146249 ⎘
Circuits for servomotor systems; Directional control characterised by the type of valves Non-return valves, i.e. check valves
Sub-classes:SYSTEMS AND METHODS FOR CONTROL AND MONITORING OF ACTUATED VALVES
#2HYDRAULIC CIRCUIT
#3HYDRAULIC JACK ASSEMBLIES
#4METHOD AND SYSTEM FOR A FLOW-ISOLATED VALVE ARRANGEMENT AND A THREE-CHAMBER CYLINDER HYDRAULIC ARCHITECTURE
#5Restraint Systems and Restraint System Methods
#6HYDRAULIC CONTROL SYSTEM FOR COUPLER SAFETY KNUCKLE
#7MOVEMENT CONTROL DEVICE WITH DOUBLE BALANCING
#8HYDRAULIC DISTRIBUTOR WITH COMPENSATION DEVICE FOR DIRECTIONAL VALVES
#9Method and system for a flow-isolated valve arrangement and a three-chamber cylinder hydraulic architecture
#10ACTUATOR DEVICE AND METHOD FOR OPERATING SUCH AN ACTUATOR DEVICE
#11FLUID PRESSURE CONTROL DEVICE
#12FLUID CIRCUIT
#13SYSTEMS AND METHODS FOR CONTROL AND MONITORING OF ACTUATED VALVES
#14Restraint systems and restraint system methods
#15Hydraulic control system for linear actuation
#16Hydraulic machine
#17Work Machine
#18Power units with manual override controls for hydraulic systems
#19Hydraulic system with a switch valve block for a hydraulically actuatable working machine
#20Electrohydraulic system for a valve
#21Hydraulic control system
#22Air cylinder, head cover, and rod cover
#23Air cylinder, head cover, and rod cover
#24Flow rate controller and drive device
#25Hydraulic unit
#26Flow rate controller and drive device equipped with same
#27Variable recruitment actuator systems and related methods
#28Control valve of hydraulic system for working machine
#29Closed center hoist valve with snubbing
#30Hydraulic system for stabilizer drive
#31Aircraft assembly
#32Power units with manual override controls for hydraulic systems
#33Electro-hydrostatic actuator system
#34Compressed-air treatment system and method for operating a compressed-air treatment system
#35Combined valve, power unit body and hydraulic power unit
#36Cylinder bypass
#37Method for controlling a hydraulic system of a working machine
#38Systems and methods for control and monitoring of actuated valves
#39Reliability assessable systems for actuating hydraulically actuated devices and related methods
#40Open center control valve configured to combine fluid flow received from multiple sources
#41Check valve assembly having a poppet
#42Restraint systems and restraint system methods
#43Fluid circuit selection system and fluid circuit selection method
#44Valve system for pneumatic cylinders
#45Hydraulic oil filter system for a motor vehicle transmission
#46Switching valve, valve apparatus, holding apparatus, lithography apparatus, and method of manufacturing article
#47Automatic transmission park control system
#48Hydraulic system of working machine
#49Hydraulic system for working machine
#50FLUID CIRCUIT FOR AIR CYLINDERS
#51Hydraulic control system
#52Draper head with securing action for a height-adjustable reel
#53Hydraulic system of work machine and work machine
#54Arrangement for a utility vehicle
#55Hydraulic damper with valve block
#56Power units with manual override controls for hydraulic systems
#57Valve device
#58Prime mover system and methods utilizing balanced flow within bi-directional power units
#59Hydraulic drive system of construction machine
#60Steam valve driving apparatus
#61Sequence valve-mounted cylinder device
#62Hydraulic system of work machine and work machine
#63Modular electro-hydraulic downhole control system
#64RELIABILITY ASSESSABLE SYSTEMS FOR ACTUATING HYDRAULICALLY ACTUATED DEVICES AND RELATED METHODS
#65Bootstrap hydraulic reservoir
#66Apparatus for controlling a hydraulic machine
#67Valve system for pneumatic cylinders
#68Composite valve for direct attachment to port of hydraulic apparatus
#69System and method of charging a transmission accumulator
#70Aircraft landing gear steering systems and methods with enhanced shimmy protection
#71Power units with manual override controls for hydraulic systems
#72Hydraulic system for working machine
#73HYDRAULIC ACTUATOR
#74Piezohydraulic actuator
#75Fluid pressure valve
#76Crane hydraulic control system and crane
#77Device for actuating a parking lock of an automatic transmission, and parking lock apparatus for such an automatic transmission
#78Hydraulic system for working machine
#79Systems and methods for control and monitoring of actuated valves
#80Electrohydraulic actuator
#81Hydraulic systems for shrinking landing gear
#82System for recovering energy from a hydraulic actuator
#83HYDRAULIC NO-BACK DEVICE
#84Aircraft assembly
#85System for operating a circle drive gear of a machine
#86Electrohydraulic drive unit
#87Hydraulic system for working machine and control valve
#88Hydraulic system for working machine
#89Vehicle hydraulic system
