| 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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| 07/25/2012 | CN202348845U Cooling device for hydraulic pressure source of drilling machine |
| 07/25/2012 | CN202348844U Hydraulic oil tank assembly and hydraulic oil-water separator |
| 07/25/2012 | CN202348843U Air filter for preventing upper cover from being lost |
| 07/25/2012 | CN202348842U Ultrahigh-flow return oil foam breaker |
| 07/25/2012 | CN202348841U Automatic exhaust device |
| 07/25/2012 | CN202348840U Cooling device with hydraulic pusher |
| 07/25/2012 | CN202348839U Shouldering type separate hydraulic power station |
| 07/25/2012 | CN202348838U Crossover joint for checking direct high-voltage switch used in hydraulic oil station |
| 07/25/2012 | CN202348837U Monolithic pump station |
| 07/25/2012 | CN202348822U Slave hydraulic cylinder for open-forging quick forging hydraulic press |
| 07/25/2012 | CN202348800U Funnel type oil tank for flaw detection |
| 07/25/2012 | CN202348639U Auxiliary starting type hydraulic oil supply unit for swash plate axial plunger pump and engineering machine |
| 07/25/2012 | CN202348254U Logic control loop for rock drilling action electric fluid of hydraulic rock drilling rig |
| 07/25/2012 | CN202348123U Inverted mast jitter-free hydraulic system of rotary drilling rig |
| 07/25/2012 | CN202346443U Travelling hydraulic station for ship unloading machine |
| 07/25/2012 | CN102612445A Energy storage system including pressurized reservoir |
| 07/25/2012 | CN102606563A Pressure reduction energy recovery system for pneumatic motor |
| 07/25/2012 | CN102606562A Positioning control mechanism of vertical load for double-acting cylinder |
| 07/25/2012 | CN102606561A Oil pollution control system and oil pollution control method |
| 07/25/2012 | CN102606560A Novel lubricating device of balance cylinders |
| 07/25/2012 | CN102606376A Constant-voltage and constant-frequency wave power generation device based on hydraulic transmission |
| 07/25/2012 | CN102605784A Oil supply device of clamping cylinder of hydraulic static pile press |
| 07/25/2012 | CN101992217B Device and method for controlling safe pressure of horizontal balance system of rolling mill |
| 07/25/2012 | CN101649852B Synchronous pipeline compensator for hydraulic state indicator |
| 07/25/2012 | CN101498328B Ship hydraulic station for realizing automatic cycle cooling |
| 07/19/2012 | WO2012095271A1 Hydraulic accumulator system |
| 07/19/2012 | US20120180884 Interconnection of Microfluidic Devices |
| 07/19/2012 | US20120180475 Actuator and sheet-shaped actuator |
| 07/19/2012 | US20120180470 Hydraulic system for energy regeneration in a work machine such as a wheel loader |
| 07/18/2012 | EP2475562A1 Relay valve device |
| 07/18/2012 | EP1843933B1 Power steering gear cooling |
| 07/18/2012 | CN202338681U 一种电控气动蝶阀驱动气源处理器 An electrically controlled pneumatic valve drive air source processor |
| 07/18/2012 | CN202338535U 一种工程机械用液压油散热装置 A construction machinery hydraulic oil cooling devices |
| 07/18/2012 | CN202338533U Closed hydraulic system of pumping device |
| 07/18/2012 | CN202338382U Heat-radiating device |
| 07/18/2012 | CN102597538A Control arrangement |
| 07/18/2012 | CN102588396A Oil cylinder energy recovery and regeneration system |
| 07/18/2012 | CN102588395A Variable frequency hydraulic pipe network type excitation device |
| 07/18/2012 | CN102588394A Movement control device, method, system and engineering machinery of hydraulic actuating mechanism |
| 07/18/2012 | CN102588393A High-speed punching hydraulic circuit of hydraulic punching machine |
| 07/18/2012 | CN102588392A Electric-hydraulic hybrid driving device |
| 07/18/2012 | CN102588391A Independent cooling and filtering system for hydraulic station |
| 07/18/2012 | CN102588390A Barrier damp buffering device for large-flow hydraulic system |
| 07/18/2012 | CN102588389A Hydraulic power source shutoff device capable of guaranteeing site operation safety |
| 07/18/2012 | CN102588382A Direct-drive electro-hydraulic actuator |
| 07/18/2012 | CN102588373A Engineering machinery and leg hydraulic control device thereof |
| 07/18/2012 | CN102588371A Valve control valve circuit for operating a single acting hydraulic cylinder |
| 07/18/2012 | CN102588370A Preferential valve bank and dynamic-load-sensing preferential steering hydraulic system |
| 07/18/2012 | CN102588360A Hydraulic system for exoskeleton suit |
| 07/18/2012 | CN102587445A Load sensing flow control hydraulic system with energy regeneration and conservation |
