| 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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| 05/26/2011 | DE202011004432U1 Pneumatische Versorgungseinheit und pneumatisch betriebenes Klemm- oder Bremssystem Pneumatic supply unit and pneumatically operated clamping or brake system |
| 05/26/2011 | DE102009054158A1 Hydraulischer Antrieb Hydraulic drive |
| 05/26/2011 | DE102009047069A1 Housing for adjusting drive, particularly for windshield wiper drive in motor vehicle, is provided with housing opening that closes pressure equalization membrane |
| 05/26/2011 | CA2781282A1 Energy storage system including pressurized reservoir |
| 05/25/2011 | CN201844923U Hydraulic loading system for airplane engine |
| 05/25/2011 | CN201843862U Detachable oil filtering device of aggregate shovel |
| 05/25/2011 | CN201843861U Small-flow high-pressure oil source device with stepless variable |
| 05/25/2011 | CN201843860U Moulding plate remote-control operation device |
| 05/25/2011 | CN201843840U Modified structure of novel hydraulic oil tank of loader |
| 05/25/2011 | CN201843618U Cutter disc driving open type hydraulic system of small-size shield machine |
| 05/25/2011 | CN102076975A Fault-tolerant bleed valve assembly |
| 05/25/2011 | CN102072224A High and low-pressure backwashing filter device for hydraulic bracket |
| 05/25/2011 | CN102072223A Heat exchanger with two electronic fans |
| 05/25/2011 | CN101506484B Fan drive system |
| 05/25/2011 | CN101370988B Method for controlling a hydraulic machine in a control system |
| 05/19/2011 | WO2011058681A1 Hydraulic pressure control device |
| 05/19/2011 | WO2011058009A1 Drying agent cartridge and air treatment system with drying agent cartridge |
| 05/19/2011 | WO2011058006A1 Air treatment system |
| 05/19/2011 | WO2011058004A1 Air processing device |
| 05/19/2011 | DE102009053618A1 Hydraulikantrieb mit Energierückgewinnung Hydraulic drive with energy recovery |
| 05/18/2011 | EP2322809A1 Control device for a fluid actuator and electric voltage supply unit |
| 05/18/2011 | CN201836284U Energy-collecting shock absorber |
| 05/18/2011 | CN201836155U Electro-hydraulic liquid reversing energy recovery unit |
| 05/18/2011 | CN201836154U High-frequency electrohydraulic fluttering generator |
| 05/18/2011 | CN201836153U Hydraulic oil tank cooling device |
| 05/18/2011 | CN201833072U Energy-saving device for band sawing machine |
| 05/18/2011 | CN102062132A Hydraulic control system |
| 05/18/2011 | CN101460349B Arrangement for venting of hydraulic system in motor vehicle |
| 05/17/2011 | US7942379 Active vibration isolation system with a combined position actuator |
| 05/12/2011 | WO2011054393A1 Device and method for fixing parts |
| 05/12/2011 | DE102009052285A1 Digitalhydraulik-Ventilstufe Digital hydraulic valve stage |
| 05/12/2011 | DE102009052258A1 Hydraulische Baugruppe Hydraulic assembly |
| 05/12/2011 | DE102009022182B4 Regelbare Drosselstrecke Adjustable throttle section |
| 05/11/2011 | EP2318720A1 Velocity control of unbalanced hydraulic actuator subjected to over-center load conditions |
| 05/11/2011 | CN201827174U Multistage purifying oil filter |
| 05/11/2011 | CN201827173U Steam cooling system for loader |
| 05/11/2011 | CN201825568U Flushing and cooling branch of closed loop of bucket wheel machine hydraulic system |
| 05/11/2011 | CN102057169A Fluid cooling device |
| 05/11/2011 | CN102057166A Hydraulic system including fixed displacement pump for driving multiple variable loads and method of operation |
| 05/11/2011 | CN102052242A Method for reducing noises by adjusting yaw braking forces of wind turbine |
| 05/05/2011 | WO2011053424A1 Fluidic impulse generator |
| 05/05/2011 | WO2011050872A1 Suction/return filter having a dual-function valve |
| 05/05/2011 | DE102009031472B4 Druckausgleichseinrichtung Pressure compensation device |
| 05/05/2011 | DE102009019721A1 Hydraulisches System Hydraulic system |
| 05/05/2011 | DE102004031155B4 Zustandsermittlungsvorrichtung für ein durch ein Arbeitsfluid belastendes Element und Zustandsermittlungsvorrichtung für eine Fluiddrucksteuerschaltung State determining apparatus for a stressful by a working fluid element and state determining apparatus for a fluid pressure control circuit |
| 05/05/2011 | CA2776636A1 Fluidic impulse generator |
| 05/04/2011 | EP2315951A1 Method of using new flushing ports during cleaning of a piston accumulator |
| 05/04/2011 | EP2044334B1 Method and apparatus for blow-moulding containers |
| 05/04/2011 | CN201818593U Self-powered air-cooled oil radiator system |
| 05/04/2011 | CN201818591U Hydraulic driving device for engineering machine |
| 05/04/2011 | CN201818567U Integrated oil tank |
| 05/04/2011 | CN201818566U Hydraulic oil tank with oil return system |
