| 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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| 08/16/2006 | CN2806398Y Full-hydraulic impeller coke feeding machine |
| 08/16/2006 | CN1820149A Liquid cooling device |
| 08/16/2006 | CN1270106C Differential pressure triggering type reversing control method for hydraulic oil cylinder |
| 08/10/2006 | WO2006083215A1 Method and device for cleaning hydraulic valves |
| 08/10/2006 | US20060174554 Potential energy storage system |
| 08/10/2006 | DE102004057200B4 Prägevorrichtung mit Druckluftantrieb und Einheit zur Zuschaltung von Druckluft dafür Embossing device with pneumatic drive unit and for activation of compressed air for |
| 08/10/2006 | DE102004040909A1 Baueinheit Assembly |
| 08/09/2006 | EP1688625A1 Control system for a plurality of relief valves of a turbomachine |
| 08/09/2006 | EP1687116A2 Device and method for compensating the weight acting on a variable position hydraulic cylinder |
| 08/09/2006 | CN1268853C Fluid operation loop for setting dead point position of punching head cylinder of punching machine |
| 08/08/2006 | US7086226 Construction machine |
| 08/03/2006 | WO2006079178A1 Hydraulic fluid cooling apparatus and method |
| 08/03/2006 | WO2005089091A3 Two-stage pressure relief valve |
| 08/03/2006 | DE10203384B4 Servolenksystem Servo steering system |
| 08/03/2006 | DE102005034985A1 Pressurizing medium feeding channels sealing device, has sheathing body extending between sections of fastening body and mounting hole, in which axial and radial distances between sections are bridged in fluid sealing manner |
| 08/03/2006 | DE102005004673A1 Cooling device for working machine such as grinder has hydraulic pump to feed filtered fluid from dirty tank into clean tank, and additional independent hydraulic pump transmits fluid brought into clean tank to cooling unit |
| 08/03/2006 | DE102005004418A1 Position controller for pressure-operated actuating drive, has additional voltage input that is formed as another electrical input supply for power supply to current-pressure-converter and separated from electrical, analog input supply |
| 08/03/2006 | DE102005004080A1 Electromagnetic pressure control valve arrangement for hydraulic clutch, has electronic part with pressure sensor measuring hydraulic pressure applied to load connection, where sensor is placed on magnetic part end, which faces valve part |
| 08/03/2006 | DE102005003850A1 Valve arrangement for inflammable chemical area, has wireless interface enabling capacitive energy transmission to actuate actuator, control device with electrode and drive device with electrode of coupling capacitor of interface |
| 08/02/2006 | CN2802152Y Cast-iron hydraulic cooling system |
| 08/02/2006 | CN1268007C Pre-equilibrium chemical reation energy converter |
| 08/02/2006 | CN1267649C Header regulator |
| 08/01/2006 | US7082758 Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof |
| 07/27/2006 | WO2006078199A1 Power steering gear cooling |
| 07/27/2006 | US20060162545 Hydraulic cylinder device |
| 07/27/2006 | US20060162327 Regulating device for a hydraulic system |
| 07/27/2006 | DE19651594B4 Vorrichtung und Verfahren zum automatischen Rütteln von Arbeitsteilen von Motorbaufahrzeugen Apparatus and method for automatic shaking working parts of Motorbaufahrzeugen |
| 07/27/2006 | DE112004001916T5 Hydraulisches System für eine Arbeitsmaschine A hydraulic system for a work machine |
| 07/27/2006 | DE102006002701A1 Hydraulikdruckregelvorrichtung und Vorrichtung zur Ermittlung einer Betriebskennlinie Hydraulic pressure control device and device for determining an operating characteristic |
| 07/27/2006 | DE102005002443A1 Hydraulic actuator controlling method for control valve of intake manifold, involves predicting pressure prevailing at high pressure side of actuator at beginning of stroke adjustment process based on pressure changes in hydraulic system |
| 07/26/2006 | EP1606536B1 Hydraulic system |
| 07/26/2006 | EP1604118B1 A method for generating a valve command signal |
| 07/26/2006 | EP1341992B1 Valve actuating device, and method for controlling same |
| 07/25/2006 | US7082078 Magnetorheological fluid controlled mud pulser |
| 07/20/2006 | WO2006074650A1 Gripping device |
