Patents
Sitemap › F15 - Fluid-pressure actuators; Hydraulics or pneumatics in general › F15B - Systems acting by means of fluids in general; Fluid-pressure actuators, e.g. servomotors; Details of fluid-pressure systems, not otherwise provided for › F15B 13 - Details of servomotor systems
Patents for F15B 13 - Details of servomotor systems (18,792)
10/2012
10/31/2012EP2518218A2 System for driving a boom of a hybrid excavator, and method for controlling same
10/31/2012DE112010003962T5 Verfahren und Vorrichtung zur Steuerung einer verstellbaren Hydraulikpumpe Method and apparatus for controlling a variable displacement hydraulic pump
10/31/2012DE10335120B4 Ventileinrichtung Valve means
10/31/2012DE10110700B4 Steuerventil Control valve
10/31/2012DE10003136B4 Hydraulikventil für einen hydraulischen Verbraucher eines Fahrzeuges und Kraftfahrzeug mit demselben Hydraulic valve for a hydraulic load of a vehicle and vehicle to the same
10/31/2012CN202510458U Counterweight locking hydraulic system and engineering machinery
10/31/2012CN202510447U Flow regulating valve
10/31/2012CN202510446U Ultrasonic hydraulic valve
10/31/2012CN202510445U Vibration control valve
10/31/2012CN202510444U Novel integrated control valve block
10/31/2012CN202510443U Novel middle digging precursor control valve group
10/31/2012CN202510442U Novel engineering machinery electrohydraulic control variable speed control valve
10/31/2012CN202510441U Automatic reversing valve
10/31/2012CN202510440U Differential balance valve, and hydraulic equipment and engineering machinery provided with balance valve
10/31/2012CN202510439U Stacked proportional electromagnetic overflow valve
10/31/2012CN202510438U Stacked proportional electromagnetic throttle valve
10/31/2012CN202510437U Single-cycle control valve
10/31/2012CN202510304U Pumping device and engineering machine
10/31/2012CN202510026U Linkage hydraulic system for coal mine all-hydraulic drill
10/31/2012CN102762798A Apparatus for controlling a swing brake for construction machinery
10/31/2012CN102762797A Hydraulic control apparatus for construction machinery
10/31/2012CN102758808A Pilot oil source control block of front high-pressure filter
10/31/2012CN102758807A Electromagnetic positioning and pressure reducing type proportional pilot valve
10/31/2012CN102758585A Idle-preventing system of hydraulic drill jumbo
10/31/2012CN102758389A Hydraulic balance loop of mobile device
10/31/2012CN101709623B Integral coal mine drilling machine hydraulic system capable of satisfying multiple drilling modes
10/30/2012US8301276 Control device for the position control of a hydraulic cylinder unit comprising a linearization unit
10/30/2012US8297178 Servobrake
10/26/2012WO2012145290A2 Load holding for meterless control of actuators
10/26/2012WO2012145208A2 Overrunning pump protection for flow-controlled actuators
10/26/2012WO2012144665A1 Hydraulic circuit for controlling booms of construction equipment
10/26/2012WO2012082326A3 Hydraulic control system having energy recovery
10/25/2012DE102011116328A1 Pressenblock Press Block
10/25/2012DE102011002150A1 Electromagnetically actuated cartridge valve i.e. hydraulic valve, for use as central valve for adjusting oscillating motor phaser for cam shaft of automatic transmission, has screen insert inserted in elongate hole and protecting hole
10/24/2012EP2513492A1 Multiple-stage valve system
10/24/2012CN202500848U Manual reversing unloading valve
10/24/2012CN202500847U Overload valve
10/24/2012CN202500846U Hand-operated reversing valve
10/24/2012CN202500845U Novel hydraulically operated reversing valve
10/24/2012CN202500844U Fast and low-speed control valve assembly
10/24/2012CN202500840U Electrohydraulic actuating mechanism with servo proportioning valve
10/24/2012CN102753838A Multiple-stage valve system
10/24/2012CN102753837A Control system for swashplate pump
10/24/2012CN102748338A Rotary valve and dual-cylinder pumping equipment
10/24/2012CN102748337A Digital-control cartridge valve type distributor
10/24/2012CN102748336A Speed change valve used for heavy machinery
10/24/2012CN102748335A Hydraulic system and heading machine
10/24/2012CN102748334A Converging unloading valve
10/24/2012CN102748333A Hydraulic motor control system and full-hydraulic walking-type pile driving frame