#90RAILWAY VEHICLE VIBRATION DAMPING DEVICE
#91Hydraulic circuit for controlling a movable component
#92Pneumatic circuit for passenger car pneumatic suspension system
#93Hydraulic switching assembly for a motor vehicle
#94Pneumatic unit for a hydropneumatic pressure booster
#95Hydraulic module with switch valve for controlling a hydraulic fluid flow of a connecting rod for an internal combustion engine with variable compression and connecting rod
#96Reverse flow check valve in hydraulic valve with series circuit
#97Actuating drive for a control valve, in particular steam turbine control valve and method for operating same
#98Actuating drive for a control valve, in particular a steam turbine control valve, and method for operating same
#99Hydraulic driving apparatus of work machine
#100Residual load relief system for hydraulic compactors having rotary pumps
#101Fluid control device
#102Hydraulic module for controlling a hydraulic fluid flow of a connecting rod for an internal combustion engine with variable compression and a connecting rod
#103Hydraulic drive device and method for controlling the same
#104Valve system for pneumatic cylinders
#105Hydraulic system for working machine
#106Length-adjustable connecting rod with a cylinder-piston assembly with an oil filter
#107Device for the direct recovery of hydraulic energy by means of a single-acting hydraulic cylinder
#108Multi-pressure hydraulic supply system for an automatic transmission
#109Industrial system with synthetically commutated variable displacement fluid working machine
#110HYDRAULIC CONTROL DEVICE
#111Hydraulic control circuit for crane slewing gear
#112Hydraulic drive device with load-dependent pressure distributor
#113Reducing noise double-channel oil pump
#114Hydraulic apparatus and hydraulic appliance usable therein
#115Hydraulic system of work machine and work machine
#116Prime mover system and methods utilizing balanced flow within bi-directional power units
#117Annulus installed 6 zone control manifold
#118Track tensioner
#119Regenerative reservoir
#120Valve device and hydraulic system
#121Hydraulic device and prime mover device
#122Actuator unit
#123Actuator unit
#124Hydraulic cylinder with end position damping
#125Lifting device
#126Hydraulic circuit for construction machine
#127Hydraulic control system
#128Pneumatic valve assembly and method
#129INTERNALLY DRAINED HYDRAULIC MOTOR
#130Reducing dig force in hydraulic implements
#131Method for operating a hydraulic system and brake system
#132Device together with hydraulic system for actuating least one first hydraulic consumer and at least one second hydraulic consumer
#133Four-chamber cylinder for a hydraulic actuating device with emergency function and hydraulic actuating device having this
#134Hydraulic cylinder for use for example in a hydraulic tool
#135Hydraulic fluid warm-up
#136Control device for a hydraulic elevator drive
#137Mixer drum driving device with an auxiliary hydraulic pump to rotate a mixer drum
#138Zonal hydraulic systems and methods
#139Hydraulic system and arrangement for an access arrangement
#140Hydraulic Circuits with Energy Conservation Features for Overrunning Load Conditions
#141Load energy assist and horsepower management system
#142SECONDARY STEERING SYSTEM WITH MARGIN PRESSURE DETECTION
#143Compressed air supply installation and method for operating a pneumatic installation
#144Vibration control device for railroad vehicle
#145Oil-pressure apparatus
#146HYDRAULIC SYSTEM WITH ENERGY REGENERATION
#147Hydraulic distribution system employing a dual pump
#148Meterless hydraulic system having pump protection
#149Valve array
#150Hydraulic switching mechanism for mobile hydraulics, mobile hydraulic machine and valve unit
#151Hydraulic control system with passive charging of an accumulator
#152Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#153Hydraulic circuit
#154Systems and methods for energy storage and recovery using compressed gas
#155HYDRAULIC SYSTEM HAVING AT LEAST ONE DRIVE MACHINE
#156Valve control valve circuit for operating a single acting hydraulic cylinder
#157Aircraft actuator hydraulic system
#158Valve device
#159Compressed air supply system for a compressed air consumer circuit
#160High-efficiency energy-conversion based on fluid expansion and compression
#161Systems and methods for reducing dead volume in compressed-gas energy storage systems
#162Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange
#163Systems and methods for energy storage and recovery using gas expansion and compression
#164Overriding a primary control subsystem of a downhole tool
#165Systems and methods for energy storage and recovery using compressed gas
#166Cylinder device
#167Arrangement for hydraulic eccentric adjustment to set a predefined displacement for a hydrostatic motor
