Patents for F15B 11 - Servomotor systems without provision for follow-up action (16,384)
01/2001
01/04/2001WO2001000934A1 Hybrid construction machinery and control device of the construction machinery
01/04/2001WO2001000933A1 Construction machine
01/04/2001DE19930618A1 Hydraulische Steueranordnung zur Druckmittelversorgung von vorzugsweise mehreren hydraulischen Verbrauchern A hydraulic control arrangement for the pressure medium supply of preferably a plurality of hydraulic consumers,
01/04/2001DE19930562A1 Hydraulikanlage für ein Flurförderzeug Hydraulic system for a truck
01/04/2001DE19929152A1 Ventileinrichtung zur Steuerung der Funktionsweise eines hydrodynamischen Retarders Valve means for controlling the operation of a hydrodynamic retarder
01/04/2001DE19917703A1 Pneumatic linear drive position measurement device for tools, industrial machines has two opposing valves mounted so as to be displaceable in drive direction, held in position by fluidic cylinders
01/04/2001DE10024009A1 Control of the piston movement in a hydraulic cylinder by use of an electro-hydraulic controller in turn commanded by an electronic controller that has input from position sensor, operator commands and limiting piston speed values
01/03/2001EP1065387A1 Assembly device for at least two fluid power control elements
01/03/2001EP1065386A2 Hydraulic circuit for a materials handling vehicle
01/03/2001EP1065379A2 Electrohydraulic pressure supply with variable displacement pump and controllable electric drive
01/03/2001EP1064218A1 Method and apparatus for controlling a lifting magnet of a materials handling machine
01/02/2001US6167906 Bi-directional flow control valve
01/02/2001US6167762 Rail-mounted fluid-pressure indicating apparatus
01/02/2001US6167702 Rotary mechanism control with power supply
01/02/2001US6167701 Variable rate ride control
12/2000
12/28/2000WO2000079236A1 Method for conducting crash tests using a carriage and corresponding device
12/28/2000WO2000079135A1 Hydraulic accumulator, especially a hydraulic damper
12/28/2000WO2000079061A1 Adjusting unit for a clearing device, in particular a clearing blade for snow clearance
12/27/2000EP1063137A2 Valve device for controlling the operation of an hydrodynamic retarder
12/26/2000US6164437 Indexing drive
12/26/2000US6164327 Meter-out flow control valve
12/26/2000US6164068 Variable pressure hydraulic systems
12/21/2000WO2000076293A2 Dual-path single-pump hydrostatic drive for mower
12/21/2000DE19927944A1 Crash-carriage test method involves applying force greater than required for acceleration of real deceleration curve and applying opposing braking force to achieve desired acceleration curve
12/21/2000DE19927392A1 Valve for use in hydraulic lifting devices has valve body which slides between inlet and outlet against effect of spring and has bore which cooperates with control diaphragm with through bore into which conical projection on valve body fits
12/21/2000DE19926969A1 Hydrostatic drive system for e.g. industrial trucks etc. and pump and consumer with regulator units with adjustable regulating speeds
12/20/2000CN2411371Y Axial piston type hydraulic variable desplacement pump or variable speed motor
12/19/2000US6162058 Motion base device for simulators
12/19/2000US6161586 Tournament oil path constituting apparatus
12/19/2000US6161467 Fluid control system with regeneration
12/14/2000DE19959556C1 Closed loop level regulation device for automobile suspension has controlled switching valves coupling pump input and output to suspension springs or pressure reservoir dependent on air feed direction
12/14/2000DE19926566A1 Hydraulic drive closing mold of injection molding machine, employs piston in pressure converter as main stage of proportional valve
12/14/2000DE19926364A1 Device for controlling a lifting and lowering apparatus of a roller directing machine comprises hydrocylinders connected to a common multi-way valve
12/14/2000DE19912906A1 Hydraulic actuator, especially for selection shaft of three-step planetary gear; has first piston moving in guide formed inside second cylindrical piston, formed as hydraulic cylinder
12/13/2000EP1059476A2 Hydraulic system with an electric pressure reducing valve
12/13/2000CN1276894A Motion-imparting apparatus
12/12/2000US6158462 Hydraulic pressure control device
12/12/2000CA2209398C Precision filtered choke
12/07/2000WO2000073667A1 Hydraulic drive with several hydraulic consumers also comprising a differential cylinder
12/07/2000WO2000073665A1 Valve device and hydraulic actuator control device
12/07/2000WO2000073664A1 Pump capacity control device and valve device
12/07/2000DE19925204A1 Unblockable stabilizer electromagnetically actuated valve for hydraulic cylinders has two stop valves, which are closed by pressure of load and of spring and are opened by pressure at supply connection
