146149 ⎘
Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems Valve failure
COMPACT HYDRAULICALLY CENTERED THREE-WAY TRANSFER VALVE
#2HYDRAULIC FORCE FIGHT MITIGATION
#3PARALLEL ELECTROHYDRAULIC SERVO VALVE CONTROLLED ACTUATOR WITH FAILURE ACCOMMODATION
#4EMERGENCY DESCENT SYSTEM FOR AERIAL WORK PLATFORM AND CONTROL METHOD THEREOF
#5A REDUNDANT HYDRAULIC SYSTEM
#6SHUTTLE VALVE, DIRECTIONAL CONTROL VALVE MODULE, AND PNEUMATIC OR HYDRAULIC ASSEMBLY
#7Hydraulic system with a functional safety feature for demolition robots
#8BACK-UP PROTECTION FOR UNCONTROLLED FLUID PRESSURE INCREASE IN PROPELLER CONTROL UNITS
#9Valve Degradation Detection via Stroke Time Analysis
#10Air control circuit equipped with safety feature
#11Pneumatically-operated emergency isolation valve switchover kit
#12REDUNDANT VALVE MANIFOLD SYSTEM
#13Hydraulic actuator including a multi-head piston for hydraulic gearing
#14Hydraulic Control System of a Hoist Drive of a Lifting Frame of an Industrial Truck
#15Actuator systems with shared redundancy
#16HYDRAULIC FORCE FIGHT MITIGATION
#17Method for testing the functionality of a solenoid valve for triggering a safety valve
#18Valve arrangement
#19METHOD FOR ESTABLISHING HYDRAULIC READINESS, AND HYDRAULIC SYSTEM
#20Redundant valve manifold system
#21Hydraulic control systems and methods for components of an aircraft
#22HYDRAULIC CYLINDER WITH MATCHING BIAS
#23Manifold system for fluid delivery
#24Vent limiting device for use with fluid regulators
#25Hydraulic system
#26Valve, hydraulic system and motor vehicle gearbox
#27Steam valve driving apparatus
#28Valve arrangement and control method
#29Vent limiting device for use with fluid regulators
#30Redundant pneumatic circuit for reliability enhancement of vitrectomy instruments
#31System, device and associated methods for protection during over-temperature and over-pressure in a water heater
#32HYDRAULIC PUMP WITH SECONDARY SAFETY CHECK VALVE
#33System for implementing redundancy in hydraulic circuits and actuating multi-cycle hydraulic tools
#34Construction machine
#35Actuator system for a fly-by-wire aircraft
#36ELECTRO-HYDRAULIC VALVE ACTUATOR HAVING MODULAR MANIFOLD WITH CONFIGURABLE REDUNDANCY
#37Electro-hydraulic control system with fail-safe pilot valves
#38Hydraulic valve assembly with forced circuit
#39Hydraulic failure isolation valve
#40Leakage modulation in hydraulic systems containing a three-way spool valve
#41Unload circuit
#42Construction machine
#43Dual valve systems for actuator control
#44Hydraulic steering device
#45VALVE DEVICE
#46Valve system
#47SYSTEM FOR CONTROLLING A FLOW OF FLUID, FEEDING SYSTEM COMPRISING SUCH A CONTROL SYSTEM AND METHOD USING SUCH A FEEDING SYSTEM
#48Powered vehicle including a SAHR brake
#49Contamination resistant poppet valve
#50Hydraulic pressure control device
#51Valve having a control slide guided in a valve housing so as to be longitudinally movable
#52Hydraulic leak detection system
#53Methods and apparatus of assessing a test of a solenoid valve via a positioner
#54Actuator control arrangement
#55Systems and methods for executing cryptographic operations across different types of processing hardware
#56Ram air turbine actuator system
#57Hydraulic apparatus and hydraulic appliance usable therein
#58Hydraulic control device for an emergency stop valve of a steam turbine and steam turbine arrangement
#59Pneumatic trip valve partial stroking arrangement
#60Control device for controlling a valve arrangement and method for controlling a safety arrangement comprising said control device and said valve arrangement
#61Compressed-air system having a safety function and method for operating such a compressed-air system
#62Vacuum processing apparatus
#63Electropneumatic windshield wiper drive for a rail vehicle, drive for a windshield wiper and pneumatic system for operating a drive for a windshield wiper
#64Control apparatus
#65Transient fault detection methods and systems
#66Valve group and inlet module of a valve group
