| Patents for F15B 19 - Testing fluid-pressure actuator systems or apparatus, so far as not provided for elsewhere (1,602) |
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| 07/25/2012 | CN202348836U Prepressing balance device for pressure detection oil cylinder |
| 07/25/2012 | CN102606559A Hydraulic fault detector |
| 07/25/2012 | CN102606558A Test bench for hydraulic system of mining dumper |
| 07/25/2012 | CN102606557A Health evaluation method for hydraulic system based on fault observer and SOM (self-organized mapping) |
| 07/25/2012 | CN101517245B Method and system for calibrating independent metering valves |
| 07/25/2012 | CN101451559B Pressure test frock for electro-hydraulic servo valve pilot valve component |
| 07/25/2012 | CN101451558B Pressure test frock for electro-hydraulic servo valve body |
| 07/18/2012 | CN202338534U 超高压大流量立柱液压部件试验台 EHV large flow test stand upright hydraulic components |
| 07/18/2012 | CN102588387A External dynamic test cylinder of sensor |
| 07/18/2012 | CN102588386A Comprehensive performance monitor station of bi-energy system for passenger car under simulated condition |
| 07/12/2012 | DE102011012558B3 Druckluft-Wartungsgerät und damit ausgestattete Verbrauchersteuervorrichtung Compressed air maintenance device and thus equipped consumer control device |
| 07/11/2012 | EP2473144A1 Pneumatic pressure output control by drive valve duty cycle calibration |
| 07/11/2012 | CN202326521U 高压液压阀测试智能监控和数据采集系统 High-pressure hydraulic valve testing intelligent monitoring and data acquisition system |
| 07/11/2012 | CN202326520U 压下系统电液伺服阀故障显示装置 Servo Valve pressure system fault display device |
| 07/11/2012 | CN102575693A Control arrangement |
| 07/11/2012 | CN101900153B Energy-efficient hydraulic power supply driven by permanent magnet servo motor |
| 07/11/2012 | CN101424284B Gear box oil pump test control timing method and timer |
| 07/10/2012 | US8215227 Detecting of faults in a valve system and a fault tolerant control |
| 07/04/2012 | CN202301289U 液压系统高低压复合在线循环冲洗和试压装置 High and low pressure hydraulic systems and complex online rinse cycle pressure test device |
| 07/04/2012 | CN202301286U Multifunctional universal static tester for servo valve |
| 07/04/2012 | CN102536962A Optimization method of circulating fluid system |
| 07/04/2012 | CN102536961A Hydraulic component integrated testing device and machining method thereof |
| 07/04/2012 | CN101865180B Static pressure and vibration composite test device for hydraulic tube and connecting joint thereof |
| 06/28/2012 | WO2012037516A3 Valve actuator control system and method of use |
| 06/27/2012 | EP2469104A2 Component maintenance action identification |
| 06/27/2012 | CN102518622A Displacement testing based hydraulic oil cylinder characteristic testing method and system |
| 06/21/2012 | WO2012079900A1 Method for detecting an error in the installation of a seal in a master cylinder |
| 06/21/2012 | DE102008053710B4 Elektrische Einrichtung zur Verschleißerkennung elastomerer dynamischer Dichtungen Electrical apparatus for wear detection elastomeric dynamic seals |
| 06/14/2012 | WO2012076035A1 Electrofluidic control device |
| 06/14/2012 | WO2012051983A3 Method for controlling an electrically actuated hydraulic valve |
| 06/13/2012 | CN102497841A Pneumatic pressure output control by drive valve duty cycle calibration |
| 06/13/2012 | CN102493974A Hydraulic oil circuit suitable for tests of multiple kinds of hydraulic components |
| 06/13/2012 | CN102493973A Wide-range internal leakage detection device for hydraulic component |
