| 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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| 01/24/2007 | CN2861581Y Movable hydraulic-oil purification vehicle |
| 01/24/2007 | CN1296628C Double pump-motor hydraulic driving system for lifting oil cylinder of engineering machine |
| 01/24/2007 | CN1296627C Double pump-motor hydraulic drive system for a hydraulic motor of engineering machinery |
| 01/23/2007 | US7165950 Two-stage pressure relief valve |
| 01/23/2007 | US7165639 Integrated hydraulic system for motor vehicles |
| 01/23/2007 | US7165397 Anti-stall pilot pressure control system for open center systems |
| 01/23/2007 | US7165395 Semi-active ride control for a mobile machine |
| 01/23/2007 | CA2502399C Hydraulic fluid distribution system |
| 01/21/2007 | CA2552060A1 Load sense boost device |
| 01/18/2007 | WO2007006074A1 Adaptor for an air compressor and an air compressor |
| 01/18/2007 | DE202006017096U1 Hydraulic device for actuating a functional unit of a vehicle, especially a clutch or braking system comprises a leakage opening arranged in a pressure chamber wall or in a pressure chamber extension which closes the chamber |
| 01/18/2007 | DE112005000535T5 Hydraulikbetriebsmodul Hydraulic operating module |
| 01/18/2007 | DE112004001761T5 Druckbehälteranordnung für integriertes Druckfluidsystem Pressure vessel assembly for integrated pressurized fluid system |
| 01/18/2007 | DE10203384B9 Servolenksystem Servo steering system |
| 01/17/2007 | EP1288505B1 Hybrid machine with hydraulic drive device |
| 01/16/2007 | USRE39467 Air dryer reservoir module components |
| 01/16/2007 | US7162946 Hydraulic control valve having holding valve with improved response characteristics |
| 01/16/2007 | US7162869 Hydraulic system for a work machine |
| 01/11/2007 | US20070006580 Control system and method for supplying pressure means to at least two hydraulic consumers |
| 01/11/2007 | DE202005013908U1 Filtration arrangement for hydraulic oil, which is located in return line from user device includes a coarse filter primary element and a fine particulates and moisture retaining element connected as a by-pass to the main element |
| 01/10/2007 | EP1740921A1 Servohydraulic device |
| 01/10/2007 | CN2856537Y Oil pressure system of cut-off machine |
| 01/10/2007 | CN2856536Y Extruder hydraulic appts with down oil pump |
| 01/10/2007 | CN2855862Y Steering oil vessel |
| 01/10/2007 | CN1894503A Two-stage pressure relief valve |
| 01/09/2007 | US7160447 Fluid filtration system including replaceable filter module |
| 01/09/2007 | US7159610 Relief valve |
| 01/04/2007 | WO2007000058A1 Metal hydride actuator |
| 01/04/2007 | WO2007000052A1 Self-actuated cylinder and oscillation spirometer |
| 01/04/2007 | CA2613563A1 Metal hydride actuator |
| 01/04/2007 | CA2613547A1 Self-actuated cylinder and oscillation spirometer |
| 01/03/2007 | EP1737782A2 Methods and systems for performing, monitoring and analyzing multiple machine fluid processes |
| 01/03/2007 | EP1450945B1 Method and apparatus for increasing and modulating the yield shear stress of electrorheological fluids |
| 01/03/2007 | CN1888455A Power generating equipment regulating valve oil motor servo control system |
| 12/28/2006 | WO2006137170A1 Hydraulic driving device for operating machine |
| 12/28/2006 | DE19820578B4 Geber-oder Nehmerzylinder einer hydraulischen Betätigungseinrichtung Encoder or slave cylinder of a hydraulic actuator |
| 12/28/2006 | DE10301964B4 Bauteil zur Aufnahme eines Ventils sowie Verfahren zur Herstellung hierfür Component for receiving a valve as well as methods for the preparation thereof |
| 12/28/2006 | DE102005033083B3 Air treatment method for utility vehicle pneumatic brake systems, comprises air drier which is regenerated by passing air from pressure tank through it, amount used being increased if condensate is detected in air downstream from drier |
| 12/27/2006 | CN2852100Y Hydraulic system of high-speed wire rope and gasket friction experiment machine |
| 12/27/2006 | CN2851681Y Aluminium alloy high-pressure hydraulic oil engine oil radiator |
| 12/27/2006 | CN2851680Y Hydraulic oil filtering device for hydraulic pumping station |
| 12/27/2006 | CN2850703Y Hydraulic system for ball grinder |
| 12/26/2006 | US7152406 Master cylinder |
| 12/21/2006 | WO2006134324A2 Improvements in or relating to drive systems |
| 12/21/2006 | US20060283600 Electric-hydraulic power unit |
| 12/21/2006 | US20060283322 Hermetic compressor |
| 12/21/2006 | DE102005040530B3 Method and device for controlling a valve especially a motor vehicle fuel injection valve determines electrical quantity or time point of a piezoelectric actuator and stores and controls operation in two modes |
| 12/21/2006 | DE102005002443B4 Verfahren zum Ansteuern eines hydraulischen Stellers und Steuergerät A method of driving a hydraulic actuator and control unit |
| 12/20/2006 | EP1734260A2 Silencer for pneumatic drive |
| 12/19/2006 | US7150286 Methods and systems for performing, monitoring and analyzing multiple machine fluid processes |
| 12/19/2006 | US7150150 Open hydraulic circuit including a relief valve device |
| 12/14/2006 | WO2006132031A1 Drive device for rotation, and working machine |
