| 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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| 07/01/2004 | WO2004055386A1 Working machine driving unit |
| 07/01/2004 | US20040128107 Heavy equipment having oil pollution degree diagnosing function, and oil pollution degree measuring system on network using the same, and operation method |
| 07/01/2004 | DE10358836A1 Hydraulic system, especially for motor vehicles, has receiver cylinder with piston and piston movement path, each consisting of material with similar coefficients of thermal expansion |
| 06/30/2004 | EP1433961A2 Solenoid valve for reduced energy consumption |
| 06/30/2004 | EP1433648A2 Energy recovery system for a work vehicle. |
| 06/30/2004 | EP1433512A1 Fluid filtration system including replaceable filter module |
| 06/29/2004 | US6755473 Fluid control system for an office furniture device |
| 06/29/2004 | US6755214 Solenoid valve for reduced energy consumption |
| 06/24/2004 | WO2004053332A1 Method and device for controlling pump torque for hydraulic construction machine |
| 06/24/2004 | US20040118761 Fluid filtration system including replaceable filter module |
| 06/24/2004 | US20040118623 Energy recovery system for a work vehicle |
| 06/24/2004 | US20040118459 Valve Having At Least One Screen |
| 06/23/2004 | EP1431588A1 Opto-electro-fluidic control system |
| 06/22/2004 | US6752356 Control device and method for emergency opening of an aircraft evacuation door |
| 06/17/2004 | US20040113017 Control device and method for emergency opening of an aircraft evacuation door |
| 06/17/2004 | US20040112594 Closed-loop downhole resonant source |
| 06/17/2004 | US20040112445 Switchable fluid control valve system |
| 06/17/2004 | US20040112440 Fluid flow control valves |
| 06/17/2004 | US20040112312 Valve actuating device, and method for controlling same |
| 06/17/2004 | DE202004005983U1 Kondensatfilter, insbesondere für Luftaufbereitungsmodule Condensate filter, especially for air conditioning modules |
| 06/17/2004 | DE10320799A1 Brake facility for controlling a motor vehicle's brake/drive slippage/driving dynamics has a braking pressure transmitter, inlet and outlet valves, a pump and a reservoir of pressurized fluid |
| 06/17/2004 | DE10256923A1 Verfahren und Vorrichtung zur Bewegungsdämpfung von Hydraulikzylindern mobiler Arbeitsmaschinen Method and apparatus for damping the movement of hydraulic cylinders of mobile working machines |
| 06/16/2004 | EP1429035A2 Switchable fluid control valve system |
| 06/16/2004 | CN1505739A Hydraulic device with breather assembly |
| 06/15/2004 | US6751542 Corrective control system and method for liquid pressure control apparatus in automatic transmission |
| 06/15/2004 | US6748968 Method and apparatus for combined conduit/electrical-conductor junction installation |
| 06/15/2004 | US6748738 Hydraulic regeneration system |
| 06/10/2004 | WO2004049085A2 Anti-condensation control system for devices driven by compressed air |
| 06/10/2004 | WO2004048788A1 Combination hydraulic system and electronically controlled vehicle and method of operating same |
| 06/10/2004 | US20040108258 Hydraulic oil filtration apparatus |
| 06/10/2004 | US20040108008 Method of purging liquids from piston accumulators |
| 06/10/2004 | US20040107699 Hydraulic control system with energy recovery |
| 06/09/2004 | EP1426627A2 Hydraulic pressure-generating apparatus |
| 06/09/2004 | EP1426499A1 Method and apparatus for end stroke dampening in hydraulic actuators of mobile working machines |
| 06/09/2004 | DE10351518A1 Beimischluftmengenwarnvorrichtung Beimischluftmengenwarnvorrichtung |
| 06/08/2004 | CA2214510C Electrofluidic standard module and custom circuit board assembly |
| 06/03/2004 | WO2004046562A1 Method and device for controlling temperature rise of autonomous inverter-driven hydraulic unit |
| 06/03/2004 | US20040103945 Low leak boom control check valve including an insert |
| 06/03/2004 | US20040103657 Hydraulic pressure generating apparatus |
| 06/03/2004 | US20040103656 Hydraulic energy storage systems |
| 06/03/2004 | US20040103644 Arrangement and method for compressed air systems in vehicles |
| 06/03/2004 | DE4120447B4 Entlüftungsvorrichtung für eine hydraulische Anlage Venting device for a hydraulic system |
| 06/03/2004 | DE10350117A1 Hydraulic-drive vehicle, such as wheel loader, used for ground excavation, has hydraulic motor whose change of maximum driving force is enabled as oil discharged from hydraulic pump is supplied to hydraulic motor |
| 06/02/2004 | EP1423633A2 Booster pilot valve |
| 06/02/2004 | EP1423616A1 Hydraulic powered arm system with float control |
| 06/02/2004 | EP1423615A1 Mobile working machine |
| 05/27/2004 | WO2004044438A2 Dehydration of hydraulic fluid by pervaporation at blowing |
| 05/27/2004 | US20040098984 Combination hydraulic system and electronically controlled vehicle and method of operating same |
| 05/27/2004 | DE19955750B4 Verfahren zum Druckausgleich in Hydraulikmotoren zum Antrieb der Hub- und Schließseile eines Seilkranes Method for equalizing pressure in hydraulic motors for driving the lifting and closing ropes of a cable crane |
