| 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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| 12/05/2001 | EP1159532A1 Linear-acting controllable pneumatic actuator and motion control apparatus including a field responsive medium and control method therefor |
| 12/05/2001 | EP1159531A1 Controllable pneumatic apparatus including a rotary-acting brake with field responsive medium and control method therefor |
| 11/29/2001 | WO2001090490A1 Construction machinery |
| 11/29/2001 | US20010045537 Booster pilot valve |
| 11/27/2001 | US6321790 Fluid oscillator with an extended slot |
| 11/22/2001 | WO2001088381A1 Hybrid machine with hydraulic drive device |
| 11/22/2001 | US20010042849 Silting prevention controller |
| 11/21/2001 | CN2460769Y Pipe-jacking hydraulic power pump station |
| 11/20/2001 | US6321152 System and method for inhibiting saturation of a hydraulic valve assembly |
| 11/20/2001 | US6318818 Method for compensating the temperature dependence of an inductive resistance of a valve coil |
| 11/14/2001 | EP1152936A1 Pressure control device |
| 11/13/2001 | US6315049 Multiple line hydraulic system flush valve and method of use |
| 11/08/2001 | WO2001084000A1 Connecting device for fluids |
| 11/08/2001 | WO2001083987A2 Rotomolded hydraulic reservoir with inserted baffle |
| 11/08/2001 | WO2001083986A2 Rotomolded hydraulic reservoir with integral extended length return line |
| 11/08/2001 | WO2001083985A2 Rotomolded hydraulic reservoir with integral baffle |
| 11/08/2001 | WO2001083307A1 Rotomolded hydraulic reservoir with integral filter bowl |
| 11/08/2001 | DE10021479A1 Electric drive with hydraulic actuator especially for automobile clutch or gear, includes resistance for switching into circuit for limiting the starting current for electric drive |
| 11/06/2001 | US6311724 Reservoir for power steering system |
| 11/06/2001 | US6311502 Drying plant for compressed air |
| 11/01/2001 | US20010035011 Pressurized fluid recovery/reutilization system |
| 10/31/2001 | EP1150031A1 A self-calibrating system and method for controlling a hydraulically operated device |
| 10/31/2001 | EP1150029A1 Hydraulically actuated piston with an air bleed |
| 10/30/2001 | US6309043 Device using the action of a gas for controlling the movement of a fluid |
| 10/30/2001 | US6308516 Control device for hydraulically-operated equipment |
| 10/24/2001 | CN1319153A Hydraulic circuit control device of construction machinery |
| 10/23/2001 | US6305521 Hydraulically actuated piston with an air bleed |
| 10/23/2001 | US6305419 Variable pilot pressure control for pilot valves |
| 10/23/2001 | US6305163 Method for adjusting supply pressure |
| 10/23/2001 | US6305162 Method and apparatus for controlling the deadband of a fluid system |
| 10/23/2001 | US6305049 Tool bar handle |
| 10/18/2001 | WO2001077534A1 Valve arrangement |
| 10/18/2001 | WO2001077529A2 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle |
| 10/17/2001 | EP1145208A2 Method and device for transmitting control and/or sensor signals |
| 10/16/2001 | US6302498 Pressure-adjusting reservoir for ABS and vehicle brake device using the same |
| 10/16/2001 | US6302249 Linear-acting controllable pneumatic actuator and motion control apparatus including a field responsive medium and control method therefor |
| 10/11/2001 | US20010027719 Cylinder means of single acting type with a return function and method of operating the same |
| 10/10/2001 | CN1316601A Principle and application of unidirectional pressing (or pulling) hydraulic buffer technique with non-linear increasement of damping and its opplication |
| 10/10/2001 | CN1072778C Hydraulic controller |
| 10/04/2001 | WO2001073299A1 Cylinder means of single acting type with a return function and method of operating the same |
| 10/04/2001 | WO2001073297A2 Booster pilot valve |
| 10/04/2001 | DE10014357A1 Hydraulic hose for vehicles, comprises a plastic outer layer, an inner polyamide layer, and an intermediate reinforcing fibre layer. |
| 10/02/2001 | US6297741 Mechanism for retaining a removable element in a mounting structure |
| 10/02/2001 | US6295810 Hydrostatic drive system |
| 09/27/2001 | WO2001071200A1 Improvements to electrical instrument circuits |
| 09/27/2001 | WO2001071198A2 Wireless, intrinsically safe valve |
| 09/27/2001 | WO2001033087A3 Control arrangement for a hydraulic or pneumatic system |
| 09/27/2001 | WO2001012997A3 Security valve for a press |
| 09/27/2001 | DE10012389A1 Working machine, e.g. front-end loader, has hydraulic functions connected according to their kinematics relationship stored in controller memory |
| 09/27/2001 | DE10008609C1 Filter for cleaning a compressed gas has an oxidizing catalyst to separate and remove traces of oil and volatile organic compounds to give a clean gas meeting the required standards |
| 09/27/2001 | CA2403479A1 Improvements to electrical instrument circuits |
| 09/20/2001 | WO2001069094A1 Device for controlling a hydraulic actuator |
