| 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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| 07/03/2013 | CN101612764B Hydraulic device for ground turning aerated brick cutter |
| 06/25/2013 | US8468931 Electro-mechanical control system for positioning fluid motors |
| 06/20/2013 | WO2013089226A1 Actuator, actuator control method and program |
| 06/20/2013 | US20130152575 Hydraulic driving apparatus for working machine |
| 06/19/2013 | CN103168176A Hydraulic system for a construction machine |
| 06/13/2013 | WO2013085416A1 Single-stage electrohydraulic amplifier with electrical feedback on consumption |
| 06/12/2013 | CN103154532A Ultra high pressure pump |
| 06/06/2013 | DE102011120082A1 Einstellvorrichtung, insbesondere für Kraftfahrzeuge Adjusting device, particularly for motor vehicles |
| 06/05/2013 | EP2600010A1 Swirl flow control system for construction equipment and method of controlling the same |
| 06/05/2013 | CN103133438A Adjustment device, in particular for motor vehicles |
| 06/05/2013 | CN103132430A Walking driving hydraulic system of double-steel-wheel roller |
| 05/30/2013 | US20130133970 Electrically-Operated Hydraulic Actuator Unit and Hydraulic Four-Wheel-Drive Work Vehicle |
| 05/09/2013 | US20130111889 Crawler Vehicle Drive Control System |
| 05/02/2013 | US20130104728 Booster assembly for vehicle |
| 05/01/2013 | EP2587072A1 Flow control system for a hydraulic pump of construction machinery |
| 04/25/2013 | WO2013056454A1 Method and device for controlling hydraulic cylinder, pumping system, and concrete pumping apparatus |
| 04/25/2013 | US20130098236 Vacuum brake booster |
| 04/18/2013 | WO2013053668A1 Two-stage servovalve and control stage suited to such a servovalve |
| 04/18/2013 | DE102011115896A1 Vorrichtung und Verfahren zur Prozessregelung Apparatus and method for process control |
| 04/17/2013 | CN103048994A Apparatus and method for process control |
| 04/11/2013 | WO2013051741A1 Priority control system for construction machine |
| 04/11/2013 | US20130087209 Steering control unit and electro-hydraulic steering load sense control |
| 04/10/2013 | CN103038030A Apparatus, method and program for controlling elastic actuator drive mechanism |
| 04/04/2013 | WO2013048283A1 Electrohydraulic amplifier with electrical feedback on consumption |
| 04/03/2013 | CN103026076A Swirl flow control system for construction equipment and method of controlling the same |
| 04/03/2013 | CN101523321B Low consumption pneumatic controller |
| 03/27/2013 | CN101802417B Actuator control system implementing adaptive flow control |
| 03/07/2013 | US20130055706 Electro-hydraulic actuation group for an automotive servo-assisted mechanical transmission |
| 03/07/2013 | US20130055705 Hydraulic drive system for construction machine |
| 03/06/2013 | EP2564071A1 Control of a fluid pump assembly |
| 03/06/2013 | CN101680462B Power boosting device |
| 02/28/2013 | US20130047598 Hydraulic Control Device for Work Vehicle |
| 02/19/2013 | US8375843 Brake booster device with damping element |
| 02/06/2013 | CN102918281A Flow control system for a hydraulic pump of construction machinery |
| 02/05/2013 | US8365879 Brake actuating device of a vehicle |
| 01/24/2013 | US20130019744 Timing device for intermittent vacuum regulator |
| 01/23/2013 | CN101865170B Follow-up reversing mechanism and follow-up reserving method |
| 01/22/2013 | CA2692577C Method and apparatus for performing diagnostics in a control loop of a control valve |
| 01/16/2013 | CN102878125A Closed-loop control system of hydraulic window opener |
| 01/08/2013 | CA2692574C Method and apparatus for performing diagnostics in a control loop of a control valve |
| 01/02/2013 | CN202645426U Push-and-pull hydraulic system for horizontal directional drilling machine |
| 01/02/2013 | CN202641379U Engineering machinery and travel driving system thereof |
| 01/02/2013 | CN102859203A Control of a fluid pump assembly |
| 12/27/2012 | US20120324878 Hydraulic Drive System And Diagnostic Control Strategy For Improved Operation |
| 12/27/2012 | DE102009005998B4 Hydraulische Antriebsvorrichtung mit zwei Druckräumen und Verfahren zum Betreiben einer hydraulischen Antriebsvorrichtung mit zwei Druckräumen Hydraulic drive device with two pressure chambers and method for operating a hydraulic drive device with two pressure chambers |
| 12/13/2012 | US20120312625 Hydraulic Power Steering System |
| 12/12/2012 | EP2531734A1 Fluid-actuated actuating drive on a valve |
| 12/12/2012 | CN202597295U Hydraulic circuit system with follow-up expansion cylinder used in radial well operation |
| 12/12/2012 | CN202597294U Oil pipe control hydraulic system of radial well operation |
