145927 ⎘
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 for controlling the actuating force by means of fluid-pressure converters
Sub-classes:SYSTEM FOR DRIVING A HYDRAULIC MEMBER
#2HYDRAULIC CIRCUIT USING A PRESSURE ADAPTER
#3Displacement Power Controllers and Applications
#4FLUID CIRCUIT
#5Displacement power controllers and applications
#6Subsea hydraulic pressure boosting and regulating system
#7Turbine fracturing apparatus
#8Actuator overpressurising assembly
#9Clamp force control system for lift truck attachment with secondary hydraulic force control circuit
#10Control device for an application device and application device having a control device
#11Pressure-booster output stabilizer
#12Pressure booster
#13Subsea hydraulic pressure boosting and regulating system
#14Hydraulic intensifiers, boosters and/or controllers
#15Method and system for controlling a pneumatic valve
#16THRUST EXPANSION DEVICE, EXPANSION UNIT, CONNECTING UNIT, AND THRUST EXPANSION SYSTEM
#17System for controlling compressor
#18Pressure-limiting unit for a pressure booster as well as a pressure booster for driving hydraulic tools
#19Pneumatic unit for a hydropneumatic pressure booster
#20Method for forming hydraulic actuator hydraulic oil passage
#21Fluid circuit
#22Fluid pressure cylinder
#23Clamp force control system for lift truck attachment with secondary hydraulic force control circuit
#24Bouancy apparatus system integrated with a rapid release emergency disconnect system
#25Hydraulic system
#26Subsea pressure reduction system
#27Method for the production of energy from a rolling motion
#28System for improving the energy efficiency in hydraulic systems
#29Hydropneumatic device for pressure transmission and riveting device
#30Hydraulic system
#31Hydraulic system
#32Supercharging pressure in a subsea well system
#33Subsea pressure reduction system
#34Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#35Systems and methods for energy storage and recovery using compressed gas
#36High-efficiency energy-conversion based on fluid expansion and compression
#37Systems and methods for reducing dead volume in compressed-gas energy storage systems
#38Forming liquid sprays in compressed-gas energy storage systems for effective heat exchange
#39Systems and methods for energy storage and recovery using gas expansion and compression
#40Systems and methods for energy storage and recovery using compressed gas
#41Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#42Systems and methods for energy storage and recovery using compressed gas
#43Hydraulic pressure supply unit for a power screwdriver
#44Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#45Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression
#46Systems and methods for energy storage and recovery using compressed gas
#47PRESSURIZING DEVICE
#48PRESSURIZING DEVICE
#49Device for increasing pressure in cylinders with control unit
#50Drive mechanism
#51High pressure intensifying piston valve
#52Air-to-oil intensifying cylinder
#53Air-to-oil intensifying cylinder