| 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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| 12/02/2009 | EP2126370A1 Controlling device for hydraulic consumers |
| 12/02/2009 | CN201354782Y Hydraulic cylinder device and hydraulic cylinder action control system with same |
| 12/02/2009 | CN101592170A Oil-water tank integrating a hydraulic oil tank with a heat radiating water tank |
| 12/02/2009 | CN100564902C Hydraulic drive system and method of operating a hydraulic drive system |
| 12/02/2009 | CN100564895C Hydraulic circuit comprising a multipurpose selector |
| 11/26/2009 | US20090289208 Pressurized Fluid Discharge Device |
| 11/26/2009 | US20090288409 Vibration-decoupling device for hydraulics |
| 11/26/2009 | US20090288408 Hydraulic circuit, energy recovery device, and hydraulic circuit for work machine |
| 11/26/2009 | DE102008024629A1 Druckluftsystem für ein Fahrzeug Compressed air system for a vehicle |
| 11/26/2009 | DE102008024583A1 Verfahren zum Betrieb einer Filtereinrichtung und Filtereinrichtung Method for operating a filter apparatus and filter means |
| 11/26/2009 | DE102008024338A1 Electro-pneumatic drive system, has electrically actuatable control valve devices designed different such that switching time of one of valve devices is longer than switching time of another one of valve devices |
| 11/25/2009 | CN201351642Y Hydraulic oil tank with oil cooler |
| 11/25/2009 | CN201350817Y Valve device for air suspension device |
| 11/25/2009 | CN101586589A Electrohydraulic motion integrated module device |
| 11/19/2009 | WO2009077785A3 Artificial muscles |
| 11/19/2009 | US20090282825 Actuator Control Device |
| 11/19/2009 | DE102009016574A1 System zum Entlüften eines Hydraulikfluids in einem Getriebe System for venting a hydraulic fluid in a transmission |
| 11/19/2009 | DE102005043175B4 Zylindervorrichtung Cylinder device |
| 11/18/2009 | CN201347923Y Exhaust plant of clutch hydraulic system and braking hydraulic system |
| 11/18/2009 | CN201347908Y Gas-saving type supercharger by utilizing elastic gasbag |
| 11/18/2009 | CN201347904Y Flow blocking and interfering device of steering liquid storage tank |
| 11/18/2009 | CN201346721Y Horizontal type processing center with mechanism automatically controlling oil supplying state of hydraulic tank |
| 11/18/2009 | CN201346695Y Horizontal type processing center |
| 11/18/2009 | CN201346556Y Graphite spray coating constant pressure control system for mandrel |
| 11/18/2009 | CN101581328A United piston self-pressurization energy recovery pump used for reverse osmosis seawater desalination system |
| 11/18/2009 | CN101581327A Pipeline bridge type filtering system |
| 11/18/2009 | CN101581326A Full digital integrated cylindrical valve electrohydraulic synchronous control system |
| 11/18/2009 | CN100560990C Mechanical proportional balancing valve for oil tank liquid level automatic control |
| 11/18/2009 | CN100560988C Control system of down-hole hydraulic valve and equipment thereof |
| 11/18/2009 | CN100560333C Positioning locking cylinder hydraulic circuit for two plate injection moulding machine |
| 11/17/2009 | CA2431225C Hydraulic energy storage systems |
| 11/12/2009 | DE102008023147A1 Valve arrangement for compressed air system of vehicle, has ventilation valve having control element for opening and closing of valve and control pressure supply, where control element is arranged such that valve is normally open |
| 11/12/2009 | DE102008001595A1 Method for mounting a pressure compensating membrane on support attached to casing of vehicle drive system comprises welding edges of retaining ring over membrane to support in position immediately adjacent to its edges |