10/24/2012CN102747985A Pneumatic control system of dust collector
10/24/2012CN102747950A Single-pump hydraulic control loop of key drilling action of cutting drill rig
10/24/2012CN102747949A Fast propulsion hydraulic control loop of down-the-hole drill rig
10/24/2012CN102747948A Double-pump hydraulic control loop of key drilling action of cutting drill rig
10/24/2012CN101846113B Pressure-relief oil cylinder device of C-type section dumper
10/24/2012CN101776098B Hydraulic flow hand throttle cable control valve
10/24/2012CN101482132B A method of driving an hydraulic actuator by means of a pressure-controlled proportioning solenoid valve
10/23/2012US8291934 Proportional valve assembly
10/18/2012WO2012102488A3 Hydraulic system for construction machine having electronic hydraulic pump
10/18/2012US20120261008 Manual valve control for multi-speed planetary transmission
10/18/2012US20120260796 Reciprocating piston compressor with delivery rate control
10/18/2012US20120260646 Hydraulic circuit control device and work machine
10/18/2012US20120260637 Hydraulic Driving Device for Working Machine
10/18/2012DE10293339B4 Elektrohydraulisches Aggregat Electrohydraulic unit
10/18/2012DE102012205195A1 Valve device e.g. pressure regulators, has valve piston seal that acts tightly against valve control edge in unactuated rest position of valve device and is moved away when valve device is actuated
10/18/2012DE102010032990B4 Fluidverteileranordnung Fluid distribution assembly
10/17/2012EP2511535A2 Hydraulic control device
10/17/2012EP2510266A2 Multi-way valve
10/17/2012CN202493515U Pure water two-position two-way electromagnetic reversing valve
10/17/2012CN202493514U Rotary type control throttled directional valve
10/17/2012CN202493513U Pressure compensator used for load sensitive multi-way valve
10/17/2012CN202493512U External control unloading hydraulic cartridge valve
10/17/2012CN202493511U Balance valve, winch device and crane provided with same
10/17/2012CN202493510U Improved multi-way electro-hydraulic reversing valve
10/17/2012CN202493509U Improved hydraulic multi-channel reversing valve
10/17/2012CN202493508U Improved multi-channel reversing valve with two-position three-way hydraulic control valve
10/17/2012CN202493507U Improved multiple directional control valve
10/17/2012CN202493506U Improved electricity-saving type multi-way directional valve
10/17/2012CN102741773A Operation device
10/17/2012CN102734536A A solenoid valve device, a hydraulic apparatus equipped with the solenoid valve device, and a hydraulic power steering system equipped with the hydraulic apparatus
10/17/2012CN102734500A Poppet valve assembly for controlling pneumatic actuator
10/17/2012CN102734254A Parallel oil cylinder and engineering machinery
10/17/2012CN102734249A Overload valve
10/17/2012CN102734248A Overflow valve
10/17/2012CN102734247A Flow control system and method of multi-way directional valve and engineering machinery
10/17/2012CN102734246A Hydraulic valve, pressure compensation method, hydraulic valve group, hydraulic system and engineering machinery
10/17/2012CN102734245A Preferential-type variable steering control valve
10/17/2012CN102734244A Priority valve of hydraulic excavator, using method and excavator
10/17/2012CN102734243A Hydraulic valve capable of detecting and repairing chucking fault
10/17/2012CN102734242A Engineering machinery, hydraulic control system and method of multi-execution mechanism
10/17/2012CN102734112A Concrete pumping equipment and concrete conveying hydraulic system thereof
10/17/2012CN102733445A Pilot oil source valve group for small-size hydraulic excavator
10/17/2012CN102733357A Hydraulic-control door closer and gate system
10/17/2012CN102730582A Hydraulic rotary system start-stop buffering device, and crane
10/17/2012CN102729440A Injection molding machine hydraulic-controlled integration apparatus
10/16/2012US8287248 Compressor
10/16/2012US8286543 Valve assembly for an actuating device
10/11/2012WO2012138985A1 Improved fluid end manifolds and fluid end manifold assemblies
10/11/2012US20120257193 Miniaturized on-line trace analysis
10/11/2012US20120255638 Hydraulic control valve having a pilot piston arranged inside the hollow spool
10/11/2012US20120255617 Pilot-operated three-position switching valve
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