| Patents for F15B 19 - Testing fluid-pressure actuator systems or apparatus, so far as not provided for elsewhere (1,602) |
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| 04/29/2004 | DE10242969B3 Pneumatische Anordnung mit mehreren Wartungsmodulen zur Druckluftaufbereitung Pneumatic assembly having a plurality maintenance modules for compressed air preparation |
| 04/29/2004 | DE10147118B4 Vorrichtung zur Diagnose eines Speichers auf der Grundlage des Fluiddrucks in seinem fluiddichten Zustand An apparatus for diagnosing a memory on the basis of the fluid pressure in its fluid-tight state |
| 04/22/2004 | DE10246882A1 Leakage compensation system in control device for fully hydraulic steering system, has auxiliary fluid path with valve arrangement through which hydraulic fluid can be supplied or drained off and which can be activated via control component |
| 04/22/2004 | DE10236360A1 Electrohydraulic brake system for road vehicle has hydraulic auxiliary pressure source and brake function regulating and monitoring system |
| 04/21/2004 | CN1491169A Hydraulic servo-assisted steering system for vehicles and controlling method for steering of this type |
| 04/15/2004 | US20040069139 Leakage compensation arrangement in a control device for a fully hydraulic steering system |
| 04/08/2004 | US20040065048 Drive device for packaging machine |
| 04/08/2004 | DE10303889B3 Diagnosis method for pneumatic setting drive using monitoring of static pressure component of working space pressure between 2 operating points of setting drive |
| 04/08/2004 | DE10236391B3 Pressure-medium accumulator inspection method in motor vehicle, involves comparing actual and target pressure generator drive time passages, when detected pressure-medium circuit working pressure is lower than preset bias pressure |
| 04/07/2004 | CN1145108C Method for selecting equipment of fluid pipeline network |
| 04/01/2004 | US20040061088 Valve isolation system |
| 04/01/2004 | US20040060206 Hydraulic motor trouble detector and hydraulically driven vehicle |
| 03/25/2004 | DE10242266A1 Magnetoresistance position signal generator integrated into main brake cylinder has sensor in housing of adapter that can be varied in position at least during mounting of sensor on main cylinder |
| 03/25/2004 | DE10242248A1 Verfahren zur Speicherüberwachungs in einem Speicherladensystem Method for monitoring memory in a memory loading system |
| 03/24/2004 | EP1400702A2 Pneumatic arrangement with several service modules for compressed air preparation |
| 03/18/2004 | US20040052030 Hydraulic motor trouble detector and hydraulically driven vehicle |
| 03/18/2004 | US20040051381 Pneumatic arrangement comprising a plurality of servicing modules for the preparation of compressed air |
| 03/18/2004 | DE10233358B3 Regelverfahren zum Druckaufbau mittels Druckübersetzern, insbesondere zum Prüfen der Druckfestigkeit von Rohren Control method for pressure build-up by means of pressure intensifiers, especially for testing the compressive strength of tubes |
| 03/17/2004 | EP1398237A1 Method and Braking device comprising a control device for monitoring a pressure accumulator |
| 03/11/2004 | DE10239570B3 Verfahren zum Kalibrieren eines Regelventils mit Nullschnitt-Kolben für eine Maschine mit einem Hydraulikantrieb, insbesondere für Manipulatoren A method for calibrating a control valve with zero cut-piston for a machine with a hydraulic drive, in particular for manipulators |
| 03/09/2004 | US6702048 System and method for calibrating a differential steering system |
| 03/04/2004 | DE20318620U1 Druckmittelzylinderanordnung mit Positionssensoren für die Positionserfassung der Kolbenstellung Pressure cylinder arrangement with position sensors for position detection of the piston position |
| 03/04/2004 | DE10238199A1 Determining leak-tightness of pressure medium accumulator in braking system for vehicle, by dropping pressure, and detecting pressure changes in closed region including pressure-medium accumulator |
