| Patents for F15B 9 - Servomotors with follow-up action, i.e. in which the position of the actuated member conforms with that of the controlling member (1,862) |
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| 03/04/2015 | EP2843275A1 Three-port valve |
| 03/03/2015 | US8967524 Hydraulic control valve, a device for adjusting blade pitch, and an aircraft provided with such a hydraulic control valve |
| 02/17/2015 | CA2688291C Differential pressure control |
| 02/11/2015 | CN104343755A 液控随动阀及负载敏感模拟阀 Hydraulic servo valve control and load sensing valve simulation |
| 02/10/2015 | CA2613547C Self-actuated cylinder and oscillation spirometer |
| 02/05/2015 | US20150033723 Hydraulic system |
| 01/29/2015 | US20150027112 Hydraulic drive system for construction machine |
| 01/08/2015 | DE102006012146B4 Verfahren zur Berechnung des Drucks in einem Bremskraftverstärker und Bremssystem mit Bremskraftverstärker A method for calculating the pressure in a brake booster and brake system with brake booster |
| 12/30/2014 | US8924012 Electro-hydraulic interactive double feedback loop |
| 12/30/2014 | US8919692 Proximity sensor valve and lock system using same |
| 12/24/2014 | CN204041573U 一种带有负载反馈的液压控制系统 A hydraulic control system with load feedback |
| 12/10/2014 | CN204003670U 一种油田斜井抽油机用水液压控制系统 One kind of oil field pumping water inclined hydraulic control system |
| 12/10/2014 | CN104196795A 气液补偿阀及具有该气液补偿阀的闭环液压系统 Gas-liquid compensating valves and closed loop hydraulic system with the gas-liquid compensating valve |
| 12/10/2014 | CN104196775A 一种带有负载反馈的液压控制系统 A hydraulic control system with load feedback |
| 11/13/2014 | US20140331664 Slewing type working machine |
| 10/30/2014 | US20140318364 Racing transmission direct port valve body servo assembly |
| 10/21/2014 | US8863642 Device for controlling the stroke of an actuator |
| 10/21/2014 | US8863641 Fluid servo and applications |
| 10/09/2014 | DE102013212155A1 Schwingungsdämpfung eines von einer drehzahlvariablen Hydraulikpumpe betätigten Hydraulikaktors Vibration damping an actuated by a variable speed hydraulic pump hydraulic actuator |
| 10/02/2014 | DE102013005127A1 Verstellvorrichtung Adjustment |
| 09/25/2014 | US20140283508 Drive system for hydraulic closed circuit |
| 09/18/2014 | WO2014141961A1 Actuator controller |
| 09/02/2014 | US8820354 Liquid flow rate control valve |
| 08/28/2014 | WO2014130324A1 Energy recovery system for hydraulic machine |
| 08/20/2014 | EP2766612A1 Two-stage servovalve and control stage suited to such a servovalve |
| 08/19/2014 | US8807522 Positioner |
| 08/13/2014 | EP2765244A1 Priority control system for construction machine |
| 08/12/2014 | CA2573537C Deflector assembly, valve arrangement for a deflector assembly and method for calibrating same |
| 07/10/2014 | DE102013212937A1 Vorrichtung zum Öffnen und Schließen der Leitschaufeln einer hydraulischen Maschine A device for opening and closing of the guide vanes of a hydraulic machine |
| 07/09/2014 | CN203702693U 一种高精度液压发电机的闭环控制系统 Closed-loop control system for high-precision hydraulic generator |
| 07/09/2014 | CN102292554B 具有两个压力室的液压驱动装置和用于操作具有两个压力室的液压驱动装置的方法 The method of a hydraulic driving apparatus having two pressure chambers and a hydraulic drive device for operating the two pressure chambers of |
| 07/09/2014 | CN102016329B Cnc冲压机 Cnc punching machine |
| 07/08/2014 | US8770087 Hydraulic servo-drive device and variable turbo-supercharger using the same |
| 07/02/2014 | CN203685720U 一种长距离无摩擦恒力输出气浮装置 Constant friction-free method of long distance flotation device output |
| 07/01/2014 | US8763513 Hydraulic control system and method |
| 06/18/2014 | CN103867504A Robot rotational joint driving device and method |
| 06/18/2014 | CN103863542A Following backing control system for water spraying pushing device |
| 06/18/2014 | CN102159836B Control device for stroke of actuator |
| 06/11/2014 | CN103857850A Priority control system for construction machine |
| 06/11/2014 | CN102287409B Hydraulic follow-up rotating device |
| 06/10/2014 | US8746127 Valve return spring with filter support for a pneumatic brake booster assembly |
| 06/04/2014 | CN203627351U 一种用于回旋加速器的同步液压举升装置 A synchronous hydraulic lifting device for cyclotron |
| 06/04/2014 | CN203627350U 长距离恒力输出气浮装置 Constant output over long distances flotation device |
| 06/04/2014 | CN103836012A Robot moving joint drive device and drive method |
| 05/22/2014 | US20140137549 Hydraulic system for construction machinery |
| 05/21/2014 | CN203604290U 一种施胶机的液压控制系统 Hydraulic control system for a sizing machine |
| 05/14/2014 | CN102132048B 弹性体致动器的控制装置及控制方法、控制程序 Control device and control method elastomer actuator control program |
| 05/07/2014 | CN203584927U 一种新型的液压随动控制单元 A novel hydraulic servo control unit |