| 07/20/2006 | US20060158289 Electromagnet |
| 07/20/2006 | DE102005059957A1 Holding plate for electrohydraulic control device, has notch projection engaged in housing recess, where plate is fixed in housing by notch connection and component e.g. pipe connection, is subjected with input tension against housing |
| 07/20/2006 | DE102005058843A1 Intermediate plate for electrohydraulic control device, is arranged between control housing parts of control housing and is designed for regulation of valve at control housing |
| 07/20/2006 | DE102005002385A1 Electrohydraulic operating cylinder controlling method for actuation of charge-cycle valve, involves obtaining actual upstroke of cylinder based on control signals that depend on control factor and hydraulic oil operating parameter |
| 07/20/2006 | DE102005001758A1 Device under hydraulic pressure for prevention of leakage of pressure medium has inlet pipe and pressure chamber which is supplied with pressure medium whereby part of leakage can be supplied to hydraulic actuator |
| 07/20/2006 | DE102005001387A1 Connecting element for making pressure medium connection has pneumatic connector for coupling line that interacts with tube section to pressure medium actuator, enabling electromagnetic valve control of flow from connection to pipe section |
| 07/20/2006 | DE102005001055A1 Redundante elektrohydraulische Ventilanordnung Redundant electro-hydraulic valve arrangement |
| 07/19/2006 | EP1680605A1 Hydraulic distributor comprising an input with a scanning valve |
| 07/19/2006 | CN2797714Y Oil water tank structure having heat radiation function |
| 07/19/2006 | CN1806104A Fluid cooling device |
| 07/18/2006 | US7077152 controlling fluid flow in channels by intermittently supplying fluids comprising liquids and gases into channels, then monitoring flow using controllers |
| 07/14/2006 | CA2532744A1 Pneumatic oscillating valve and pneumatic warning |
| 07/13/2006 | US20060150621 Method and device for controlling temperature rise of autonomous inverter-driven hydraulic unit |
| 07/13/2006 | DE102004063807A1 Heat transport device for cooling or tempering a device has flow channel for heat transport fluid, in which flow channel is extended in coiled or spiral manner through block which is in good thermal contact with device or area to be cooled |
| 07/13/2006 | DE102004063120A1 Gehäuse für ein hydraulisches Lenksystem A housing for a hydraulic steering system |
| 07/13/2006 | DE102004057229B4 Unit for supplying compressed air to a hand-held stamping device comprises a lever interrupting the flow of compressed air in its rest position, and a valve actuated by the lever and closed when the lever is in the rest position |
| 07/12/2006 | CN1800601A Optimizedly arranged cooling unit of loader |
| 07/06/2006 | WO2006070043A1 System for controlling a mechanical arm |
| 07/06/2006 | DE10331121B4 Schweres Baugerät, welches eine Diagnosefunktion für den Grad der Ölverschmutzung aufweist und ein Ölverschmutzungsgrad-Messsystem auf einem Netzwerk, welches dieselbe verwendet, und ein Betriebsverfahren Heavy construction equipment, having a diagnosis function for the degree of oil contamination, and an oil-contamination level measuring system for a network which uses the same, and an operating method |
| 07/06/2006 | DE102005052704A1 Erweiterbarer Hydraulikventilstapel Expandable hydraulic valve stack |
| 07/05/2006 | CN2793391Y Oil filter rotating connector |
| 07/04/2006 | US7069675 Power tilt apparatus |
| 06/29/2006 | WO2006067892A1 Hydraulic circuit |
| 06/29/2006 | WO2006066921A1 Housing for a hydraulic steering system |
| 06/29/2006 | WO2006066760A1 Hydraulic drive |
| 06/29/2006 | WO2006016049A3 Hydraulic circuit comprising a multipurpose selector |
| 06/28/2006 | CN2791324Y Arm-support pump changing-over buffering control device |
| 06/27/2006 | US7066446 Hydraulic valve arrangement |
| 06/22/2006 | US20060130919 Device for attenuating pressure oscillations in hydraulic lines |
| 06/22/2006 | DE102005009602B3 Drilling head e.g. for drilling bar that can be tilted against rotation axis, has rotation axle and tiltable boring bar which has holder and tool shank in rotating connection with spindle |