| 12/14/2006 | WO2006132010A1 Fluid pressure circuit, energy recovery device, and fluid pressure recovery circuit for working machine |
| 12/14/2006 | WO2006132009A1 Working machine |
| 12/14/2006 | US20060278287 Hydrophilic/hydrophobic surfaces |
| 12/13/2006 | EP1731771A2 Method of indicating a pressure progression |
| 12/13/2006 | CN2846841Y Oil liquid cooler of hydraulic station for oil immersed pump |
| 12/13/2006 | CN2846840Y Filter head telescopic and rotary, fiter tube telescopic mechanism of hydraulic filter |
| 12/13/2006 | CN2846830Y Hydraulic driving controller for burning aid fan on heat regenerating heater |
| 12/12/2006 | US7146901 Hydraulic system |
| 12/07/2006 | WO2006129422A1 Working machine |
| 12/07/2006 | US20060272324 Method and device for the pneumatic operation of a tool |
| 12/07/2006 | DE19918455B4 Verfahren zur aktiven Geräuschreduzierung bei hydraulischen Aggregaten A method for active noise reduction in hydraulic units |
| 12/06/2006 | CN1875192A Power system and work machine using same |
| 12/06/2006 | CN1288355C Wireless intrinsically safe valve |
| 12/05/2006 | US7143782 Pressure regulator module for controlling a gas |
| 11/30/2006 | US20060269421 Axial piston device |
| 11/30/2006 | DE19725685B4 Fluid-Pumpe Fluid pump |
| 11/30/2006 | DE10203791B4 Fluidische Arbeitseinheit mit integrierter Ansteuerelektronik Fluidic working unit with integrated control electronics |
| 11/30/2006 | DE102005024513A1 Control/service unit for use in e.g. closed cooling system, has fluid storage provided between return connection that is arranged at load and valve device that is placed upstream to discharge line, for receiving fluid medium |
| 11/29/2006 | EP1727274A1 Method and Device for operating a servo actuator |
| 11/29/2006 | CN1871441A Power system and work machine using same |
| 11/29/2006 | CN1871439A Pressure vessel assembly for integrated pressurized fluid system |
| 11/29/2006 | CN1287096C Leading control type pressure valve of underwater installation hydraulic system for environmental pressure compensation |
| 11/29/2006 | CN1286600C Method and drive system for control/regulation of linear pressure/cast movement |
| 11/28/2006 | US7142967 Features of main control computer for a power machine |
| 11/28/2006 | US7141165 Coin-filter mounting structure |
| 11/23/2006 | DE102005023791A1 Fluidische Steuereinrichtung und Verfahren zu ihrer Herstellung A fluid-flow control means and methods for their preparation |
| 11/23/2006 | DE102005004418B4 Stellungsregler für einen druckmittelbetriebenen Stellantrieb Positioner for a fluid-operated actuator |
| 11/22/2006 | EP1315916B1 Method and device for controlling a hydrodynamic clutch |
| 11/22/2006 | CN1867778A Hydraulic distributor comprising an input with a scanning valve |
| 11/21/2006 | US7137450 Electric-hydraulic power unit |
| 11/21/2006 | US7137412 Relay |
| 11/21/2006 | US7137331 Hydraulic cylinder device |
| 11/16/2006 | US20060254541 Breather for a pump |
| 11/16/2006 | DE19939970B4 Vorrichtung zur Filterung von Öl und zur Abscheidung von Luft aus Öl in Hydrauliksystemen Apparatus for filtering oil and for the separation of air from oil in hydraulic systems |
| 11/16/2006 | DE102005021975A1 Variable restricting component for hydraulic operating unit has valve element which in case of temperature change automatically executes shape and position change for local influencing of cross section of fluid passage |
| 11/16/2006 | DE102005021971A1 Variables Drosselglied und hydraulische Betätigungseinrichtung eines Kraftfahrzeuges mit einem variablen Drosselglied Variable restrictor member and hydraulic actuating device of a motor vehicle with a variable throttle element |
| 11/15/2006 | EP1722110A2 Fluid control valve having an electro-rheologic or magneto-rheologic pilot circuit |
| 11/15/2006 | EP1722108A2 Variable throttle element and hydraulic actuation device of a rod vehicle with a variable throttle element |
| 11/15/2006 | EP1721081A1 Valve control for hydraulic actuators based on electrorheological liquids |
| 11/15/2006 | CN1862033A Method and system of purging water in air dryer of air pressure circuit |
| 11/15/2006 | CN1284934C Pre-sealing controlling apparatus for hydropress |
| 11/14/2006 | US7134453 Microfluidic switch for stopping a liquid flow during a time interval |
| 11/09/2006 | DE112004002058T5 Ölabscheider für Fahrzeugluftsystem Oil separator for vehicle air system |
| 11/09/2006 | DE102006001356A1 Hydraulic actuator, for example for operating gas exchange valve of internal combustion engine, has first working chamber connectable to low-pressure accumulator which stores hydraulic pressure energy when actuator closes |
| 11/09/2006 | DE102005053949B3 Compressor, for the delivery of compressed air, has a cooling unit for the compressed air with an open bypass tube between the inflow and outflow to prevent freezing |
| 11/09/2006 | DE102005020188A1 Mechatronic system comprises valves with piezoelectric valve plate and piezoelectric sensors which are connected by circuit, so that when force is applied to sensors they produce signals which operate valves |
| 11/08/2006 | CN1283927C Controller for hydraulic operation mechanism and its controlling method |
| 11/07/2006 | US7131630 Electromagnet |