| 04/30/2014 | CN103758799A Electric feedback servo hydraulic motor driven by two motors |
| 04/16/2014 | CN203548378U Horizontal electro-hydraulic control system of fire truck platform |
| 04/16/2014 | CN103727094A Electro-hydraulic servo numerical control push rod device |
| 04/02/2014 | CN102287408B Hydraulic follow-up rotating mechanism |
| 03/26/2014 | CN103676706A Pressure-based control system for an agricultural implement |
| 03/26/2014 | CN103671305A Synchronous hydraulic lifting device for circular accelerator |
| 03/20/2014 | US20140076154 Flap actuator |
| 03/18/2014 | US8671823 Pneumatic brake servo |
| 03/12/2014 | CN203476910U Stainless steel mini-cylinder |
| 03/12/2014 | CN101384840B Shifting device for variable-speed vehicle transmission |
| 03/06/2014 | US20140060248 Utility vehicle two speed drive motor control |
| 03/06/2014 | US20140060033 Pump Housing for Motor-Vehicle Hydraulic Assemblies and the Use Thereof |
| 02/12/2014 | CN203430877U Three-level pressure control pump |
| 02/06/2014 | US20140033695 Hydraulic System for Hydraulic Working Machine |
| 01/22/2014 | CN103527532A Long-distance friction-free constant-force output air floatation device |
| 01/21/2014 | US8631735 Pneumatic booster |
| 01/15/2014 | CN103511366A Long-distance constant force output air floating device |
| 01/15/2014 | CN103511365A Hot rolling mill rolling control system used for improving rolling accuracy |
| 12/19/2013 | DE10317659B4 Hydrostatischer Drehwerksantrieb einer Arbeitsmaschine Hydrostatic turning driving a machine |
| 12/18/2013 | CN103452925A Crane inching control method and system |
| 12/11/2013 | CN103438036A Three-stage pressure control pump |
| 12/04/2013 | EP2669529A2 Hydraulic system for construction machine having electronic hydraulic pump |
| 11/21/2013 | WO2013172761A1 An arrangement for achieving a reciprocal motion in particular for a chain saw |
| 11/20/2013 | CN203297176U Pressure control device based on hydraulic test bench |
| 11/13/2013 | CN103388598A Lazy arm telescopic mechanism and hydraulic control system, hydraulic control method and crane thereof |
| 11/06/2013 | CN203272278U Slip cylinder hydraulic aligning system of ship loader and ship loader |
| 11/06/2013 | CN203272277U Hydraulic motor speed feedback remote switching device based on speed encoder |
| 10/31/2013 | WO2013161357A1 Three-port valve |
| 10/30/2013 | EP2657534A2 Method for controlling hydraulic pump in excavator |
| 10/17/2013 | DE10250466B4 Hydraulische Steuerventilvorrichtung zur Verwendung für Baumaschinen A hydraulic control valve apparatus for use for construction equipment |
| 10/10/2013 | US20130263583 Method of controlling the flow rate of a variable capacity hydraulic pump for a construction apparatus |
| 10/09/2013 | EP2647850A1 Hydraulic pump control system for construction machinery |
| 09/25/2013 | EP2642132A2 Hydraulic pilot valve assembly and hydraulic valve assembly with same |
| 09/25/2013 | CN103328830A Hydraulic system for construction machine having electronic hydraulic pump |
| 09/17/2013 | CA2568912C Feedback control methods and apparatus for electro-pneumatic control systems |
| 09/12/2013 | US20130232962 Hydraulic control for a vehicle powertrain |
| 09/11/2013 | CN103291672A Ship loader and hydraulic slide tube straightening system thereof |
| 09/04/2013 | CN101960153B Control system for recovering swing motor kinetic energy |
| 08/29/2013 | US20130220425 Flow sensing based variable pump control technique in a hydraulic system with open center control valves |
| 08/28/2013 | EP2631495A1 Hydraulic system for a construction machine |
| 08/28/2013 | CN203161686U 液压装置和产业机械 Hydraulics and industrial machinery |
| 08/28/2013 | CN103270317A Method for controlling hydraulic pump in excavator |
| 08/14/2013 | DE10008970B4 Verstellbare Schrägachseneinheit der Bauart mit schwenkbarem Joch Adjustable bent axis unit of the type with pivoting yoke |
| 08/01/2013 | US20130192456 Brake servo |
| 07/31/2013 | EP2620135A1 Movement system of a device for alignment, support for motion and rehabilitation, in particular for the rehabilitation of people with difficulty walking and improving muscle strength |
| 07/24/2013 | EP2616690A1 Ultra high pressure pump |
| 07/24/2013 | CN103221695A Hydraulic pump control system for construction machinery |
| 07/23/2013 | CA2639266C Control system for reciprocating device |
| 07/17/2013 | EP2614264A2 Servo assisted actuating system for a multispeed gearbox of a vehicle |
| 07/17/2013 | CN203067373U Hydraulic window opening machine closed-loop control system |
| 07/17/2013 | CN101678481B Fluid distributor apparatus and punching method |
| 07/11/2013 | WO2013102270A1 Electro/hydraulic interactive double feedback loop |