| 06/22/2006 | DE102004061033A1 Method for controlling solenoid control valve involves recording of temperature, by control device, of operating fluid by means of temperature sensor and control device produces temperature signal |
| 06/21/2006 | CN2789477Y Constant temperature coolant apparatus with hydraulic oil-cooling structure |
| 06/21/2006 | CN1791749A A method and device for the pneumatic operation of a tool |
| 06/21/2006 | CN1789735A Self bleeding device |
| 06/20/2006 | US7062832 High-speed driving method of pressure cylinder |
| 06/20/2006 | CA2371347C Pre-equilibrium chemical reaction energy converter |
| 06/15/2006 | WO2005089222A3 Flexible, inline, point-of-use air/gas filter/dryer |
| 06/15/2006 | US20060126269 Anti-lock brake system for vehicles |
| 06/15/2006 | US20060125316 Anti-lock brake system for vehicles |
| 06/15/2006 | US20060124533 Oil filter for construction machine |
| 06/14/2006 | EP1669613A1 Hydraulic control circuit and method thereof |
| 06/14/2006 | EP1276991B1 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle |
| 06/14/2006 | DE102005003310B3 Pneumatic device for generation of electricity has thermoelectric semiconductor and pneumatic generation device which has pneumatic component in which compressed air oscillates for heating of semiconductor element |
| 06/14/2006 | DE102004059288A1 Supply network for compressed air has pressure receiver to detect actual pressure in one consumer, which is used by control unit in controlling compression station |
| 06/13/2006 | US7059169 Fluid aeration test apparatus and method |
| 06/13/2006 | US7059126 System for preventing swing wag for a work machine with a boom assembly |
| 06/13/2006 | CA2384938C Low-energy and non-heat transferring crust breaking system |
| 06/13/2006 | CA2345280C A self-calibrating system and method for controlling a hydraulically operated device |
| 06/08/2006 | DE102004059508B3 Verfahren zum Reinigen von Druckluft an Druckluftbeschaffungsanlagen von Kraftfahrzeugen sowie Kartusche hierfür A method of cleaning compressed air to compressed air supply systems of motor vehicles and cartridge therefor |
| 06/07/2006 | EP1664551A1 Control system and method for supplying pressure means to at least two hydraulic consumers |
| 06/01/2006 | WO2005100756A3 Methods and systems for performing, monitoring and analyzing multiple machine fluid processes |
| 06/01/2006 | DE102005056939A1 Failure detecting apparatus for e.g. vehicle brake system has detecting portion judges failure of control valve when detected change of pressure is smaller than change of pressure resulting from volume change of valve chamber |
| 06/01/2006 | DE102004057402A1 Verfahren zur Steuerung der Druckversorgung einer an eine Druckquelle angeschlossenen hydraulischen Kolben-Zylindereinheit und hydraulische Antriebseinrichtung Method for controlling the pressure supply of a connected to a pressure source of hydraulic piston-cylinder unit and hydraulic drive means |
| 06/01/2006 | DE102004056883A1 Closed pneumatic system installation for truck, has blowers arranged and switched using control units such that air-volume flow delivered by compressor to installation fills minimum of inner volume of operating unit, before reaching blowers |
| 06/01/2006 | DE102004035047B4 Stellungsregelungssystem für ein von einem pneumatischen Stellantrieb betriebenes Stellorgan Position control system for a pneumatic actuator operated actuator |
| 06/01/2006 | CA2489181A1 Method and system for torque/force control of hydraulic actuators |
| 05/31/2006 | EP1662151A1 Hydraulic drive apparatus |
| 05/31/2006 | EP1661629A2 Vibratory apparatus for ejecting items |
| 05/31/2006 | EP1171216B1 Hydraulic system with a filter screen |
| 05/30/2006 | US7051568 Multi-purpose hydraulic tool |
| 05/25/2006 | US20060108012 Microfluidic device and methods for construction and application |
| 05/24/2006 | EP1259937A4 Features of main control computer for a power machine |
| 05/24/2006 | DE102004056381A1 Pressurized medium operated set-up e.g. for agricultural machine, has tiltable linked connection having actuator and connection has rigid connected line |
| 05/24/2006 | CN2783009Y Energy saving type vibration bypassing cooling system |
| 05/24/2006 | CN1777759A System and method for controlling viscosity of a fluid and a working vehicle containing such a system |