| 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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| 04/24/2003 | US20030075234 Device for removing fluid from a container |
| 04/23/2003 | EP1100670B1 Hydrostatic drive system for an injection molding machine |
| 04/17/2003 | WO2003031827A1 Mechanism and method for forming liquid crystal flow, and object moving mechanism using liquid crystal flow |
| 04/15/2003 | US6549873 Position detecting device for hydraulic cylinder, and detecting method thereof |
| 04/10/2003 | US20030067225 Methods of using electro-sensitive movable fluids |
| 04/10/2003 | US20030066417 Electronically controlled hydraulic system for lowering a boom in an emergency |
| 04/09/2003 | EP1300595A2 Electronically controlled hydraulic system for lowering a boom in an emergency |
| 04/09/2003 | EP1300334A1 Emergency opening device and method for an aircraft escape door |
| 04/04/2003 | CA2406499A1 Electronically controlled hydraulic system for lowering a boom in an emergency |
| 04/02/2003 | EP1297516A1 Element with expansible relief |
| 04/02/2003 | CN1406718A Delayed interrupt connector for pneumatic tool |
| 04/01/2003 | US6540487 Cavitation control and anti-cavitation elements, especially in rotary pressure exchangers; reverse osmosis of sea water |
| 03/27/2003 | US20030056640 Hydraulic system |
| 03/26/2003 | EP1296065A1 Hydraulic system with air sucking mechanism |
| 03/26/2003 | CN1405474A Low-energy-consumption electromagnetic valve |
| 03/26/2003 | CN1405459A Low-energy-consumption and low-heat-conduction husk disintegrating system |
| 03/26/2003 | CN1405458A Load sensing hydraulic system for controlling six-way multiple unit valve |
| 03/26/2003 | CN1405449A Power source integrated system started and operated by air |
| 03/25/2003 | US6536740 Disconnected piston for a valve actuator |
| 03/25/2003 | US6536600 Filter device incorporating a wound paper filter element |
| 03/25/2003 | US6536476 Flow rate-controlling method and microvalve therefor |
| 03/25/2003 | CA2192563C Actuator |
| 03/20/2003 | WO2003023234A1 Hydraulic powered arm system with float control |
| 03/19/2003 | WO2002024441A1 Controller for a hydraulic press and method for the operation thereof |
| 03/19/2003 | EP1293301A2 Fluidic connector for pneumatic tool and combination thereof |
| 03/19/2003 | CA2422879A1 Controller for a hydraulic press and method for the operation thereof |
| 03/13/2003 | US20030047218 Hydraulic power assembly having a removable top |
| 03/13/2003 | DE10164667C1 Pressurised air conditioning device has condition data processing device incorporated in external unit having data input and/or output devices |
| 03/12/2003 | EP1291467A1 Construction machinery |
| 03/12/2003 | CN1402656A Press brake and method of controlling bidirectional fluid pump of hydraulic cylinder of press brake |
| 03/11/2003 | US6530217 Micromotors, linear motors and microactuators for controlling flow properties of fluids |
| 03/06/2003 | WO2003019017A1 Device for controlling hydraulic pressure of construction machine |
| 03/06/2003 | WO2003018955A1 Downhole actuation system utilizing electroactive fluids |
| 03/06/2003 | US20030041728 Control for electro-hydraulic valve arrangement |
| 03/05/2003 | EP1288505A1 Hybrid machine with hydraulic drive device |
| 03/04/2003 | US6527540 Hydrostatic drive system for an injection molding machine and a method for operating such a drive system |
| 02/27/2003 | US20030039088 Electrical instruments circuits |
| 02/27/2003 | US20030038608 Device for controlling a hydraulic actuator |
| 02/27/2003 | US20030038479 Device for linking fluid-conditioning units |
| 02/26/2003 | EP1285169A2 Vehicle fluid change apparatus and method |
| 02/25/2003 | US6523621 Delay-interruption connector for pneumatic tool |
| 02/25/2003 | US6523613 Hydraulically actuated valve |
| 02/20/2003 | WO2003013759A1 Method and device for producing a form-fit cold joining connection |
| 02/20/2003 | WO2002038990A3 Pilot-operated pressure supply valve |
| 02/20/2003 | US20030033854 Method and system for determining the actuating pressure of a servo cylinder actuated by pressurized fluid |
| 02/20/2003 | DE10127021C1 Filter element soiling level indication device detects movement of spring-loaded piston subjected to pressures of hydraulic oil on dirty and clean sides of filter on opposite sides |
| 02/18/2003 | US6522953 Thermal polymer clamping tool |
