146270 ⎘
Circuits for servomotor systems; Directional control characterised by the positions of the valve element; Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
OPEN AND CLOSED CIRCUIT PARALLEL DRIVE SYSTEM AND CONTROL METHOD BASED ON A FOUR-CHAMBER HYDRAULIC CYLINDER
#2Hydraulic arrangement
#3Work Machine
#4Hydraulic system for working machine
#5Arrangement for operating a hydraulic consumer
#6Hydraulic system for working machine
#7Valve calibration system and calibration method
#8WORKING MACHINE
#9Closed center hoist valve with snubbing
#10Hydraulic system for working machine
#11Fluid control device
#12Horizontal stabilizer trim actuator systems and methods
#13Valve system in an injection molding system
#14Leakage modulation in hydraulic systems containing a three-way spool valve
#15Power lift
#16Hydraulic power control circuit and construction vehicle comprising such circuit
#17Load-dependent hydraulic fluid flow control system
#18Pressure compensation unit
#19Hydraulic distributor with valve device with active discharge in load sensing circuits
#20Hydraulic system for working machine
#21Electro-hydraulic feed delivery system
#22Valve system in an injection molding system
#23Horizontal stabilizer trim actuator systems and methods
#24Systems and methods for electrohydraulic valve calibration
#25System having combinable transmission and implement circuits
#26Hydraulic drive system for construction machine
#27Hydraulic drive system for working machine including track device of crawler type
#28Construction equipment hydraulic system and control method therefor
#29Forestry grapple with high pressure protection system
#30Hydraulic system
#31Hydraulic control arrangement for a plurality of actuators
#32Hydraulic control device for work machine
#33Clutched hydraulic system for a refuse vehicle
#34Hydraulic system for extreme climates
#35Hydraulic control assembly
#36Hydraulic directional control valve
#37Hydraulic system having dual tilt blade control
#38Hydraulic circuit
#39Hydraulic control apparatus and method
#40Hydraulic system for construction machine including emergency control unit for electric hydraulic pump
#41Hydraulic system
#42Closed-loop hydraulic system having force modulation
#43Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#44Systems and methods for energy storage and recovery using compressed gas
#45Dampened hydraulic pilot control arrangement for a spool valve
#46Hydraulic system for a work vehicle
#47Hydraulic system having dual tilt blade control
#48Flow regeneration hydraulic circuit
#49Flow summation system for controlling a variable displacement hydraulic pump
#50Hydraulic system and a working machine comprising such a hydraulic system
#51High-efficiency energy-conversion based on fluid expansion and compression
#52Systems and methods for reducing dead volume in compressed-gas energy storage systems
#53Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange
#54Systems and methods for energy storage and recovery using gas expansion and compression
#55Stack valve
#56Systems and methods for energy storage and recovery using compressed gas
#57Hydraulic Lift System And Control Method
#58Selector valve operating mechanism for working vehicle
#59Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#60Method for controlling a hydraulic system
#61Systems and methods for energy storage and recovery using compressed gas
#62TECHNIQUE FOR CONTROLLING PUMPS IN A HYDRAULIC SYSTEM
#63Apparatus, a control circuit and a method for producing pressure and volume flow
#64Bidirectional hydraulic system for operating table
#65HYDROSTATIC DRIVE SYSTEM
#66Hydraulic control circuit for overcontrol of a slewing gear drive
#67Torsional Vibration Damping System for the Drive Train of a Vehicle
#68Valve apparatus
#69Load sensing directional control valve with an element having priority under saturation conditions
#70Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#71ACTUATOR CONTROL DEVICE
#72VALVE BLEED SYSTEM
#73Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#74Systems and methods for energy storage and recovery using compressed gas
#75Post-pressure compensated hydraulic control valve with load sense pressure limiting
#76Holding control valve
#77Hydraulic pump with control system
#78Hydraulic circuit having holding valve of external pilot pressure operation type
#79Hydraulic Drive Device
#80Hydraulic control assembly
#81Work machine
#82Hydraulic circuit for rapid bucket shake out
#83Hydraulic shovel
#84Swing Drive Device and Work Machine
#85Swing drive device and work machine
#86Hydraulic control device
#87Anti-saturation valve assembly for load sensing hydraulic system
#88Hydraulic valve arrangement
#89Hydraulic valve arrangement
#90Hydraulic control arrangement
#91Control system for a hydraulic servomotor
#92HYDRAULIC CIRCUIT ARRANGEMENT WITH RECOVERY OF ENERGY
#93Double check valve having floating function
#94Two-stage servo-valve
#95Hydraulic control system
#96Fluid system with signal-mimicking device and associated method
#97Hydraulic circuit having a multifunction selector
#98Hydraulic controller for working machine
#99Energy recovering system of hydraulic lift device for battery operated industrial trucks
#100Lifting gear valve arrangement
#101Hydraulic Control Arrangement
#102Hydraulic supply systems
#103Cylinder with internal pushrod
#104Hydraulic system with mechanism for relieving pressure trapped in an actuator
#105Hydraulic system for utility vehicles, in particular agricultural tractors
#106HYDRAULIC CIRCUIT
#107Vehicle steering mechanism
#108Valve device
#109Control apparatus for hydraulic cylinder
#110Control valve device for the control of a consumer
#111Digital Hydraulic system
#112Shifting unit
#113HYDRAULIC CONTROLLER FOR WORKING MACHINE
#114Hydraulic system for recovering potential energy
#115Hydraulic control system
#116Hydraulic arrangement
#117Hydraulic system having a post-pressure compensator
#118Shuttle valve for bi-rotational power units
#119Hydraulic system having a pressure compensator
#120Hydraulic circuit
#121Hydraulic drive control device
#122Flow control valve having pressure compensating valve
#123Hydraulic system for mining equipment and method of adjusting power of rock drill machine
#124Method and apparatus for controlling hydraulic pump for working machine of working vehicle
#125Die drive unit of molding machine
#126Hydraulic valve arrangement
#127Hydraulic control in a hydraulic system, especially for the operation of scrap cutters
#128Forestry machine with hydraulic system and method for rotor braking
#129Hydraulic linear drive of a transmission actuator
#130Saturation-proof hydraulic control device that is composed of two or more elements
#131Apparatus driven by a pressurized medium
#132Control system for pneumatically-powered door installation
#133Work vehicle hydraulic system
#134Hydraulic control system for working machine
#135Electrohydraulic control device
#136Hydraulic lift apparatus for a patient support
#137Hydraulic drive apparatus
#138Position control device for a hydraulic actuator and interface plate for a servovalve implementing such a device
#139Electro-hydraulic actuation system
#140Open hydraulic circuit including a relief valve device
#141Hydrostatic drive system with a safety device
#142Valve assembly for attenuating bounce of hydraulically driven members of a machine
#143Power conserving hydraulic pump bypass compensator circuit
#144Cylinder with internal pushrod
#145Valve arrangement and hydraulic drive
#146Hydraulic control arrangement for a mobile work machine
#147Mechanism for switching between closed and open center hydraulic systems