145923 ⎘
Servomotor systems without provision for follow-up action; Circuits therefor; Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
Sub-classes:HYDRAULIC DRIVE DEVICE
#2HYDRAULIC DRIVE DEVICE
#3HYDRAULIC DRIVE DEVICE
#4HYDRAULIC ACTUATOR
#5FLUID PRESSURE CIRCUIT
#6HYDRAULIC DRIVE SYSTEM
#7Fluid pressure circuit
#8Hydraulic Drive System Having a 2X2Q Pump Unit
#9ELECTRO-HYDRAULIC ACTUATOR SYSTEMS AND METHODS OF OPERATING THE SAME
#10Hydraulic excavator drive system
#11Multi-control valve
#12Shovel
#13Pivot joint
#14ADAPTIVE CONTROL OF A HYDRAULIC TIMBER GRIP ON A TIMBER HANDLING DEVICE
#15Hydraulic Regeneration Circuit with Multiple Speeds
#16Hydraulic apparatus and method for a vehicle
#17HYDRAULIC DRIVE SYSTEM
#18Work Machine
#19Controller and method for hydraulic apparatus
#20Hydraulic system
#21Construction machine
#22Dynamic Logic Element For Controlling Pressure Limit In Hydraulic System
#23Work machine control system, work machine, and work machine control method
#24VALVE ASSEMBLY AND METHOD FOR REGULATING THE PRESSURE OF A FLUID
#25Regeneration device, hydraulic drive system equipped with same, and control device therefor
#26Hydraulic machine
#27Hydraulic control device for work machine
#28Work machine
#29Steering device, steering device for ship and switching valve
#30Aircraft hydraulic actuation system with chambers for hydraulic fluid
#31Compressed air processing system for commercial vehicle
#32Hydraulic system for working machine
#33Hydraulic excavator drive system
#34Hydraulic system for working machine
#35Hydraulic control circuit for a construction machine
#36Regenerative handler raise and gravity lower cylinder
#37Fluid circuit selection system and fluid circuit selection method
#38Hydraulic circuit for construction equipment
#39Hydraulic drive motor control system
#40HYDRAULIC SYSTEM FOR INCREASING OPERATION SPEED OF CONSTRUCTION MACHINERY BOOM
#41Drive method and drive device for fluid pressure cylinder
#42Fluid circuit of air cylinder
#43Fluid return apparatus for a double-acting cylinder and method for operating such a cylinder
#44Hydraulic damper with valve block
#45Regeneration valve for a hydraulic circuit
#46Hydraulic circuit
#47Stick control system in construction machine
#48Regenerative handler raise/gravity lower cylinder
#49Hydraulic system of construction machinery
#50Large manipulator and hydraulic circuit arrangement for a large manipulator
#51Work machine
#52Construction machine
#53Crane hydraulic control system and crane
#54Hydraulic system
#55Hydraulic system for working machine
#56Hydraulic drive with fast stroke and load stroke
#57Driving method and driving device of fluid pressure cylinder
#58Hydraulic circuit for travel motor
#59Work machine
#60Actuator cooling flow limiter
#61Hydraulic energy regeneration system for work machine
#62HYDRAULIC DRIVING DEVICE FOR CARGO HANDLING VEHICLE
#63Fluid control valve
#64Hydraulic control device
#65SPOOL VALVE DEVICE
#66Work machine
#67Hydraulic drive device and method for controlling the same
#68Split spool valve
#69Hydraulic driving device of work machine
#70Hydraulic fluid energy regeneration apparatus of work machine
#71Hydraulic energy regeneration system for work machine
#72Electro-hydraulic machine with integrated sensor
#73Hydraulic actuator control circuit
#74Device for the direct recovery of hydraulic energy by means of a single-acting hydraulic cylinder
#75Fluid systems for machines with integrated energy recovery circuit
#76Hydraulic drive system for work machine
#77Method of controlling velocity of a hydraulic actuator in over-center linkage systems
#78Hydraulic circuit for construction machine
#79System and method for hydraulic energy recovery
#80System and method of hydraulic energy recovery for machine start-stop and machine ride control
#81DEVICE FOR CONTROLLING REGENERATED FLOW RATE FOR CONSTRUCTION MACHINE AND METHOD FOR CONTROLLING SAME
#82Electro hydrostatic actuators
#83Electro hydrostatic actuators
#84System and method for storing energy
#85Control circuit and control method for boom energy regeneration
#86Hydraulic Pressure Circuit and Working Machine
#87Hyraulic motor circuit
#88Energy harvesting system
#89Systems and methods for selectively engaged regeneration of a hydraulic system
#90Pressure indicating device
#91Hydraulic regenerative and recovery parasitic mitigation system
#92Method and system for storing and reusing hydraulic energy
#93Regenerative circuit for articulated joint
#94Method for storing energy
#95Hydraulic valve arrangement
#96Apparatus and method for controlling spool displacement of construction machine
#97REGENERATIVE CIRCUIT OF HYDRAULIC APPARATUS
#98HYDRAULICALLY ACTUATED MECHANICAL LOCK ASSEMBLY
#99Hydraulic pressure supply apparatus
#100Hydraulic system for construction machinery
