| Patents for F15B 19 - Testing fluid-pressure actuator systems or apparatus, so far as not provided for elsewhere (1,602) |
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| 01/08/2014 | CN103498837A Piston stroke detecting device, hydraulic system control device and method and engineering machine |
| 01/08/2014 | CN103498836A Oil return process completion detection device for CNG hydraulic flat pusher station |
| 01/01/2014 | CN203374559U Test system for hydraulic cylinder stribeck model friction parameter |
| 01/01/2014 | CN203374539U Oil supply circulating system for submarine oil-charged power cable |
| 01/01/2014 | CN102072219B Quickly loading booster cylinder and high-flow safety valve test device using same |
| 12/25/2013 | CN103477093A Electropneumatic position controller |
| 12/18/2013 | CN203348221U Testing machine for fault diagnosis of hydraulic system |
| 12/18/2013 | CN203348220U Hydraulic pump analog loading system |
| 12/18/2013 | CN203348219U Hydraulic cylinder testing device |
| 12/18/2013 | CN203348218U Device used for automatically detecting service life of aircraft seat hydraulic device |
| 12/18/2013 | CN103452959A Online comprehensive detection system for oil |
| 12/18/2013 | CN103452958A Pressure valve debugging system |
| 12/18/2013 | CN103452957A Oscillating hydraulic steering engine testing table |
| 12/11/2013 | CN203335910U Loading valve for test stand of hydraulic parts |
| 12/11/2013 | CN203335531U Device for measuring pressure of oil lines of gears |
| 12/11/2013 | CN103443726A Method and device for monitoring a servo-valve actuation system |
| 12/04/2013 | CN203321939U Hydraulic cylinder internal leakage composite detection system |
| 12/04/2013 | CN203321933U Jacking-clamping combined oil cylinder |
| 12/04/2013 | CN203321907U Air pressure pressurization system and air pressure detecting device with air pressure pressurization system |
| 12/04/2013 | CN103423240A Shaft hoist load simulation hydraulic loading test device |
| 12/04/2013 | CN103423239A Measuring device and method for dead areas of electro-hydraulic servo system with self-adapting flutter |
| 12/04/2013 | CN103423217A Low-noise hydraulic load simulation device |
| 11/27/2013 | CN103410892A On-line method for detecting leakage and air-mixed hydraulic oil failure of hydraulic disc brake |
| 11/27/2013 | CN103410811A Energy recovery type hydraulic system for fatigue test of hoisting system |
| 11/27/2013 | CN103410810A Testing device for testing durability of sealing parts of hydraulic cylinder |
| 11/27/2013 | CN103410809A System and method for testing hydraulic cylinder Stribeck model friction parameters |
| 11/20/2013 | CN203297198U Intelligent monitoring device |
| 11/20/2013 | CN203297197U Service life test simulation platform of rotation type electronic speed regulation actuator |
| 11/20/2013 | CN103398046A Gear shifting device and testing method for hydraulic test of automatic double clutch gearbox |
| 11/20/2013 | CN103398045A Pneumatic flow measuring device of electro-hydraulic servo valve with sliding valve-controlled throttling window coverage |
| 11/20/2013 | CN103398044A Gas pressure chamber with protection function |
| 11/20/2013 | CN103398043A Method, equipment, system and engineering machinery used for detecting internal leakage of oil cylinder |
| 11/20/2013 | CN101057080B Pneumatic device selection system, pneumatic device selection method, recording medium, and pneumatic device selection program |
| 11/13/2013 | CN203285785U Power unit service life test stand |
| 11/07/2013 | WO2013164755A1 System for position measuring and integrity measuring |
| 11/06/2013 | CN203272340U High-precision inspection device for air-suspending friction-free air cylinder |
| 10/30/2013 | CN203257795U Oil pressure test stand of energy accumulator |
| 10/30/2013 | CN103380304A Compressed air maintenance unit, and consumer control device equipped with the same |
| 10/23/2013 | EP2651729A1 Method for detecting an error in the installation of a seal in a master cylinder |
| 10/23/2013 | CN203248451U Failure diagnostic device of metal band sawing machine feed hydraulic system |
| 10/23/2013 | CN203248450U Oil cylinder overload and failure detection and protection system and oil cylinder with same |
| 10/16/2013 | EP2650549A2 Electrohydraulic assembly, method for controlling the electrohydraulic assembly and mobile working machine with the electrohydraulic assembly |
| 10/16/2013 | EP2650548A2 Hydraulic system, method for controlling such a hydraulic system and mobile work machine with such a hydraulic system |
| 10/16/2013 | CN103352900A Heavy-duty mining dump vehicle hydraulic oil cylinder/hydraulic valve test table |
| 10/02/2013 | CN203223439U On-line real-time monitoring device for failure of hydraulic motor of large-sized plate bending roll |
| 10/02/2013 | CN103339389A Electrofluidic control device |
| 09/26/2013 | WO2013139489A1 Digital control method for a hydraulic on/off valve |
| 09/26/2013 | DE102012010055A1 Einrichtung und Verfahren zur Überwachung der Dichtigkeit von druckluftverbrauchenden oder druckluftführenden pneumatischen Elementen Apparatus and method for monitoring the leakage of compressed air consuming or carrying compressed air pneumatic elements |