| 12/12/2012 | CN102822536A Fluid-actuated actuating drive on valve |
| 12/11/2012 | US8327650 Method and apparatus for controlling the cooling power of a cryogenic refrigerator delivered to a cryogen vessel |
| 12/06/2012 | US20120304849 Vacuum booster for a vehicular brake |
| 12/06/2012 | US20120304633 Intensifier of hydraulic power with rely with maintenance of the reached position and force |
| 12/05/2012 | CN202579377U Hydraulic control system for aerator |
| 12/05/2012 | CN202578490U Power head for long spiral drilling machine |
| 11/28/2012 | CN202558393U Cable coiling hydraulic system |
| 11/28/2012 | CN202558391U Reeling device hydraulic control system for combine suction-type sewer scavenger |
| 11/27/2012 | CA2695708C Extendable frame work vehicle |
| 11/21/2012 | CN202545387U Opened type hydraulic system of small-earthwork-capacity concrete mixing transportation vehicle |
| 11/15/2012 | US20120285318 Lifting Mechanism |
| 11/07/2012 | CN202520677U Circulation rotary engine |
| 11/07/2012 | CN101832305B Rudder blade shaft follow-up two degree-of-freedom spherical hydraulic motor |
| 10/30/2012 | US8301276 Control device for the position control of a hydraulic cylinder unit comprising a linearization unit |
| 10/30/2012 | US8297178 Servobrake |
| 10/18/2012 | WO2012102488A3 Hydraulic system for construction machine having electronic hydraulic pump |
| 10/18/2012 | US20120260643 Velocity control for hydraulic control system |
| 10/18/2012 | DE102011016830A1 Bremskraftverstärker mit stellungsabhängigem Druckausgleich Brake booster with stellungsabhängigem pressure compensation |
| 10/10/2012 | CN102725540A Method for operating a hydraulic driving device and hydraulic driving device |
| 10/10/2012 | CN101871420B Two freedom degree spherical hydraulic motor with fixed rudder blade shaft |
| 10/10/2012 | CN101368643B Method for detecting fault of pneumatic operation control valve in a control loop |
| 10/09/2012 | US8281705 Method for detecting the drive type of an actuator (II) |
| 10/04/2012 | DE102011015713A1 Pneumatische Schaltkraftunterstützungseinrichtung Pneumatic control force assistance device |
| 10/03/2012 | EP2505722A1 Control device for work machine on construction vehicle and control method |
| 10/03/2012 | CN202466386U Hydraulic control device of pavement cutting machine |
| 10/03/2012 | CN101605996B System and method for controlling actuator position |
| 09/27/2012 | WO2012126376A1 Hydraulic reciprocating servo control device |
| 09/20/2012 | DE112010004146T5 Verfahren und gerät zum steuern einer pumpe Method and apparatus for controlling a pump |
| 09/07/2012 | WO2012087048A3 Method for controlling hydraulic pump in excavator |
| 08/29/2012 | CN102652200A Control device for work machine on construction vehicle and control method |
| 08/23/2012 | US20120211324 Vehicle fluid pressure control |
| 08/08/2012 | CN202369906U Telescopic ironing and vibrating common-frequency hydraulic driving device |
| 08/08/2012 | CN202369898U Hydraulic driving system of double-steel-wheel road roller |
| 08/08/2012 | CN102628458A Hydraulic control system of aeration machine |
| 08/08/2012 | CN102628457A Open type hydraulic system for small-volume concrete mixing and transporting truck |
| 08/02/2012 | WO2012102488A2 Hydraulic system for construction machine having electronic hydraulic pump |
| 07/25/2012 | CN102606549A Hydraulic energy-saving system and hydraulic hoisting device |
| 07/18/2012 | CN102597536A Method and apparatus for controlling a pump |
| 07/11/2012 | CN102556154A Control device for a hydrostatic steering motor |
| 07/05/2012 | DE102011112734A1 Industriemaschine und Steuerverfahren für diese Industrial machine and control method for this |
| 07/04/2012 | CN101573527B Egr valve device |
| 06/28/2012 | WO2012087048A2 Method for controlling hydraulic pump in excavator |
| 06/21/2012 | WO2012081197A1 Apparatus, method and program for controlling elastic actuator drive mechanism |
| 06/20/2012 | CN101379301B Safety override circuit for pneumatic positioner and method of use thereof |
| 06/13/2012 | EP2203791B1 Regulation structure for a hydraulic cylinder unit with cascade status regulator |
| 06/07/2012 | WO2012074145A1 Hydraulic pump control system for construction machinery |
| 06/05/2012 | US8191456 Method of driving an hydraulic actuator by means of a pressure controlled proportioning solenoid valve |
| 05/23/2012 | CN101694221B Signal sending device for mechanic-hydraulic servo mechanism |
| 05/10/2012 | US20120111184 Valve Return Spring With Filter Support For A Pneumatic Brake Booster Assembly |
| 05/01/2012 | US8166866 Pneumatic brake booster |
| 04/26/2012 | WO2012053672A1 Hydraulic system for a construction machine |