#101Regeneration deactivation valve and method
#102Flow control device and flow control method for construction machine
#103Hydraulic fluid energy recovery apparatus for work machine
#104Device and method for controlling flow rate in construction machinery
#105Hydraulic system having energy recovery
#106Fluid pressure cylinder
#107Pump apparatus and hydraulic actuator
#108Hydraulic drive system for construction machine
#109Construction machinery
#110Hydraulic axle
#111Control system for hybrid construction machine
#112Switching valve
#113Flow control valve for construction machinery
#114Wind turbine load mitigation
#115Hydraulic system for construction machinery
#116Hydraulic closed circuit system
#117Control device and construction machine provided therewith
#118Hydraulic control circuit with regeneration valve
#119Hybrid Apparatus and Method for Hydraulic Systems
#120Fluid pressure pump motor
#121Transport vehicle
#122Electro-hydraulic system with float function
#123Hydraulic cylinder for use for example in a hydraulic tool
#124Slewing type working machine
#125SWING RELIEF ENERGY REGENERATION APPARATUS OF AN EXCAVATOR
#126Hydraulic hybrid system for rotatory applications
#127Solenoid valve assembly
#128Hydraulic drive apparatus for work machine
#129Hydraulic valve device
#130Regeneration Valve for a Hydraulic Circuit
#131Hydraulic control system having energy recovery
#132Hydraulic circuit for construction machine
#133Closed-loop hydraulic system having regeneration configuration
#134Hydraulic system with bi-directional regeneration
#135REGENERATION CONFIGURATION FOR CLOSED-LOOP HYDRAULIC SYSTEMS
#136Hydraulic control system having swing motor energy recovery
#137HYDRAULIC SYSTEM HAVING AT LEAST ONE DRIVE MACHINE
#138Hydraulic system for energy regeneration in a work machine such as a wheel loader
#139Flow regeneration hydraulic circuit
#140Fluid operated actuator including a bleed port
#141Hydraulic drive apparatus for construction equipment
#142Pneumatic actuator and method for operating the pneumatic actuator
#143Regenerative hydraulic circuit for dump truck bin lift cylinder
#144Cylinder device
#145Hybrid construction machine
#146Landing gear
#147Solenoid valve assembly
#148Valve system for drilling systems
#149Hydraulic load control valve device
#150Hydraulic valve device
#151Actuator controller
#152Drive device for a bending press
#153Method and hydraulic control system for supplying pressure medium to at least one hydraulic consumer
#154Hydraulic control system
#155Hydraulic system having regeneration and supplemental flow
#156Circuit for controlling a double-action hydraulic drive cylinder
#157Controlling device for hydraulic consumers
#158Hydraulic system having regeneration modulation
#159Full-toroidal continuously variable transmission
#160HYDRAULIC CIRCUIT, ENERGY RECOVERY DEVICE, AND HYDRAULIC CIRCUIT FOR WORK MACHINE
#161Inertial body drive system
#162Hydraulic working machine
#163Hydraulic flow control system and method
#164Procedure to align working equipment mounted to a liftable and lowerable hoisting frame of a working machine
#165Hydraulic circuit, particularly for camshaft adjusters, and corresponding control element
#166Tool with hydraulic valve system
#167Work machine
#168Procedure for the loading of a working cylinder, control module for it, working cylinder and utilization of the same
#169Energy recovery system
#170HYDROPNEUMATIC PRESSURE TRANSMISSION DEVICE
#171Hydraulic drive apparatus
#172Press having regeneration circuit
#173Double check valve having floating function
#174Energy recovery and reuse techniques for a hydraulic system
#175Energy recovery and reuse methods for a hydraulic system
#176Bidirectional hydraulic transformer
#177Hydraulic valve assembly with a pressure compensated directional spool valve and a regeneration shunt valve
#178Hydraulic Control Arrangement
#179Hydraulic metering mode transitioning technique for a velocity based control system
#180Apparatus and methods for actuation
#181Valve device
#182Control valve device for the control of a consumer
#183Hydraulic system for recovering potential energy
#184Hydraulic drive
#185Hydraulic drive control device
#186Method and apparatus for lifting a load
#187Hydraulic working machine
#188Hydraulic valve arrangement
#189Hydraulic control in a hydraulic system, especially for the operation of scrap cutters
#190Oil pressure circuit for working machines
#191Hydraulic system with an actuator having independent meter-in meter-out control
#192Hydraulic linear drive of a transmission actuator
#193Regeneration manifold for a hydraulic system
#194Hydraulic arrangement
#195Hydraulic drive unit
#196Power system and work machine using same
#197Valve arrangement and hydraulic drive
#198High-low hydraulic system for balers, compactors and transfer station compactors