| 03/03/2004 | EP1392561A1 Apparatus and method for verifying the dynamic stiffness capability of hydraulic servo actuators |
| 02/26/2004 | US20040039488 Method and apparatus for performing diagnostics in a control loop of a control valve |
| 02/25/2004 | EP1391797A2 Method for calibrating control valve |
| 02/12/2004 | DE10235373A1 Vehicle brakes test method for testing an electro-hydraulic motor vehicle braking system tests for unreleased gas in a brake fluid |
| 02/11/2004 | EP1388673A2 Drive device for packaging machine |
| 02/04/2004 | EP1386083A1 A control system and a method for controlling an actuator and for optimizing the control by means of sets of valves coupled in parallel |
| 01/28/2004 | EP1384901A1 Control method for building up pressure by means of pressure intensifiers, especially for testing the compression strength of tubes |
| 01/27/2004 | US6682154 Method and device for modeling a hydraulic system and brake force regulating system |
| 01/22/2004 | DE10255640B3 Druckmittelzylinder, insbesondere für ein Streckwerk einer Textilmaschine Pressure-medium cylinder, in particular for a drawing frame of a textile machine |
| 01/13/2004 | US6678584 Method and apparatus for performing diagnostics in a control loop of a control valve |
| 12/30/2003 | US6671641 Method for calibrating hydraulic actuators |
| 12/17/2003 | EP1371854A1 Electrohydraulic clamping device |
| 12/17/2003 | EP1371853A1 Electrohydraulic clamping device |
| 11/26/2003 | EP1365159A2 Electrical means for controlling a multiway valve with wear condition diagnosis |
| 11/25/2003 | US6651544 Controlling the deadband of a fluid system |
| 11/25/2003 | CA2307698C Automatic test connector adapter plate for ab pipe bracket |
| 11/13/2003 | WO2003093681A1 Method and apparatus for performing diagnostics in a control loop of a control valve |
| 11/13/2003 | CA2692577A1 Method and apparatus for performing diagnostics in a control loop of a control valve |
| 11/13/2003 | CA2692574A1 Method and apparatus for performing diagnostics in a control loop of a control valve |
| 11/12/2003 | EP1361379A1 Hydraulic motor trouble detector and hydraulically driven vehicle |
| 11/12/2003 | EP1361378A1 Hydraulic motor trouble detector and hydraulically driven vehicle |
| 11/06/2003 | US20030208305 Method and apparatus for performing diagnostics in a control loop of a control valve |
| 11/05/2003 | EP1358417A1 Apparatus for testing operation of an emergency valve |
| 10/29/2003 | CN1452701A Device for detection of failure of hydraulic motor, and hydraulic vehicle |
| 10/28/2003 | US6637271 Method and apparatus for identifying and eliminating vibration symptoms in hydraulic clutch actuators |
| 10/21/2003 | CA2279567C Position detector for fluid cylinder |
| 10/09/2003 | DE20310193U1 Pneumatic actuator moves a signal light into a viewing position within a production plant |
| 10/08/2003 | EP1350990A1 Device for detecting failure of hydraulic motor, and hydraulic vehicle |
| 09/02/2003 | US6615114 Calibration system and method for work machines using electro hydraulic controls |
| 08/07/2003 | US20030146845 Failure diagnostic apparatus for hydraulic equipment |
| 07/17/2003 | US20030132006 Method and system for controlling a downhole flow control device using derived feedback control |
| 07/03/2003 | WO2003053756A1 Method and device for monitoring a brake system |
| 07/03/2003 | US20030125841 Diagnostic device for a fluidic device and a fluidic device equipped therewith |
| 07/03/2003 | US20030121257 Controlling the deadband of a fluid system |
| 06/26/2003 | WO2003052931A1 Method for calculating the operating time of hydraulic components |
| 06/18/2003 | EP1319847A2 Method and apparatus for identifying and eliminating vibration symptoms in hydraulic clutch actuators |
| 06/17/2003 | US6580234 Monitoring apparatus |
| 06/17/2003 | US6578425 Apparatus and method for verifying the dynamic stiffness capability of hydraulic servo actuators |