| 06/07/2012 | WO2012048390A3 Sensor for detecting hydraulic liquids in aircraft |
| 05/31/2012 | DE102011111673A1 System und Verfahren zum Managen des Leitungsdrucks in einem Fahrzeug während eines Zustands eines schwebenden Fehlers System and method for managing the line pressure in a vehicle during a state of a pending error |
| 05/30/2012 | EP2456985A1 Control arrangement |
| 05/30/2012 | CN202251250U Hydraulic cylinder tester |
| 05/30/2012 | CN202251249U Channel test bench for hydraulic system |
| 05/30/2012 | CN202251248U Controller and device for detecting hydraulic valve, device for detecting fault of hydraulic circuit and fault processing system |
| 05/30/2012 | CN102478033A 一种电液伺服阀测控系统 One kind of electro-hydraulic servo valve and control system |
| 05/23/2012 | EP2454491A1 Measuring apparatus and marketable kit together with a handheld instrument for determining the electrical potential of a flowing fluid |
| 05/23/2012 | CN102465939A 举升系统故障判断装置和系统及故障判断方法 Lifting system fault diagnosis device and system and method for determining failure |
| 05/16/2012 | CN202220775U Test bench of hydraulic oil cylinder |
| 05/16/2012 | CN202220774U Displacement detection device and oil cylinder with the same |
| 05/16/2012 | CN102459923A 使用估计的传感器值控制流体回路 The sensor using the estimated value of the control fluid circuit |
| 05/15/2012 | CA2562920C Method and apparatus for operating a control valve by means of a control loop and performing diagnostics of the same |
| 05/10/2012 | WO2009133298A9 Method for monitoring the status of an energy reserve accumulator, particularly for an aircraft |
| 05/09/2012 | CN102444643A Test stand for hydraulic element |
| 05/02/2012 | EP2447547A1 Hydraulic pressure control apparatus |
| 05/02/2012 | CN102434535A Equivalent simulation testing system of hydraulic control system of underwater production facility |
| 05/02/2012 | CN102434534A Working state monitoring device and method for servo hydraulic system |
| 04/25/2012 | CN202203216U 全自动电液比例控制蓄能器测试系统 Automatic electro-hydraulic proportional control system accumulator test |
| 04/18/2012 | CN202194886U 蓄能器动态试验装置 Accumulator dynamic test device |
| 04/12/2012 | WO2012045968A1 Device and method for measuring the leakage rate of reference pressure lines onboard an aircraft |
| 04/11/2012 | CN202187977U 一种飞机大型液压元件的性能测试系统 Performance testing system for large aircraft hydraulic components |
| 04/11/2012 | CN101809425B 用于对液压油泄漏进行检测的方法和设备 Method and apparatus for detecting a leak of hydraulic oil |
| 04/05/2012 | DE102010047000A1 Method for rectifying malfunction of e.g. electromagnetically actuated 5/2 position switching valve for hydro pump of hydraulic system, involves changing electric current in problem rectifying mode relative to actual mode in pulses |
| 04/04/2012 | EP2435714A1 Method and device for monitoring the function of a hydraulic system comprising a hydraulic accumulator |
| 03/28/2012 | CN202176580U Device for detecting equivalent coordination valve of hydraulic system |
| 03/28/2012 | CN202174208U Hydraulic circuit of rolling and riveting system |
| 03/22/2012 | WO2012037516A2 Valve actuator control system and method of use |
| 03/21/2012 | CN102384133A Multichannel hydraulic stacked connecting board |
| 03/21/2012 | CN101813109B Servo valve test system |
| 02/29/2012 | EP2423547A2 Cutoff valve control apparatus |
| 02/22/2012 | CN202149102U 新型液压阀试验台装置 The new hydraulic valve test bench equipment |
| 02/21/2012 | US8117747 Installing vehicle wiring harness |