#168Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#169Controller of hybrid construction machine
#170Systems and methods for energy storage and recovery using compressed gas
#171HYDROSTATIC DRIVE SYSTEM
#172Dual pump hydraulic system
#173Valve apparatus
#174Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#175Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#176Deepwater Hydraulic Control System
#177Circuit for controlling a double-action hydraulic drive cylinder
#178Hydraulic system with a pressure reducing valve
#179Overriding a primary control subsystem of a downhole tool
#180Systems and methods for energy storage and recovery using compressed gas
#181Hydraulic pump with control system
#182Valve block, tool attachment, a working machine and the use of a valve block
#183Hydraulic control assembly
#184Backhoe hydraulic system
#185Three-way poppet valve with intermediate pilot port
#186Hydraulic control apparatus
#187Relief pressure switching apparatus for hydraulic working machine
#188Hydraulic circuit for construction equipment
#189Hydraulic circuit to prevent bucket separation from bucket rest during traveling of heavy equipment
#190Hydraulic actuator having an auxiliary valve
#191Valve assembly and a hydraulic actuator comprising the valve assembly
#192Hydraulic actuator for a servomotor with an end lock function
#193Device for increasing pressure in cylinders with control unit
#194Multi-purpose hydraulic system
#195Quiet fluid supply valve
#196Hydraulic controller for working machine
#197Method and apparatus for coordinated linkage motion
#198Hydraulic Control Arrangement
#199Hydraulic supply systems
#200Hydraulic system and work machine comprising such a system
#201Cylinder with internal pushrod
#202Double-acting valve unit
#203Hydraulic control device for working machine
#204Multi-purpose hydraulic system
#205Actuator system having a valve manifold
#206Circuit arrangement
#207Hydraulic system for a self-propelled harvesting machine
#208HYDRAULIC CONTROLLER FOR WORKING MACHINE
#209Drive mechanism
#210Intensifier
#211Hydraulic system for recovering potential energy
#212HYDRAULIC CONTROL
#213Metering valve with integral relief and makeup function
#214Hydraulic switching mechanism for longwall supports
#215Hydraulic arrangement
#216Injection unit comprising a spindle drive and hydraulic support
#217Device for controlling a hydraulically driven motor
#218Apparatus and method for controlling a pump flow of heavy construction equipment
#219Hydraulic drive control device
#220Device for controlling hydraulic power units
#221Flow control valve having pressure compensating valve
#222Method and apparatus for lifting a load
#223Hydraulic circuit in work vehicle
#224Hydraulic control device for controlling a boom-swing frame combined motion in an excavator
#225Drive device of hydraulic cylinder for working
#226Hydraulic system for mining equipment and method of adjusting power of rock drill machine
#227Method and apparatus for controlling hydraulic pump for working machine of working vehicle
#228Hydraulic circuit device of hydraulic working machine
#229Soft start device for compressed air systems
#230Fluid circuit and industrial truck having a fluid circuit
#231Hydraulic system with an actuator having independent meter-in meter-out control
#232Regeneration manifold for a hydraulic system
#233Apparatus driven by a pressurized medium
#234Device for driving a plurality of hydraulic shift cylinders and hydraulic supply system for a twin-clutch transmission
#235Hydraulic control system and construction machine
#236Control system for pneumatically-powered door installation
#237Work vehicle hydraulic system
#238Innerscoping hydraulic system
#239Electrohydraulic control device
#240Air cylinder with high frequency shock absorber and accelerator
#241Hydraulic driving system of construction machinery
#242Hydraulic system for a vehicle, a vehicle including such a hydraulic system and a suplementary unit for such a vehicle
#243Hydraulic circuit of excavating and slewing working vehicle
#244Hydraulic actuating device for a convertible top assembly of a vehicle
#245Pressurized hydraulic fluid system with remote charge pump
#246Valve arrangement for hydraulic consumer
#247Power conserving hydraulic pump bypass compensator circuit
#248Signal processing system for construction machine
#249Cylinder with internal pushrod
#250Valve arrangement and hydraulic drive
#251Valve arrangement and hydraulic drive
#252Hydraulic control arrangement for a mobile work machine
#253Hydraulic equipment
#254Actuator driving device of working machine
#255Hydraulic jack assemblies
#256High-low hydraulic system for balers, compactors and transfer station compactors