| 05/04/2011 | CN102046887A Controller of hybrid construction machine |
| 05/04/2011 | CN102042388A Sump filter restraining device |
| 05/04/2011 | CN102042281A Oil cylinder of static pressure vibration exciter |
| 05/04/2011 | CN102041770A Screed for road finishing machine |
| 05/04/2011 | CN101107157B Power steering gear cooling |
| 04/28/2011 | US20110094213 Method and apparatus for controlling a pump |
| 04/28/2011 | DE112009000708T5 Controller für Hybrid-Baugerät Controller for hybrid construction equipment |
| 04/28/2011 | DE112009000707T5 Controller für Hybrid-Baugerät Controller for hybrid construction equipment |
| 04/27/2011 | CN201810614U High-pressure oil radiator |
| 04/27/2011 | CN201810613U Vacuum oil filling device |
| 04/27/2011 | CN102032243A Hydraulic oil cooler |
| 04/27/2011 | CN102032242A Method for monitoring running state of hydraulic system on line based on electrical parameter information fusion |
| 04/27/2011 | CN102032241A Method for debugging large hydraulic lubrication system |
| 04/27/2011 | CN102032224A Nitrogen charge energy accumulation emergency recovery system |
| 04/27/2011 | CN102030265A Crane hydraulic system for load sensitive ship |
| 04/27/2011 | CN101323033B Control method and device of hydraulic rolling shear for medium plate |
| 04/22/2011 | CA2717112A1 Equipment with hydraulically driven electrical over hydraulic control |
| 04/21/2011 | DE102010048196A1 Method for protecting diathermic oil of primary circuit from volatile impurities in organic rankine cycle plant, involves intervening oil flow with corrective measures before occurrence state of impurities reaches set of values |
| 04/21/2011 | DE102009050847A1 Device for pulsed release of amount of hydraulic oil for realizing start-stop function in automatic gearbox of passenger car, has piston held in position by valve device that is formed from seat valve |
| 04/21/2011 | DE102009050833A1 Vorrichtung zum impulsartigen Freigeben einer in einem Speichergehäuse bevorratbaren Fluidmenge Apparatus for pulsed release a bevorratbaren in a storage enclosure amount of fluid |
| 04/20/2011 | EP2310692A1 Flow control |
| 04/20/2011 | CN201802691U Sequence control valve |
| 04/20/2011 | CN201802607U Electrohydraulic control system applied to concrete or coal slurry conveying device |
| 04/20/2011 | CN201802380U Rotary drilling rig full electric control device |
| 04/20/2011 | CN102022929A Plate-fin heat exchanger |
| 04/20/2011 | CN101451549B Method for controlling hydraulic system and hydraulic system for implementing the same |
| 04/20/2011 | CN101155997B Hydrostatic drive mechanism |
| 04/19/2011 | US7926515 Modular unit |
| 04/14/2011 | DE112009001293T5 Regler für eine Hybrid-Baumaschine Regulator for a hybrid construction equipment |
| 04/13/2011 | EP2203233B1 Device for filtering pressurized oil |
| 04/13/2011 | CN201794859U Novel energy chain |
| 04/13/2011 | CN201792744U Single-pump dual-motor driving engineering vehicle and hydraulic system and control device thereof |
| 04/13/2011 | CN102016259A Hydraulic reversing fan valve and machine using same |
| 04/13/2011 | CN102011769A Wheeled crane and hydraulic oil cooling system and control method thereof |
| 04/13/2011 | CN102011768A Hydraulic oil circulating filtration mechanism of wire hydraulic crimping machine |
| 04/13/2011 | CN102011767A Hydraulic system |
| 04/13/2011 | CN102011387A Hydraulic lifting system with self-installed oil production platform |
| 04/13/2011 | CN102011386A Lifting pull-plug pin system of self-installed production platform |
| 04/13/2011 | CN101532527B Pressure-regulating control air valve |
| 04/13/2011 | CN101253315B Control device for hydraulically driven fan |
| 04/13/2011 | CN101235834B Electro-hydraulic control system with multiplexed trim valves for a transmission |
| 04/07/2011 | WO2011040553A1 Liquid pressure circuit |
| 04/07/2011 | US20110079006 Method and apparatus for controlling a variable displacement hydraulic pump |
| 04/07/2011 | DE10235373B4 Verfahren zur Prüfung einer hydraulischen Fahrzeugbremsanlage auf ungelöstes Gas in der Bremsflüssigkeit A method for testing a hydraulic vehicle brake system for undissolved gas in the brake fluid |
| 04/07/2011 | DE102009048136A1 Electrohydraulic control device for automatic transmission of motor vehicle, has electronic control unit and/or electrohydraulic control unit including components arranged at corresponding housing parts of valve housing |
| 04/07/2011 | DE102009036917A1 Druckversorgungsanlage Pressure supply system |
| 04/06/2011 | EP2109718B1 System and method for controlling actuator position |
| 04/06/2011 | CN201788095U Numerical control turret head reliability test system having electro-hydraulic servo loading device |