| Patents for F15B 21 - Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass (10,959) |
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| 02/16/2011 | CN101283184B Electropneumatic module system composed of individual modules put in a row |
| 02/10/2011 | US20110030364 Flow management system for hydraulic work machine |
| 02/10/2011 | US20110030363 Open center hydraulic system |
| 02/10/2011 | DE112009000682T5 Controller für Hybrid-Baugerät Controller for hybrid construction equipment |
| 02/09/2011 | EP2282029A1 Self-propelled machine |
| 02/09/2011 | CN201739267U Bell housing |
| 02/09/2011 | CN201739266U Hydrocyclone separator for bubbles in hydraulic oil |
| 02/09/2011 | CN201739265U Single triple fixed displacement pump oil supply device for development machine |
| 02/09/2011 | CN201738363U Novel machine-loaded automatic oil supplementing device of digging machine |
| 02/09/2011 | CN101970904A Hydraulic actuator and joint driving unit employing the same |
| 02/09/2011 | CN101969845A Magnetic resonance elastograph system with hydraulic driver |
| 02/09/2011 | CN101440829B Engineering machinery and engineering machinery control method |
| 02/09/2011 | CN101305136B 作业机械 Operating machinery |
| 02/03/2011 | US20110023477 Hydrostatic circuit lock valve components, circuits, systems, and method |
| 02/03/2011 | DE202010008871U1 Steuervorrichtung Control device |
| 02/03/2011 | DE10233350B4 Behälterkombination mit einer zwei Kanäle besitzenden Verbindung zwischen den Behältern Container combined with two channels possessing bonding containers |
| 02/03/2011 | DE102009035810A1 Device for the provision of a hydraulic consumer of a vehicle equipped with an armor having fluid standing under pressure for military purposes, comprises a pressure conveying device, and a prestressing unit |
| 02/03/2011 | DE102009031472A1 Pressure compensation device for use in motor vehicle, has ring-type sealing insert surrounding small layer of bore and axially protruding to diaphragm, where insert exhibits inner diameter that is larger than small layer of bore |
| 02/03/2011 | DE102009023308B3 Pneumatic device i.e. valve device, for use in production of electricity, has energy transducer serving for transformation of compressed air energy into electricity, where energy transducer is attached at input side of venting channels |
| 02/03/2011 | DE102005014416B4 Luftservozylindervorrichtung und Steuerverfahren hierfür Air servo cylinder apparatus and control method therefor |
| 02/02/2011 | CN201730903U Visible hydraulic cylinder exhaust plant |
| 02/02/2011 | CN201730902U Cooling system |
| 02/02/2011 | CN201730901U Pressing machine hydraulic oil filter plant |
| 02/02/2011 | CN201730898U Oil cylinder with cooling device |
| 02/02/2011 | CN201730883U Finned self-heat radiation oil box |
| 02/02/2011 | CN201728228U Novel tube cold rolling mill electrohydraulic rotary feeding device |
| 02/02/2011 | CN1871439B Pressure vessel assembly for integrated pressurized fluid system |
| 02/02/2011 | CN101963548A Numerical control capstan turret reliability testing system with electro-hydraulic servo loading device |
| 02/01/2011 | US7881828 Bus module for connecting electrically triggered fluidic valves |
| 01/27/2011 | WO2011009705A1 Control arrangement |
| 01/27/2011 | WO2011009664A1 Method for operating a pneumatic system and pneumatic system |
| 01/27/2011 | US20110017672 Process and device for dewatering a hydraulic fluid |
| 01/27/2011 | DE102010023319A1 Anschlussplatte für Aktuatoren Connection plate for actuators |
| 01/27/2011 | DE102009029840A1 Hydrauliksystem Hydraulic system |
| 01/27/2011 | DE102009022182A1 Adjustable throttle passage for fluid of implantable infusion pump and for microsystem, particularly in medical field, has open-cell, incompressible throttle body having inflow surface and outflow surface |
| 01/26/2011 | EP2278167A1 Method for operating a pneumatic system and pneumatic system |
| 01/26/2011 | EP2276936A1 Hydraulic system with a pressure ripple reduction device |
| 01/26/2011 | CN201723528U Liquid excessive pressure energy recovery device |
| 01/26/2011 | CN201722676U Hydraulic lifting system of self-installing oil production platform |
| 01/26/2011 | CN101957295A Pumper arm support fatigue test excitation method and device with adaptive exciting force |
| 01/26/2011 | CN101956744A Method for identification of pneumatic drive |
| 01/26/2011 | CN101956405A Gravitational potential energy recovery device during descending of engineering machinery movable arm |
| 01/25/2011 | US7874155 Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression |
| 01/20/2011 | WO2011006590A1 Measuring apparatus and marketable kit together with a handheld instrument for determining the electrical potential of a flowing fluid |