12/06/2000EP1058010A1 Hydraulic drive device
12/06/2000EP1058002A2 Volumetric displacement selector for hydraulic motor with smooth selection
12/06/2000EP1057550A2 Press driven tool actuator module
12/06/2000CN1276036A Automatic control system for concrete distributing pipe in tunnel lining
12/03/2000CA2310167A1 Press driven tool actuator module
11/2000
11/30/2000WO2000072102A1 Air priority valve for a compressed air system
11/30/2000WO2000071899A1 Device and method for controlling construction machinery
11/30/2000DE19924691A1 Hydraulic flow control valve has a metering valve stage that responds to the flow condition
11/30/2000DE19924473A1 Hydraulischer Antrieb mit mehreren auch einen Differentialzylinder umfassenden hydraulischen Verbrauchern, insbesondere an einer Kunststoffspritzgießmaschine Hydraulic drive with more comprehensive and a differential cylinder hydraulic consumers, particularly in a plastic injection molding
11/29/2000EP1055078A1 High-pressure hydraulic valve
11/29/2000CN1274810A Multi-valve device
11/28/2000US6152245 Compressed-air-operated percussion mechanism
11/28/2000US6151894 Apparatus for recovering pressure oil returned from actuators
11/28/2000US6151874 Adjustment device for hydraulic cylinders
11/28/2000CA2309244A1 Apparatus and method of operating a fluid cylinder of a work machine
11/23/2000WO2000069386A2 Hydraulic control apparatus for a hospital bed
11/23/2000DE19950287A1 Auxiliary onboard hydraulic system for lorry with tipping unit e.g. for grain transport, chopped straw, and dung
11/23/2000DE19939796C1 Earthworking machine e.g. hydraulic excavator, has weight of excavator arm and shovel compensated during excavator arm movement by variable compensation pressure
11/23/2000DE19923345A1 Electrohydraulic control device for hydraulic lifting cylinder has pressure balancing device coupled to pressure medium recycling line with its valve body acted on by spring with variable equivalent pressure
11/23/2000CA2366551A1 Hydraulic control apparatus for a hospital bed
11/22/2000EP1054164A2 Actuator
11/22/2000EP1054163A1 Directional control valve device
11/22/2000EP1054162A1 Hydraulic driving unit
11/22/2000EP1054128A2 Safety arrangement for vehicle doors
11/22/2000EP0699142B1 Vehicle with vertically adjustable loading bed
11/21/2000US6149221 Hydraulic control unit, in particular for operating a folding roof of a vehicle
11/21/2000US6148856 Control valve
11/21/2000US6148712 Hydraulic multiposition valve, in particular a valve for selecting the steering modes of vehicles with multi-axle steering
11/21/2000US6148548 Construction machine
11/21/2000CA2214209C Hydraulic system
11/16/2000WO2000068048A2 Method for braking a revolvable superstructure of a working machine and a pivoted brake unit
11/15/2000EP1052440A1 Control valve
11/15/2000EP1052414A1 Fluid valve especially for hydraulic servocontrol
11/15/2000EP1052413A1 Revolution control device
11/14/2000US6145535 Air priority valve for a compressed air supply system
11/14/2000US6145307 Method and device for controlling a hydraulic installation of a utility vehicle
11/14/2000US6145287 Hydrostatic circuit for harvesting machine
11/09/2000WO2000066430A1 Combined damper and truck positioner for landing gear
11/09/2000DE19928540A1 Hydraulic positioning device has cylinder-adjustment piston unit, where piston separates cylinder into air and oil filled chambers
11/08/2000EP1049878A1 A method for controlling the motion velocity of a hydraulically driven machine, a drive system for a hydraulically driven machine
11/08/2000EP0836678B1 Hydraulic valve to maintain control in fluid-loss condition
11/07/2000US6142259 Method and device for controlling a hydraulic lift
11/07/2000US6142185 Valve block
11/07/2000CA2214227C Control valve
11/02/2000WO2000065255A1 Stud tensioning device for flange cover
11/02/2000WO2000065240A1 Device and method for control of construction machinery
11/02/2000WO2000065239A1 Method and apparatus for controlling construction machine
11/02/2000WO2000065238A1 Hydraulic circuit device
11/02/2000EP1048854A2 Servo-driving pilot-type solenoid valve
11/02/2000EP1048853A1 Hydraulic control device for working machines
11/02/2000EP1048549A2 Hydrostatic automotive or high speed steering system
11/02/2000DE19917917A1 Container with hydraulic safety closure system has clamp devices driven, pivoted so clamp heads can be automatically moved away after releasing clamping and lid can be pivoted away
11/01/2000CN1271821A Double force drived leading type electromagnetic valve
10/2000
10/26/2000DE19916087A1 Anordnung zur Messung eines Fluiddrucks An arrangement for measuring a fluid pressure
10/25/2000EP1045992A1 Control arrangement for a hydraulic motor
10/25/2000EP0833714B1 Impact machine
10/24/2000US6135149 Pressure compensating valves
10/24/2000US6135148 Air hydraulic remote control device