| 02/13/2003 | US20030029309 Fluid-actuated linear drive |
| 02/11/2003 | CA2266806C Self-contained hydraulic esd system |
| 02/06/2003 | US20030024303 Method and apparatus for measuring fluid contaminants |
| 02/06/2003 | US20030024241 Device for cooling components by means of hydraulic fluid from a hydraulic circuit |
| 02/06/2003 | DE10164677C1 Air pressure maintenance device for air pressure removal locations has an air pressure maintenance unit with pipes controlling air to be dealt with and air already dealt and an external unit for input/output of data on conditions. |
| 02/05/2003 | EP1281873A1 Solenoid operated spool valve for reduced energy consumption |
| 02/05/2003 | EP1281872A1 Electrohydraulic device for controlling a bouble acting engine |
| 01/30/2003 | WO2003008250A2 Compressed air treatment device that is designed to be installed in an industrial vehicle |
| 01/30/2003 | US20030019622 Downhole actuation system utilizing electroactive fluids |
| 01/30/2003 | US20030019540 Electromechanical device and a process of preparing same |
| 01/30/2003 | DE9422466U1 Separable connector for pressure fluid components such as filters, regulators, manifolds, etc. - has joining block forming slide fit seal between pair of components using slide rails and tracks to secure two parts and O= ring to make fluid tight seal for fluid port |
| 01/29/2003 | CN1393644A Hydraulic advance servo unit |
| 01/22/2003 | EP1276991A2 Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of the displacement principle |
| 01/21/2003 | US6508271 Rotomolded hydraulic reservoir with integral extended length return line |
| 01/21/2003 | US6508059 Hydrostatic transmission |
| 01/16/2003 | WO2003004879A1 Hydraulic circuit device |
| 01/16/2003 | WO2003004871A1 Expansible polymer clamping device |
| 01/16/2003 | US20030010198 Fluidic system with a safety function |
| 01/15/2003 | EP1275853A2 Muscle-emulating PC board actuator |
| 01/15/2003 | CN1391637A Filter device of hydraulic systems |
| 01/14/2003 | US6505684 Hydraulic actuator |
| 01/14/2003 | US6505648 Liquid treatment by cavitation |
| 01/09/2003 | WO2003002877A1 Potential energy storage system |
| 01/09/2003 | US20030006617 Mechanism |
| 01/09/2003 | US20030006612 Potential energy storage system |
| 01/09/2003 | US20030005963 Hydraulic double valve |
| 01/09/2003 | US20030005692 Hydraulic actuating device for a convertible top assembly of a vehicle |
| 01/08/2003 | EP1272767A1 Valve arrangement |
| 01/08/2003 | EP0771396B1 Actuator |
| 01/07/2003 | US6502640 Hydraulic actuator |
| 01/07/2003 | US6502500 Hydraulic system for a work machine |
| 01/07/2003 | US6502499 Hydraulic recovery system for construction machine and construction machine using the same |
| 01/07/2003 | US6502393 Hydraulic system with cross function regeneration |
| 01/02/2003 | US20030000374 Hydraulic circuit for working machine |
| 01/02/2003 | EP1270954A2 Process to determine the actuation pressure of a positioning cylinder operated by fluid pressure |
| 01/02/2003 | EP0960280B1 Processing system for compressed air |
| 01/01/2003 | CN1097683C Fluid cooling device |
| 12/31/2002 | US6499295 Hydro-transformer |
| 12/27/2002 | WO2002038966A3 Fluid flow control valves |
| 12/26/2002 | US20020194991 Method and device for cleaning air in a compressed air system |
| 12/26/2002 | US20020194847 Potential energy storage system |
| 12/24/2002 | US6498973 Flow control for electro-hydraulic systems |
| 12/19/2002 | WO2002101246A1 A method and device for fine filtering |
| 12/19/2002 | US20020189435 Work attachment for loader vehicle having wireless control over work attachment actuator |
| 12/19/2002 | US20020189434 Pneumatic powered drive |
| 12/19/2002 | US20020189250 Mobile handling device |
| 12/19/2002 | DE10128584A1 Hydraulic unit for battery-operated fork lift truck or similar has motor for recovering energy during lowering movement and pump for supplying lift device and each with variable displacement volume adjustable by electric adjusting device |
| 12/18/2002 | EP1266147A1 Fluidic system with a safety function |
| 12/18/2002 | EP1266146A1 Improvements to electrical instrument circuits |
| 12/18/2002 | EP1266145A1 Fluid-actuated linear drive |
| 12/18/2002 | EP1266143A2 Wireless, intrinsically safe valve |
| 12/18/2002 | CN1385622A Liquid pressure stabilizer |
| 12/17/2002 | US6495071 Method of using electro-sensitive movable fluids |