| 06/12/2003 | WO2003048614A1 Method for controlling a pressure supply device in a hydraulic circuit |
| 06/05/2003 | WO2003046420A1 Device for locking a component that is guided in a longitudinally movable manner |
| 06/04/2003 | CN1110637C Hand-operated supply and discharge change valve for fluid press machine |
| 05/30/2003 | WO2003043870A1 Hydraulic servo-assisted steering system for vehicles and a controlling method for a steering system of this type |
| 05/15/2003 | US20030089547 System and method for calibrating a differential steering system |
| 05/14/2003 | CN1418299A Hydraulic motor trouble detector and hydraulically driven venhicle |
| 05/14/2003 | CN1418298A Hydraulic motor trouble detctor and hydraulically driven venicle |
| 05/08/2003 | WO2003038236A1 Method and system for controlling a downhole flow control device using derived feedback control |
| 04/22/2003 | US6550241 Fluid-operated circuit for setting the top and bottom dead center location of the punch actuation cylinder in punching machines |
| 04/10/2003 | US20030069720 System for and method of selecting pneumatic device, and recording medium |
| 03/05/2003 | CN1400455A Hydraulic energy source equipment |
| 02/27/2003 | WO2003016851A1 Method for monitoring the function of pressure medium lines and corresponding device |
| 01/16/2003 | US20030010198 Fluidic system with a safety function |
| 01/14/2003 | US6507792 Method of selecting devices for use in fluid pipeline network |
| 12/19/2002 | US20020193924 Hydraulic cylinder life prediction |
| 12/18/2002 | EP1266147A1 Fluidic system with a safety function |
| 12/17/2002 | US6494545 Apparatus for diagnosing accumulator based on fluid pressure in its fluid-tightly sealed state |
| 12/11/2002 | EP1265015A2 An apparatus and method for adjusting an actuator on a real-time basis |
| 12/08/2002 | CA2389794A1 An apparatus and method for adjusting an actuator on a real-time basis |
| 12/05/2002 | WO2002096751A1 Apparatus and method for verifying the dynamic stiffness capability of hydraulic servo actuators |
| 12/05/2002 | US20020178825 Apparatus and method for verifying the dynamic stiffness capability of hydraulic servo actuators |
| 12/05/2002 | DE10215558A1 Fehlfunktionserfassungsvorrichtung eines Balgspeichers für ein druckbeaufschlagtes Fluid Malfunction detection device of a bellows element for a pressurized fluid |
| 11/07/2002 | US20020162381 Malfunction detection device of a bellows type accumulator for pressurized fluid |
| 11/06/2002 | EP0850363B1 Process and device for determining working positions of a working device |
| 10/31/2002 | WO2002086327A1 A control system and a method for controlling an actuator and for optimizing the control by means of sets of valves coupled in parallel |
| 10/03/2002 | US20020140385 Monitoring apparatus |
| 10/02/2002 | EP1245867A2 Monitoring apparatus |
| 10/01/2002 | US6459976 Method and system for controlling steady-state speed of hydraulic cylinders in an electrohydraulic system |
| 09/17/2002 | US6453261 Valve positioner system |
| 09/03/2002 | US6443422 Apparatus and method for adjusting an actuator on a real-time basis |
| 08/15/2002 | WO2002063192A1 Apparatus for testing operation of an emergency valve |
| 08/01/2002 | DE10201598A1 Verfahren zum Schutz eines Stellantriebs vor Überlastung A method of protecting an actuator against overloading |
| 07/31/2002 | EP1227377A2 Method for overload protection of an actuator |
| 07/31/2002 | EP1227376A2 Automated vehicle transmission |
| 07/25/2002 | WO2002057663A1 Hydraulic motor trouble detector and hydraulically driven vehicle |
| 07/25/2002 | WO2002057662A1 Hydraulic motor trouble detector and hydraulically driven vehicle |
| 06/27/2002 | WO2002050454A1 Device for detecting failure of hydraulic motor, and hydraulic vehicle |
| 06/25/2002 | US6408676 Method and apparatus for determining the status of a relief valve |
| 06/20/2002 | US20020077734 Hydraulic cylinder life prediction |