| 09/25/2013 | EP2642133A1 Digital control method for a hydraulic ON/OFF valve |
| 09/19/2013 | WO2013135382A1 Fluid system and method for operating a fluid system |
| 09/19/2013 | DE102012005224A1 Fluidsystem und Verfahren zum Betreiben eines Fluidsystems Fluid system and method of operating a fluid system |
| 09/18/2013 | CN103307317A Valve device and failure detector of hydraulic circuit |
| 09/18/2013 | CN103307057A Pollution and abrasion test system for electro-hydraulic servo valve |
| 09/18/2013 | CN102027185B Method for determining dead zone of valve |
| 09/11/2013 | CN203189399U Air oil discharge type hydraulic cylinder pressure testing device |
| 09/11/2013 | CN103291689A Method for controlling loading pressure of tested valve based on hydraulic test bench |
| 09/11/2013 | CN103291688A Hydraulic pump motor test bed with energy recovery device and using method thereof |
| 09/04/2013 | CN203176064U Water base medium oil cylinder pressure test device |
| 09/04/2013 | CN203176063U Test bed of hydraulic servo valve |
| 09/04/2013 | CN203176062U Safety function detecting device of electrohydraulic actuator |
| 09/04/2013 | CN103282758A Device and method for measuring the leakage rate of reference pressure lines onboard an aircraft |
| 09/04/2013 | CN103277365A Intelligent monitoring device |
| 09/03/2013 | US8527103 Method and system for mortar removal |
| 08/29/2013 | DE102012101459A1 Fluidische Steuerung, insbesondere pneumatische Steuerung für Prüfmaschinen Fluidic control, especially pneumatic control for Testing |
| 08/28/2013 | CN203161721U Oil feeding-and-discharging integrated device of hydraulic-oil-cylinder horizontal-type testbed |
| 08/28/2013 | CN203161718U Oil cylinder displacement measuring device and pumping system |
| 08/22/2013 | DE102012202326A1 System for providing operation function of commercial vehicle such as forklift, has evaluation module that checks operation condition of hydraulic valve of commercial vehicle based on actual current value measured by measuring module |
| 08/21/2013 | CN102016331B Method for controlling the status of an energy reserve accumulator of an aircraft, related device and the aircraft |
| 08/14/2013 | CN203130671U Servo pump device on microcomputer control electro-hydraulic servo universal testing machine |
| 08/14/2013 | CN103249618A Method for detecting an error in the installation of a seal in a master cylinder |
| 08/08/2013 | WO2013113317A1 Hydraulic system primarily for pitch control |
| 08/07/2013 | EP2622229A1 Compressed air maintenance unit, and consumer control device equipped with the same |
| 08/07/2013 | CN203114787U Proportional valve testing bench |
| 08/07/2013 | CN203114786U Leakage measuring system |
| 08/07/2013 | CN103233945A Oil pressure test bed of energy accumulator |
| 07/31/2013 | CN102155470B Automatic detection and debugging system and method of hydraulic valve |
| 07/24/2013 | CN203081905U Test bed of valve actuator cylinder |
| 07/24/2013 | CN203081904U Hydraulic cylinder testing bed |
| 07/24/2013 | CN203081903U Hydraulic testing cabinet |
| 07/17/2013 | CN203067415U Hydraulic oil-leakage monitoring system for excavator bucket |
| 07/17/2013 | CN203067414U Durability testing device for electromagnetic pilot valve |
| 07/17/2013 | CN203067413U Energy recycling device for hydraulic motor load test |
| 07/17/2013 | CN203067375U Novel hydraulic pump station |
| 07/16/2013 | CA2723610C Method for determining dead zone of valve |
| 07/10/2013 | CN203051313U Hydraulic pressure station |
| 07/10/2013 | CN203051309U Oil cylinder locking state monitoring device, oil cylinder and engineering vehicle |
| 07/10/2013 | CN203051308U Hydraulic element detection system based on PLC (programmable logic controller) |
| 07/04/2013 | WO2013101410A1 System and method for controlling transmission based on variable pressure limit |
| 07/04/2013 | DE102012220177A1 Method for checking correct filling of e.g. hydraulic clutch actuating system, involves determining whether two position-pressure characteristics are present, when determined maximum pressure gradient is greater than preset value |
| 07/03/2013 | CN203035657U Hydraulic cylinder hydraulic loading test tool |
| 07/03/2013 | CN203035656U Servo reversing valve detecting equipment |
| 07/03/2013 | CN103185048A Method of valve calibration |
| 07/03/2013 | CN102108992B Method for determining and maintaining defect of servo valve |
| 06/26/2013 | EP2606240A1 Electrofluidic control device |
| 06/26/2013 | CN203023173U Action time gauge for hydraulic cylinder |
| 06/26/2013 | CN101865186B Online oil filling and purifying device for hydraulic equipment |
| 06/20/2013 | WO2013090152A1 Hydraulic system having energy recovery |
| 06/19/2013 | CN203009457U Anti-loose checking device for buffering cone of oil cylinder of pneumatic microquake multi-contact high pressure molding line |
| 06/19/2013 | CN203009456U Pressure detection connecting device for hydraulic system |
| 06/19/2013 | CN203009455U Hydraulic cylinder load test device |