| 09/20/2001 | WO2001069093A1 Device for controlling a hydraulic actuator |
| 09/20/2001 | WO2001069090A1 Fluid-actuated linear drive |
| 09/20/2001 | WO2001069089A2 Working machine |
| 09/20/2001 | DE10012409A1 Hydraulic actuator control for application with machine tools, has electrically actuated valve provided with pressure sensor for detecting pressure in region of output connection of valve |
| 09/20/2001 | DE10012405A1 Hydraulic actuator control for electromechanical and electrohydraulic drives, uses electronic control specifically as freely programmable sequence with numerical- and/or stored program control |
| 09/19/2001 | CN2448977Y Magnetic current transformer overflow valve |
| 09/18/2001 | US6290473 Fluid cooling device |
| 09/13/2001 | DE10010670A1 Hydraulic lifting device for battery-operated industrial truck; has hydraulic lifting cylinder, hydraulic pump acting as motor for lowering and electric motor that acts as generator for lowering |
| 09/13/2001 | DE10009864A1 Cooling device esp. for hydraulic oil has cooling unit and filter unit forming integral part, and fitted into single housing |
| 09/13/2001 | DE10006977A1 Regulator for hydro transformer has pressure regulator, delivery flow regulator, limiter driving revolution rate regulator that produces control parameter for motor intake volume actuator |
| 09/12/2001 | CN1070974C Electrohydraulic propertional control valve assemblies |
| 09/11/2001 | US6286412 Method and system for electrohydraulic valve control |
| 09/07/2001 | WO2001065123A1 Cooling device |
| 09/07/2001 | WO2001065120A2 Magnetically-latchable fluid control valve system having a manual override and fail safe valve |
| 09/06/2001 | US20010018923 Pre-equilibrium chemical reaction energy converter |
| 09/06/2001 | DE10010776A1 Pressure medium container in a hydraulic assembly has a lower fixed wall and a movable inner wall with a spring component between them in a hermetic seal to maintain a constant overpressure with any medium volume |
| 09/04/2001 | US6282891 Method and system for controlling fluid flow in an electrohydraulic system having multiple hydraulic circuits |
| 08/30/2001 | WO2001062532A1 Hydraulic actuating device for a convertible top assembly of a vehicle |
| 08/30/2001 | DE10037842A1 Drucksteuergerät Pressure control device |
| 08/29/2001 | EP1127655A2 Blow-out system in a multiple connector |
| 08/29/2001 | EP1127221A1 Method and device for supplying electrical power to electrical consumers in or on a pneumatic device |
| 08/29/2001 | EP0870114B1 Arrangement in a pressing tool for sheet metal forming |
| 08/29/2001 | CN2445126Y Combined air treater |
| 08/28/2001 | US6282463 Method of selecting pneumatic devices |
| 08/28/2001 | US6279968 Servicing apparatus for treating compressed air |
| 08/23/2001 | DE10007215A1 Elektrisch ansteuerbarer Stellantrieb Electrically controllable actuator |
| 08/23/2001 | DE10006014A1 Vorrichtung zum Entfernen von Fluid aus einem Behälter An apparatus for removing fluid from a container |
| 08/23/2001 | DE10006013A1 Vorrichtung zur Energieeinsparung bei hydraulisch betätigbaren Arbeitsgerätschaften An energy saving in hydraulically operable working instruments |
| 08/22/2001 | EP1126182A2 Electrically-controlled positioning drive |
| 08/22/2001 | EP1126087A1 Hydraulic circuit control device of construction machinery |
| 08/22/2001 | EP1125810A1 Heatable pipe for a hydraulic brake device |
| 08/16/2001 | WO2001059433A1 Apparatus for determining contamination of working fluid |
| 08/16/2001 | WO2001059309A1 Device for saving energy in working appliances that can be actuated hydraulically |
| 08/16/2001 | WO2001059308A1 Device for removing fluid from a container |
| 08/16/2001 | WO2001059307A1 Fluidic system with a safety function |
| 08/16/2001 | EP0977950B1 Method for dehydrating and degassing hydraulic fluids, device for carrying out said method and use of said device |
| 08/16/2001 | DE10006367A1 Fluidtechnisches System mit Sicherheitsfunktion Fluid power systems with safety function |
| 08/14/2001 | US6273770 Hydraulic tilt system for marine propulsion |
| 08/14/2001 | US6273686 Apparatus and method for controlling a rated system pressure |
| 08/14/2001 | US6272852 High speed actuators and vibrators based on electro-rheological fluids |
| 08/14/2001 | CA2147584C Door closer for the non-fire side of a fire-door safety installation |
| 08/09/2001 | WO2001056853A1 Bleed device and kit for hydraulic circuits |
| 08/09/2001 | DE10004881A1 Automotive suspension stabilizer motor priming uses stopper-controlled connecting channel between working chambers for first-time fill and venting. |
| 08/08/2001 | EP1122139A1 Bleed device for hydraulic circuits and bleed kit including the said device |
| 08/08/2001 | EP0932773A4 Electrohydraulic system and apparatus with bidirectional electric-motor hydraulic-pump unit |
| 08/08/2001 | CN2442021Y Pump valve integrate device |
| 08/08/2001 | CN1307512A Electrically operated vise |
| 08/07/2001 | US6269924 Method and apparatus for controlling machinery |