| 05/27/2004 | DE10253296A1 Car hydraulic brake undissolved gas test procedure, compares regression lines fitted to measured pressure versus piston travel with predicted values |
| 05/26/2004 | CN1499085A Controller of integrated electric hydraulic brake |
| 05/19/2004 | EP1420170A1 Device for controlling hydraulic pressure of construction machine |
| 05/19/2004 | EP1230488B1 Control arrangement for a hydraulic or pneumatic system |
| 05/13/2004 | WO2004040147A1 Exchange and/or scavenging device for a circuit comprising at least one hydraulic motor |
| 05/13/2004 | WO2004040065A1 Damping device |
| 05/13/2004 | WO2004039147A1 A milking device |
| 05/13/2004 | WO2002043980A3 Hydraulic energy storage systems |
| 05/13/2004 | US20040090347 Mixed air amount alarm device |
| 05/13/2004 | US20040089354 Dual mode solenoid valve with pressure regulation |
| 05/13/2004 | DE10250207A1 Dämpfungsvorrichtung Damping device |
| 05/13/2004 | CA2503839A1 A milking device |
| 05/12/2004 | EP1418343A1 Control means for an integrated electrohydraulic actuator |
| 05/12/2004 | EP1266145B1 Fluid-actuated linear drive |
| 05/11/2004 | US6733044 Device for linking fluid-conditioning units |
| 05/11/2004 | US6732761 Solenoid valve for reduced energy consumption |
| 05/11/2004 | US6732638 Time-out indicator for pneumatic strapper |
| 05/11/2004 | US6732512 Velocity based electronic control system for operating hydraulic equipment |
| 05/06/2004 | WO2004038232A1 Method and apparatus for controlling hydraulic pump for working machine of working vehicle |
| 05/06/2004 | EP1415738A1 Rivet tool with remote intensifier auto fill/recharge system |
| 05/06/2004 | DE10249341A1 Hydraulic or pneumatic pressure regulation system forming part of the transmission system in truck or bus has pulse-width operated electro-magnetic valve |
| 05/06/2004 | DE10249337A1 Geräuscharmes Hydraulikaggregat Low noise hydraulic unit |
| 05/06/2004 | DE10243040B3 Fluidic pressure pulse generation method e.g. for handling or packaging plant for cigarettes or rice, using timed switching of electrically-operated valves |
| 04/29/2004 | DE10242969B3 Pneumatische Anordnung mit mehreren Wartungsmodulen zur Druckluftaufbereitung Pneumatic assembly having a plurality maintenance modules for compressed air preparation |
| 04/28/2004 | EP1413772A1 Low noise hydraulic power unit |
| 04/28/2004 | EP1412612A1 Downhole actuation system utilizing electroactive fluids |
| 04/28/2004 | EP1254319B1 Device for saving energy in working appliances that can be actuated hydraulically |
| 04/27/2004 | US6725581 Construction equipment |
| 04/22/2004 | WO2004033806A1 A method and a device for controlling a vehicle and a computer program for performing the method |
| 04/22/2004 | US20040074722 Method for filling hydraulic apparatus with liquid, and apparatus thus filled |
| 04/22/2004 | DE202004002987U1 Compressed air maintenance device has pressure regulator with telescopic rotatable adjusting knob with coupling component engaging with adjusting spindle, and operating component adjustable relative to coupling component |
| 04/22/2004 | DE10296739T5 Hydraulikkreislauf mit Rückführleitungsdosierventil und Betriebsverfahren Hydraulic circuit with Rückführleitungsdosierventil and operating procedures |
| 04/21/2004 | EP1409914A2 Method and apparatus for combined conduit/electrical-conductor junction installation |
| 04/21/2004 | EP1409876A1 Potential energy storage system |
| 04/21/2004 | EP1060096B1 Air dryer reservoir module components |
| 04/20/2004 | US6725105 Bucket shakeout mechanism for electro-hydraulic machines |
| 04/20/2004 | US6723154 Method and device for cleaning air in a compressed air system |
| 04/20/2004 | US6722390 Hydraulic double valve |
| 04/20/2004 | US6722270 Hydraulic press |
| 04/15/2004 | WO2004031593A1 Regulating device for a hydraulic system |
| 04/15/2004 | US20040069497 Actuator control system for hydraulic devices |
| 04/15/2004 | US20040069371 Hydraulic drive system |
| 04/15/2004 | US20040068983 Hydraulic driving unit |
| 04/15/2004 | DE10342459A1 System zur Wiedergewinnung von Energie in einer hydraulischen Schaltung System for recovering energy in a hydraulic circuit |
| 04/15/2004 | DE10251821B3 Hydraulic time function element for delayed control of hydraulic components has actuating cylinder with piston rod, and rod movement defined precisely due to cylinder construction and volume flow limitation |
| 04/14/2004 | EP1406805A2 Compressed air treatment device that is designed to be installed in an industrial vehicle |
| 04/14/2004 | EP1127221B1 Method and device for supplying electrical power to electrical consumers in or on a pneumatic device |
| 04/14/2004 | EP1038086B1 Percussive tool |
| 04/14/2004 | CN1489672A Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of displacement principle |
| 04/13/2004 | US6718759 Velocity based method for controlling a hydraulic system |
| 04/08/2004 | US20040065048 Drive device for packaging machine |