| 07/18/2012 | CN102581804A Special high-precision intelligent pump for hydraulic torque wrench and method for controlling hydraulic torque wrench |
| 07/18/2012 | CN102108865B Hydraulic system of coal mining machine |
| 07/18/2012 | CN101440833B Modularization digital closed loop power mechanism |
| 07/16/2012 | DE202012005954U1 Hydrodynamischer Vibrationserreger Hydrodynamic vibration exciter |
| 07/12/2012 | DE102011008362A1 Method for pressure control of two hydraulic circuits in hydraulic system for supplying oil to internal combustion engine in motor car, involves arranging throttle valve within oil pump according to branching of hydraulic circuits |
| 07/11/2012 | EP2474745A2 Energy efficient hydraulic drive for the linear movement of a heavy body |
| 07/11/2012 | EP1891337B1 Adaptor for an air compressor and an air compressor |
| 07/11/2012 | CN202327614U 一种换油滤油设备 One kind of oil change oil filtering equipment |
| 07/11/2012 | CN202326540U Variable frequency control hydraulic driving system |
| 07/11/2012 | CN202326539U 钻机液控电控双控制行走切换系统 Drill pilot electronically controlled dual control of the travel switching system |
| 07/11/2012 | CN202326538U Telescopic oil cylinder synchronous control system and engineering machinery |
| 07/11/2012 | CN202326537U Novel hot oil replacement device for spiral conveyor |
| 07/11/2012 | CN202326536U Circulation cleaning device for hydraulic unit |
| 07/11/2012 | CN202326535U 自动排气测压接头 Auto exhaust pressure joints |
| 07/11/2012 | CN202326534U 连体压缩箱液压系统 Siamese compression box hydraulic system |
| 07/11/2012 | CN202326533U 液压油散热器 Hydraulic oil radiator |
| 07/11/2012 | CN202326532U 一种液压管道在线过滤装置 A hydraulic pipe-line filtration devices |
| 07/11/2012 | CN202326531U 登高平台消防车及其液压油过滤装置和液压控制系统 Aerial platform fire truck and hydraulic oil filters and hydraulic control system |
| 07/11/2012 | CN202326530U 一种削匀机液压油冷却系统 One kind of shaving machine hydraulic oil cooling system |
| 07/11/2012 | CN202326529U 液压挖掘机液压油循环控制装置 Excavator hydraulic oil circulation control device |
| 07/11/2012 | CN202326528U 一种高温液压系统油箱油液温度均布装置 A high-temperature hydraulic system oil tank temperature uniform device |
| 07/11/2012 | CN202326527U Closed hydraulic loop and concrete pumping equipment |
| 07/11/2012 | CN202326526U 豆干液压机专用液压站 Dougan hydraulic machine for hydraulic station |
| 07/11/2012 | CN202326525U 加气橇的液压泵安装结构 Aerated pump skid mounting structure |
| 07/11/2012 | CN202326524U Hydraulic pump station, hydraulic jacking system and self-lifting tower crane |
| 07/11/2012 | CN202326523U 润滑系统的潜油泵密闭容器内接线装置 Submersible pump lubrication system wiring devices sealed container |
| 07/11/2012 | CN202326499U 一种单作用液压缸 A single-acting hydraulic cylinder |
| 07/11/2012 | CN202326472U 密封式动力转向油罐盖 Sealed Power steering oil tank cover |
| 07/11/2012 | CN202326469U 已生产的步进式加热炉液压平衡节能改造装置 Reheating furnace has produced hydraulic balance of energy-saving devices |
| 07/11/2012 | CN202322190U 液压式cng加气子站拖车气动顶升装置 Hydraulic cng filling sub-stations trailer pneumatic lifting device |
| 07/11/2012 | CN102577045A A cooling system for an electrical machine |
| 07/11/2012 | CN102575697A Configurable active jerk control |
| 07/11/2012 | CN102562723A Automatic differential pressure pump |
| 07/11/2012 | CN102562722A High-frequency electro-hydraulic vibration mechanism |
| 07/11/2012 | CN102562721A Pneumatic long-stroke actuating mechanism and control method thereof |
| 07/11/2012 | CN102562720A Intelligent hydraulic power source capable of outputting power along load change in full matching manner |
| 07/11/2012 | CN102562719A Radiator with internal automatic pressure relief device |
| 07/11/2012 | CN102562718A Energy-saving environmental-friendly noise reduction system applied to hydraulic mechanism |
| 07/11/2012 | CN102562717A On-line cleaning device of hydraulic system |
| 07/11/2012 | CN102562716A High-efficiency oil supply loop |
| 07/11/2012 | CN102562715A Hydraulic pump station structure |
| 07/11/2012 | CN102562695A Independent metering valve control system and method |
| 07/11/2012 | CN102562693A Hydraulic system for bending oil cylinder of pipe bender |
| 07/11/2012 | CN102562586A Combination system with integrated pump valve |
| 07/11/2012 | CN102562563A Energy-saving stepless pressure regulating type hydraulic system for high-pressure pump performance test bench |
| 07/11/2012 | CN102562248A Cooling system of hydraulic traveling machine, cooling method of cooling system and hydraulic excavator |
| 07/11/2012 | CN102561451A Energy optimization system for hydraulic excavator |
| 07/11/2012 | CN102561448A Device for processing material |
| 07/11/2012 | CN102561443A Work device |
| 07/11/2012 | CN102561442A Work device |