| 01/20/2011 | WO2011006561A1 Hydraulic control arrangement |
| 01/20/2011 | DE102009033524A1 Druckgasbetriebenes Instrument Pressure gas-powered instrument |
| 01/20/2011 | DE102009032953A1 Lufttrockner Air dryer |
| 01/19/2011 | CN201714749U Backwash filtering station |
| 01/19/2011 | CN201711033U High-pressure automatic back flushing filter station |
| 01/19/2011 | CN101949403A Oil filter for industrial hydraulic and lubrication system |
| 01/19/2011 | CN101949402A Engineering pumping station |
| 01/19/2011 | CN101949397A Balanced valve bank of derricking cylinder system |
| 01/19/2011 | CN101949395A Heat-radiating oil tank for hydraulic system |
| 01/13/2011 | WO2011004881A1 Control device for hybrid construction machine |
| 01/13/2011 | WO2011004880A1 Hybrid construction machine |
| 01/13/2011 | WO2011004879A1 Control device for hybrid construction machine |
| 01/13/2011 | WO2011003516A1 Filter device |
| 01/13/2011 | WO2010106226A3 Hydraulic actuator arrangement and a handling arrangement for web rolls and/or reeling shafts of a fiber web machine |
| 01/13/2011 | DE102009058408A1 Elektrohydraulische Steuerung Electro-hydraulic control |
| 01/12/2011 | EP2273133A2 Active hydraulic regeneration for motion control |
| 01/12/2011 | EP2273132A1 Hydraulic control system and construction machine |
| 01/12/2011 | EP2271846A1 Hydraulic system including fixed displacement pump for driving multiple variable loads and method of operation |
| 01/12/2011 | CN201705248U Continuous pipe injection head control device |
| 01/12/2011 | CN201702503U Hydraulic flash butt welder |
| 01/12/2011 | CN201702006U Control system for branch and leaf crusher |
| 01/12/2011 | CN201701816U Pipeline installation oil circulation flushing filtering device |
| 01/12/2011 | CN101493108B Diaphragm type oil-liquid sanitation oil tank |
| 01/12/2011 | CN101284287B Numerical control bending machine and bending method thereof |
| 01/06/2011 | US20110000203 Hydraulic system having multiple actuators and an associated control method |
| 01/05/2011 | EP2270339A1 Operating oil supplying device and construction machine |
| 01/05/2011 | EP2270321A1 Fan drive controlling device and construction machine |
| 01/05/2011 | EP2268927A1 Control arrangement for controlling a control valve |
| 01/05/2011 | CN201696399U Automobile clutch boosting slave-cylinder exhaust plant |
| 01/05/2011 | CN201696398U Water medium throttle valve speed regulation device |
| 01/05/2011 | CN201696397U Pre-compressed air cleaner |
| 01/05/2011 | CN201696371U Steering oil pot |
| 01/05/2011 | CN201696044U Hydraulic system of coal winning machines |
| 01/05/2011 | CN101936320A Frequency conversion and energy conservation device of hydraulic system |
| 01/05/2011 | CN101936313A Multifunctional hydraulic oil tank breathing device |
| 01/05/2011 | CN101936018A Electro-hydraulic proportion control system of loader |
| 12/30/2010 | US20100326068 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 12/30/2010 | US20100326064 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 12/30/2010 | DE102009027098A1 Druckmedium-Zuführeinrichtung eines hydraulisch betätigbaren Schaltelementes Pressure medium feeding a hydraulically actuated switching element |
| 12/30/2010 | DE102009027097A1 Druckmedium-Zuführeinrichtung eines hydraulisch betätigbaren Schaltelementes Pressure medium feeding a hydraulically actuated switching element |
| 12/29/2010 | EP2267317A2 Hydraulic system |
| 12/29/2010 | EP2265827A1 Automatic air bleed valve for a closed hydraulic system |
| 12/29/2010 | EP1287979B1 Method of operating a hydraulic press brake and hydraulic press brake with controller for executing the method |
| 12/29/2010 | CN201687811U Active negative-suction ventilation valve |
| 12/29/2010 | CN201687800U Self-walking hydraulic control device of bridge detecting vehicle |
| 12/29/2010 | CN201687390U Pressure compensator of guide drill tool hydraulic system |
| 12/29/2010 | CN201686439U Natural gas filling secondary station trailer jack-up device |
| 12/29/2010 | CN201684804U Servo control system for plate bending machine |
| 12/29/2010 | CN101929493A Hydraulic oil tank cooling device |
| 12/29/2010 | CN101929492A Device for controlling equipment with hydraulic loop |
| 12/29/2010 | CN101927287A Driving control device of spinning machine |
| 12/29/2010 | CN101372994B Cam rotor type pulse digital flow generating apparatus |
| 12/23/2010 | US20100319336 Leakage Detection System in a Wind Turbine |
| 12/23/2010 | DE102009027070A1 Ansteuerschaltung für einen pneumatischen oder hydraulischen Aktuator A drive circuit for a pneumatic or hydraulic actuator |
| 12/22/2010 | CN201679802U Energy recovery system of hydraulic actuating mechanism |
| 12/22/2010 | CN201679801U Numerical control hydraulic power unit based on magnetically controlled shape memory (MSM) |