| 02/15/2012 | EP2417365A1 Control of a fluid circuit using an estimated sensor value |
| 02/15/2012 | CN102352879A Fatigue test system for hydraulic oil tank for engineering machinery |
| 02/09/2012 | DE102010036865A1 Anschlussvorrichtung zum Anschließen eines Druckbehälters an einen Druckprüfstand in selbstverstärkender Ausführung Connection device for connecting a pressure vessel to a pressure test in self-reinforcing design |
| 02/08/2012 | CN202140375U 飞机伺服阀、舵机、刹车活门综合试验台 Aircraft servo valves, steering, brake valves comprehensive test-bed |
| 02/08/2012 | CN202140374U 一种蓄能器多功能疲劳试验机 One kind of accumulator multifunction fatigue testing machine |
| 02/07/2012 | CA2484579C Connection, pneumatic system equipped with such a connection and assembly including such a system |
| 02/01/2012 | CN202132315U 一种液压阀试验台的泵站 Pumping a hydraulic valve test rig |
| 02/01/2012 | CN202132314U 一种油缸试验台 One kind of cylinder test bench |
| 02/01/2012 | CN202132313U 一种用于油缸试验台的调节装置 An adjustment device for cylinder test bench |
| 02/01/2012 | CN202132312U 一种液压阀的自动检测调试系统 Debug system automatically detects a hydraulic valve |
| 02/01/2012 | CN102338137A Method for detecting hydraulic valve, controller and device, method for detecting malfunction of hydraulic loop and device and malfunction processing system |
| 01/26/2012 | WO2012011819A1 Method and device for treatment of liquid in a hydraulic system |
| 01/26/2012 | DE202011052463U1 Hydropulsvorrichtung, insbesondere Innendruckpulser Hydropuls device, in particular internal pressure Pulser |
| 01/25/2012 | CN202125486U Test bench device of hydraulic valve |
| 01/25/2012 | CN102330717A Test system for hydraulic system of hydraulic excavator |
| 01/11/2012 | EP2405145A2 Method for Monitoring a Component in a Hydraulic Circuit, Monitoring Device and Fluid Turbine |
| 01/11/2012 | CN202108812U Through type online experiment platform for hydraulic oil cylinder |
| 01/11/2012 | CN202108811U Automatic testing device of servo valve performance of steering engine |
| 01/11/2012 | CN202108810U Hydraulic and barometric element detecting system of well control device |
| 01/11/2012 | CN102312882A Method for monitoring a component in a hydraulic circuit, monitoring device and fluid turbine |
| 01/11/2012 | CN101782092B Test method of lowest starting pressure of hydraulic executing component |
| 12/28/2011 | CN102297181A 一种自动变速器液压系统性能试验台液压控制回路 An automatic transmission hydraulic system performance test-bed hydraulic control circuit |
| 12/21/2011 | CN102287421A 一种液压油箱试验系统 A hydraulic tank test system |
| 12/21/2011 | CN102287420A 蓄能器动态试验装置 Accumulator dynamic test device |
| 12/21/2011 | CN102287419A 一种舵机伺服阀性能自动测试装置及测试方法 One kind of steering servo valve performance automatic test equipment and test methods |
| 12/21/2011 | CN101871848B 拖网渔船曳纲绞机半实物仿真试验平台 Gang twister trawlers drag-loop simulation testbed |
| 12/14/2011 | CN202073872U 飞机发电机用液压马达驱动实验装置 Aircraft hydraulic motor generators experimental device |
| 12/07/2011 | CN202065278U 汽车起重机整机液压系统故障分析系统 Truck crane machine hydraulic system failure analysis system |
| 12/07/2011 | CN202065277U 一种液压过滤器流量-阻力特性试验台 A hydraulic filter flow - resistance characteristics test bed |
| 12/07/2011 | CN202065276U 液压油缸缓冲测试调整结构 Hydraulic buffer test Restructuring |
| 11/30/2011 | CN102265042A 海底控制系统诊断 Subsea control system diagnostics |
| 11/23/2011 | CN102252007A Hydraulic cylinder test device and method under simulated working condition |
| 11/16/2011 | CN202040152U Fault detection system of hydraulic system |
| 11/16/2011 | CN202040151U Automatic multi-functional testing system for teaching |