| 11/12/2009 | DE102008001594A1 Träger mit Druckausgleichsmembran sowie Antriebsvorrichtung, insbesondere für Kraftfahrzeuganwendungen Carrier with pressure compensation membrane, and the drive device, in particular for automotive applications |
| 11/12/2009 | DE102008001591A1 Gehäuse für eine Antriebsvorrichtung, Antriebsvorrichtung sowie Verfahren zum Überprüfen der Dichtheit einer Druckausgleichsmembran A housing for a drive mechanism, drive device and method for checking the tightness of a pressure compensation membrane |
| 11/12/2009 | DE102008001588A1 Druckausgleichselement sowie Gehäuse Pressure compensation element and housing |
| 11/12/2009 | DE102007009768B4 Druckluftversorgungseinrichtung für ein Nutzfahrzeug und Verfahren zum Betreiben einer Druckluftversorgungseinrichtung Compressed air supply device for a utility vehicle and method for operating a compressed air supply device |
| 11/12/2009 | DE102007009767B4 Druckluftversorgungseinrichtung für ein Nutzfahrzeug und Verfahren zum Betreiben einer Druckluftversorgungseinrichtung Compressed air supply device for a utility vehicle and method for operating a compressed air supply device |
| 11/11/2009 | CN201344172Y Pulsating flow generator |
| 11/11/2009 | CN201344171Y Servo hydraulic system for tracking steel tube |
| 11/11/2009 | CN201344170Y Cooling system utilizing pumping medium to cool hydraulic oil |
| 11/11/2009 | CN201344169Y Hydraulic system for disk type brake of drilling rig |
| 11/11/2009 | CN201344165Y A thin type metallic plate shaping apparatus hydraulic device |
| 11/11/2009 | CN101577500A Regulated power supply used for hydraulic servo controller |
| 11/11/2009 | CN101576107A Energy recovery device in shield duct piece assembling driving system |
| 11/11/2009 | CN101576106A Hydraulic valve control device and method for checking a hydraulic valve control device |
| 11/11/2009 | CN101576105A Flushing valve |
| 11/11/2009 | CN100558447C Device for simultaneously cooling and removing liquid from a gas from a compressor |
| 11/05/2009 | WO2009132765A1 Vehicle, in particular mobile work machine |
| 11/05/2009 | US20090272109 Hydraulic system with compensation for kinematic position changes of machine members |
| 11/04/2009 | EP1872019B1 Drive device comprising a position controller |
| 11/03/2009 | CA2297702C Air management apparatus and method having manifold and pass-through components |
| 10/29/2009 | WO2009132177A2 Hydraulic reversing fan valve and machine using same |
| 10/29/2009 | WO2009130059A1 Hydraulic system with a pressure ripple reduction device |
| 10/29/2009 | DE102008020087A1 Pyrotechnischer Aktuator mit Filter Pyrotechnic actuator with filter |
| 10/29/2009 | DE102008018159A1 Sectional door for commercial motor vehicles, has locking cylinder provided in open position of sectional door for mechanically locking tank, to which control valve is arranged |
| 10/28/2009 | CN101566182A Deep sea pressure compensator |
| 10/28/2009 | CN101566181A Control system for pneumatic high-voltage booster |
| 10/22/2009 | WO2009128418A1 Device for controlling hybrid construction machine |
| 10/22/2009 | WO2009127349A1 Control arrangement for controlling a control valve |
| 10/22/2009 | US20090260352 Hydraulic system having load sensing capabilities |
| 10/22/2009 | DE202008007635U1 Luftaufbereitungsvorrichtung, insbesondere einer Luftdruckbremsanlage mit einem Abscheider für flüssige Fluide Air treatment device, particularly an air pressure brake system comprising a separator for liquid fluids |
| 10/22/2009 | DE112007001952T5 Gebläseantriebssystem Fan drive system |
| 10/22/2009 | DE102008017760A1 Portable control device for hydraulic system that supplies cool water to e.g. motor, of machine that is utilized during e.g. coal mining, has hydraulic elements arranged at support unit and fluid-technically connected with each other |
