulic jack with mechanical safety lock
11/08/1984WO1984004371A1 An influencing arrangement with telescopically variable length
11/07/1984EP0124141A1 Electrically operated lifting jack
11/06/1984US4480491 Force limiting gear reducer for lifting pinion of self-elevating platform
10/1984
10/31/1984EP0123022A1 Lifting or depositing device for transportable containers, e.g. cabins, containers, shelters or the like
10/23/1984US4478389 Jacking apparatus adjustable for alignment variations
10/02/1984CA1175257A1 Torque limiting reducer for the lift gear of a self-elevating deck
10/02/1984CA1175247A1 Gripping jack system
09/1984
09/19/1984EP0118615A1 Pump arrangement in a piston for a linear fluid operated device
09/04/1984US4469201 Clamping device
08/1984
08/28/1984US4467702 Hydraulic jacks
08/08/1984EP0115199A1 Hydraulic jack and method for making the same
08/07/1984US4463481 Clamping device
08/07/1984CA1172240A1 Jack mechanism
08/07/1984CA1172239A1 Wheel-lifting kit for bumper jacks
08/07/1984CA1172238A1 Lift for mopeds and motorcycles
07/1984
07/24/1984US4461457 Push to pull force converter
07/24/1984US4461456 For parked vehicles
06/1984
06/19/1984CA1169310A1 Device for supporting animals
06/13/1984EP0110000A1 Jack
05/1984
05/23/1984EP0108748A1 Mechanically operated elevating apparatus of steel column structure for elevating and moving advantageously containers of series 1, vehicles and heavy objects
05/22/1984US4449734 Mechanical locking outrigger hydraulic jack for an outrigger assembly
05/22/1984CA1167741A1 Maximum lift system for hydraulic implement
05/15/1984US4448392 Thread stop for a screw jack
05/01/1984US4445666 Hydraulic jack device
04/1984
04/25/1984EP0106007A1 Low profile jack construction
04/24/1984CA1166236A1 Screw operated jack and such jack having jaw extensions, removably attached thereto
04/18/1984EP0105783A1 Coaxial multiple chamber hydraulic actuator and system provided with synchronised actuators of this type
04/17/1984US4443001 Hydraulically operated hand tool for forcing open doors
04/17/1984CA1165592A1 Pinion gear
03/1984
03/20/1984US4437792 Vertically moving platform supported on legs
03/20/1984US4437515 Positioning of well pipe jack in a rig
03/07/1984EP0101845A2 Mobile lifting or depositing device for transportable receptacles, for example cabins, containers, shelters or the like
03/06/1984US4434968 Magnetic jack
03/06/1984CA1163225A1 Hoisting gear at patient-lifting devices
02/1984
02/21/1984US4432531 Vehicle jack
02/01/1984EP0099700A1 Mechanical locking outrigger hydraulic jack for outrigger assembly
01/1984
01/24/1984US4427181 Device for lifting loads, especially heavy loads, in a stepwise manner by means of one or several jacks
01/24/1984US4427075 Electrohydraulic control device for use in agricultural machines
01/24/1984US4426912 Apparatus for the continuous adjustment of a jack piston stroke
01/18/1984EP0098482A2 Lifting and depositing device for transportable receptacles, for example containers, shelters, conversion structures or the like
01/04/1984EP0097558A1 Y-form jack for a motor vehicle
12/1983
12/20/1983CA1158961A1 Hydraulic system including oil replenishment for multi-stage hydraulic jack
12/20/1983CA1158848A1 Strut compressor
12/06/1983CA1158225A1 Jack strut assembly
11/1983
11/29/1983US4417639 Dynamic gas pressured jacking structure with improved load stability and air pallet employing same
11/29/1983CA1157789A1 Actuator activated switching mechanism
11/24/1983WO1983004014A1 Mechanically operated elevating apparatus of steel column structure for elevating and moving advantageously containers of series 1, vehicules and heavy objects
11/08/1983CA1156495A1 Linear actuator
10/1983
10/25/1983CA1155831A1 Hydraulic jack with removable and serviceable pump and valve member
09/1983
09/28/1983EP0089881A2 Compressed air economising device
09/28/1983EP0089345A1 Lifting devices for animals.
09/27/1983US4406096 Articular pole assembly capable of winding
09/20/1983US4405115 Gripping jack system
09/14/1983EP0088506A1 Article separator for materials handling
09/07/1983EP0087816A1 Hydraulic lifting device
09/07/1983EP0087620A1 Lifting device
09/06/1983CA1153358A1 Pneumatic lift pads
08/1983
08/10/1983EP0085087A1 Energy storing stand for the displacement of equipments
06/1983
06/29/1983EP0082677A2 Jacking apparatus and force transmitting methods
06/29/1983EP0082676A2 Jacking apparatus and methods of effecting repositioning strokes thereof
06/22/1983EP0081909A1 Hydraulic jack device
06/22/1983EP0081707A1 Shock absorbing stop for a hydraulic hoist
05/1983
05/26/1983WO1983001811A1 Hydraulic jack
05/10/1983US4382580 Lifting and shifting apparatus
03/1983
03/31/1983WO1983000982A1 Improvements relating to lifting devices
03/23/1983EP0026779B1 Lifting and shifting apparatus
03/22/1983CA1143364A1 Device for lifting loads, especially heavy loads, in a stepwise manner by means of one or several jacks
03/02/1983EP0073148A2 Hydraulic control system
03/01/1983CA1142165A1 Breaking or lifting device
03/01/1983CA1142164A1 Jacking apparatus
02/1983
02/17/1983WO1983000541A1 Energy storing stand for the displacement of equipments
02/15/1983US4373701 Lifting apparatus
02/08/1983US4372533 Pneumatic lift pad
02/01/1983CA1140527A1 Jacking device
01/1983
01/26/1983EP0070811A1 Hydraulic jack with mechanical safety block
01/26/1983EP0070442A1 Magneto-elastic dynamometer for measuring sheaning strains
01/04/1983US4366948 Car jack
12/1982
12/28/1982US4365429 Maximum lift system for hydraulic hoe
12/21/1982CA1138018A1 Builders scaffolding
11/1982
11/30/1982CA1136609A1 Jacking device
11/16/1982US4359206 Severe duty hydraulic cylinder with continuously effective locking device
11/09/1982US4358087 Limit switch tripping mechanism for lifting jacks
11/09/1982US4357995 Hydraulic system including oil replenishment for multi-stage hydraulic jack
11/09/1982US4357798 Rapid actuating device of hydraulic actuator
11/02/1982CA1134760A1 Rescue device
10/1982
10/05/1982US4352628 Method for positioning portable structures
08/1982
08/11/1982EP0057355A2 Hydraulic lifting device
07/1982
07/28/1982EP0056753A1 Lifting device for self-elevating off-shore platform
07/20/1982US4340626 Diffusion pumping apparatus self-inflating device
05/1982
05/25/1982US4331324 Lift device for pinball game
05/19/1982EP0052065A2 Effort-limiting reducer for the lifting gear of a self-lifting platform
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