#67Method to detect hydraulic valve failure in hydraulic system
#68Position controller for a pneumatic field device
#69Pilot pressure control system
#70Slewing-type working machine
#71Double hydraulic valve of a servo-control for feathering the blades of a rotorcraft rotor
#72DEVICE FOR EMERGENCY OPERATION OF ACTUATORS
#73Control line operating system and method of operating a tool
#74Solenoid valve system
#75Method and control unit for the operation of a parking brake of a vehicle transmission assembly
#76Hydraulic safety and movement control system
#77Double valve constructed from unitary single valves
#78Hydraulic valve arrangement and hydraulic machine arrangement having a valve arrangement of this kind
#79Hydraulic actuating assembly
#80Hydraulic system with a dynamic seal
#81Dynamic seal wear mitigation system
#82Hydraulic or pneumatic drive for actuating a fitting comprising a control valve or selector valve
#83Valve contamination dislodgement
#84Valve positioning system with bleed prevention
#85Hydraulical shifting device for an automatic transmission
#86Rotary control valve
#87Emergency shut-off signal generator for a valve assembly
#88Methods for safe operation of hydraulic hybrid vehicles with over-center pump/motors
#89Methods and apparatus for bypassing a positioner in an active control loop
#90Electro-hydraulic sensor fail safe
#91Valve Array with CAN Bus Circulation Valve
#92Overriding a primary control subsystem of a downhole tool
#93Soft start device for pneumatic systems and method for the operation of a soft start device
#94Double valve constructed from unitary single valves
#95SAFETY FEATURE FOR STUCK VALVE
#96CONTROL SYSTEM FOR CONTROLLING A DIRECTIONAL CONTROL VALVE
#97Safety device for hydraulic working machine
#98Hydraulic trip unit for a valve unit in a prime mover plant, especially for a fast-acting shut-off valve of a turbine plant
#99Safety device for hydraulic working machine
#100Fault-tolerant bleed valve assembly
#101Overriding a primary control subsystem of a downhole tool
#102Dual redundant servovalve
#103Detecting of faults in a valve system and a fault tolerant control
#104Control device and hydraulic pilot control
#105Hydraulic distributor provided with a device for detecting seizing
#106Actuator position control device using a fail freeze servo-valve
#107Dual motor dual concentric valve
#108Hydraulic actuator having an auxiliary valve
#109Valve assembly and a hydraulic actuator comprising the valve assembly
#110Hydraulic actuator for a servomotor with an end lock function
#111Valve assembly with dual actuation solenoids
#112Architecture for a hydraulic system for operating aircraft landing gear
#113Architecture for a hydraulic system for operating aircraft landing gear
#114Hydraulic system with a cylinder isolation valve
#115Hydraulic controller for working machine
#116DEVICE FOR CONTROLLING A PAPER CUTTING MACHINE
#117Variable function voting solenoid-operated valve apparatus having air-to-move valve actuators and testing method therefor
#118System for positioning a piston including a fail fixed valve for holding the piston in position during a power interruption and method of using same
#119Dynamic fluid power monitoring system for separate actuators
#120Vehicle steering mechanism
#121Shifting unit
#122HYDRAULIC CONTROLLER FOR WORKING MACHINE
#123Valve arrangement for the activation of a structural element
#124Hydraulic control apparatus and hydraulic control method
#125Valve arrangement
#126Soft start device for compressed air systems
#127Safety circuit for media-operated consumers and process for its operation
#128Manually-operated piloted control-reliable lockout valve
#129Valve arrangement
#130Hydraulic control device for working machine
#131Dampened vehicle emergency brake valve
#132Redundant valve system
#133Control system and a vehicle comprising the control system
#134Failsafe hydraulic circuit
#135Redundant flow control for hydraulic actuator systems
#136Three way transfer valve for parallel electrohydraulic servo valve control of actuator