| 10/21/2009 | EP2110562A1 Valve assembly |
| 10/21/2009 | EP2109718A2 System and method for controlling actuator position |
| 10/21/2009 | CN101563508A Hydraulic drive device for hydraulic excavator |
| 10/15/2009 | WO2009126893A1 Hydraulic system including fixed displacement pump for driving multiple variable loads and method of operation |
| 10/15/2009 | WO2009125997A1 Microfluidic circuit element comprising microfluidic channel with nano interstices and fabrication method thereof |
| 10/15/2009 | WO2009102740A3 Flow management system for hydraulic work machine |
| 10/15/2009 | WO2009091767A8 Servo system augmented with an active material component |
| 10/15/2009 | US20090255750 Steering system for engineering vehicle |
| 10/15/2009 | US20090255246 Hydraulic system including open loop and closed loop valve control schemes |
| 10/15/2009 | US20090255245 Hydraulic system including priority based valve sequencing |
| 10/15/2009 | DE102008016073B3 Entlüftungsvorrichtung für eine Druckluftaufbereitungsanlage und Verfahren zum Demontieren einer Lufttrocknerpatrone einer Druckluftaufbereitungsanlage Venting device for a compressed air treatment system and method for dismantling an air dryer cartridge of compressed air treatment plant |
| 10/14/2009 | CN201326609Y Hydraulic cylinder extension remote control unit |
| 10/14/2009 | CN201326608Y Hydraulic oil filtering machine of circuit breaker |
| 10/14/2009 | CN201326607Y Liquid oil air-cooled radiator |
| 10/14/2009 | CN201326594Y Combined control system of direct connecting miniature hydraulic pump and control device thereof |
| 10/14/2009 | CN201326593Y Double-pump control device of high precision fixed charge of hydraulic system |
| 10/14/2009 | CN101555941A System for de-aerating a hydraulic fluid in a transmission |
| 10/14/2009 | CN101554775A Hydraulic driving device in hollow blow molding machine |
| 10/08/2009 | WO2009124009A1 Automatic air bleed valve for a closed hydraulic system |
| 10/08/2009 | WO2009122950A1 Controller of hydraulically driven fan |
| 10/08/2009 | US20090253994 Self-actuated cylinder and oscillation spirometer |
| 10/08/2009 | DE102008017361A1 Compressed air supply device for controlling regeneration of air filter, has compressed air inlet for connecting compressor, where air filter is provided for processing compressed air for consumers |
| 10/08/2009 | DE102008016597A1 Feeder has sheet disconnector for printer, where sheet is placed in form of sheet pile that is to be processed, and pacifier is provided for detecting highest sheet of sheet pile |
| 10/07/2009 | EP2107284A2 Valve housing blank, valve component set and valve group |
| 10/07/2009 | CN201322018Y Diaphragm type oil liquid clean oil tank |
| 10/07/2009 | CN201322013Y Hydraulic system of bus bending machine |
| 10/07/2009 | CN101553664A Quiet fluid supply valve |
| 10/07/2009 | CN101550957A Separate electro-hydraulic servo valve |
| 10/07/2009 | CN101550856A Method and system for performing, monitoring and analizing multiple machine fluid processes |
| 10/07/2009 | CN101550763A 47-meter R-type foldable arm rack concrete pump truck and a producing method thereof |
| 10/01/2009 | WO2009119706A1 Controller of hybrid construction machine |
| 10/01/2009 | WO2009119705A1 Controller of hybrid construction machine |
| 10/01/2009 | WO2009119704A1 Controller of hybrid construction machine |
| 10/01/2009 | WO2009119703A1 Controller of hybrid construction machine |
| 10/01/2009 | WO2009119407A1 Fan drive controlling device and construction machine |
| 10/01/2009 | WO2009119277A1 Operating oil supplying device and construction machine |