145939 ⎘
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 speed depending on the position of the working member
Sub-classes:FLUID EXCHANGE DEVICES AND RELATED CONTROLS, SYSTEMS, AND METHODS
#2Fluid exchange devices and related controls, systems, and methods
#3FLUID EXCHANGE DEVICES AND RELATED CONTROLS, SYSTEMS, AND METHODS
#4PNEUMATIC VALVE POSITIONER WITH FEEDBACK CONTROLLED FLOW BOOSTER
#5Fluid exchange devices and related controls, systems, and methods
#6Large manipulator having an articulated mast that can be quickly folded and unfolded
#7Work machine
#8Valve assembly with mechanical and electro-hydraulic control
#9Work machine
#10Electro hydraulic drive and control system
#11Method for operating a valve device, valve device and data storage medium with a computer program
#12ELECTRO-HYDRAULIC OR ELECTRO-PNEUMATIC SERVO-ACTUATOR USING KHAYYAM TRIANGLE
#13Intelligent boom control with rapid system cycling
#14Hydraulic driving device for steam valve, combined steam valve, and steam turbine
#15Pneumatic valve drive
#16Tower lifting device for rotary blasthole drill
#17Door actuator comprising means for setting to atmospheric pressure in a rapid manner at the end of opening the door
#18ELECTROHYDRAULIC CONTROL DEVICE
#19Hydraulic feed-rate control apparatus
#20Arrangement in connection with an oscillator cylinder
#21Hydraulic drive system for vehicle roofs
#22Hydraulic actuating device for a convertible top assembly of a vehicle