| 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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| 02/01/2012 | CN202132318U 乳化液压站的冷却装置 Emulsified hydraulic station cooling device |
| 02/01/2012 | CN202132317U 一种液压调剖注入装置 A hydraulic injection device profile |
| 02/01/2012 | CN202132316U 液压泵站 Pump station |
| 02/01/2012 | CN202132289U 液压油箱冷却装置 Hydraulic tank cooling device |
| 02/01/2012 | CN202132286U 工程机械油箱用排污装置 Construction Machinery tank with a sewage plant |
| 02/01/2012 | CN102339026A Horizontal control system for operation platform based on gravity adjustment |
| 02/01/2012 | CN101634321B 一种继电器在液压气动装置中的组合控制方法 One kind of relay combinations of control methods in hydraulic and pneumatic devices |
| 02/01/2012 | CN101530688B 用于飞机的筒式过滤器 Cartridge filters for aircraft |
| 01/31/2012 | US8104513 Gas flow path switching units |
| 01/31/2012 | CA2538489C Connection of the hitch arm of a pull-type machine to a tractor |
| 01/26/2012 | WO2012011819A1 Method and device for treatment of liquid in a hydraulic system |
| 01/26/2012 | US20120017577 Hydraulic soft start system |
| 01/26/2012 | DE202011052463U1 Hydropulsvorrichtung, insbesondere Innendruckpulser Hydropuls device, in particular internal pressure Pulser |
| 01/26/2012 | DE102010031922A1 Valve unit e.g. bistable valve unit, has control valve modules equipped with contact units, where connection end of one of contact units is arranged at growing surface of one control valve module |
| 01/25/2012 | EP2409042A1 Fixing assembly for pneumatic components, particularly for an air treatment group" |
| 01/25/2012 | EP2409040A2 Hydraulic actuator arrangement and a handling arrangement for web rolls and/or reeling shafts of a fiber web machine |
| 01/25/2012 | CN202125489U Compression hydraulic control loop of lifting horizontal compression transfer device of garbage and device |
| 01/25/2012 | CN202125488U Hydraulic oil cooling device of electric excavator |
| 01/25/2012 | CN202125487U Exhaust apparatus for hydraulic system of automobile clutch |
| 01/25/2012 | CN102331716A Method for regulating control parameters of electrohydraulic linear velocity servo system |
| 01/25/2012 | CN102331715A Method for determining control parameters of electrohydraulic linear speed servo system |
| 01/25/2012 | CN102330720A Parameter dynamic matching control system between multi-way reversing valve and hydraulic oil cylinder |
| 01/25/2012 | CN102330719A Tube-strip type oil radiator |
| 01/25/2012 | CN102330718A Hydraulic oil settling tower for hydraulic testbench |
| 01/22/2012 | CA2746996A1 A hydraulic soft start system |
| 01/19/2012 | DE10245346B4 System und Verfahren zur Druckkompensation für elektro-hydraulische Steuersysteme System and method for pressure compensation for the electro-hydraulic control systems |
| 01/19/2012 | DE102011008425A1 Hydraulischer Endschalter Hydraulic limit switch |
| 01/19/2012 | DE102010031306A1 Druckluftaufbereitungseinrichtung mit zwei Lufttrocknungskartuschen Processing unit with two air-drying cartridges |
| 01/19/2012 | DE102010027038A1 Filterelement Filter element |
| 01/19/2012 | DE102005031732B4 Verfahren und Vorrichtung zur Regelung von Pneumatikzylindern Method and apparatus for the control of pneumatic cylinders |
| 01/18/2012 | CN202118034U Return oil filtering device of hydraulic excavator |
| 01/18/2012 | CN202118033U Crane and magnetic impurity filtering device thereof |
| 01/18/2012 | CN202118032U Novel excavator oil return device |
| 01/18/2012 | CN202118014U Oil tank suitable for interchange of built-in oil filter and external oil filter |
| 01/18/2012 | CN102322461A Hydraulic actuating mechanism and method for recycling energy |
| 01/18/2012 | CN102322453A Produced hydraulic balance energy-saving modification device of walking beam furnace |
| 01/18/2012 | CN102322452A Hydraulic balanced energy-saving device for stepped heating furnace |
| 01/18/2012 | CN102322451A Pneumatic pressure intelligent control system |
| 01/18/2012 | CN102318988A Automatic deforming healthcare pillow |
| 01/12/2012 | WO2012003939A1 Hydraulic arrangement |
| 01/12/2012 | WO2011008242A3 Hydraulic drive and control system for pumps |
| 01/12/2012 | DE102010026646A1 Hydraulische Anordnung Hydraulic arrangement |
| 01/11/2012 | EP1145208B1 Method and device for transmitting control and/or sensor signals |
| 01/11/2012 | CN202110453U Oil temperature control device for hydraulic system |
| 01/11/2012 | CN202108818U Seawater desalination pressurizing energy recovery unit |
| 01/11/2012 | CN202108817U Electro-hydraulic actuator controlled by flow regulating valve |
| 01/11/2012 | CN202108816U Hydraulic oil heat-removal system of blending equipment |
| 01/11/2012 | CN202108815U Air source treatment two-member object |
| 01/11/2012 | CN202108814U Series combination type filter element for grading filtration of coarse and thin particles |
| 01/11/2012 | CN202108813U Hydraulic system device for engineering driller |
| 01/11/2012 | CN102312451A Excavator converging control system and excavator thereof |
| 01/11/2012 | CN101550763B 47-meter R-type foldable arm rack concrete pump truck and a producing method thereof |
| 01/05/2012 | WO2012002439A1 Control circuit for energy regeneration and working machine |
| 01/05/2012 | WO2012000584A1 Device for removing moisture from a hydraulic medium |
| 01/05/2012 | WO2012000481A2 Method for carrying out volume compensation in a dual clutch gearbox with hydrostatic engagement system |
| 01/05/2012 | WO2012000477A1 Master cylinder |
| 01/05/2012 | DE102010025890A1 Pressurized air control device for initiating operational phases of air conditioning system utilized in commercial vehicle, receives external humidity and temperature signals based on signals provided by sensors in combustion engine |
| 01/04/2012 | EP2401511A1 Hydraulic accumulator, hydraulic device having such a hydraulic accumulator, and associated data transfer device |
| 01/04/2012 | CN202100559U Potential energy recovering hydraulic system |
| 01/04/2012 | CN202100558U Oil filtering device for hydraulic oil tank |
| 01/04/2012 | CN202100557U Automatic intermittent hydraulic energy utilization device of multi-way valve system |
| 01/04/2012 | CN1969127B Feedback control methods and apparatus for electro-pneumatic control systems |
| 01/04/2012 | CN102305262A Energy collection absorber and implementation method thereof |
| 01/04/2012 | CN102305227A Micro-stroke double-action vibration-exciting hydraulic cylinder |
| 01/04/2012 | CN102305226A Pneumatic control delay device and jolt-squeeze type molding machine utilizing same |
| 12/29/2011 | WO2011162429A1 Hydraulic pump control system for construction machinery |
| 12/29/2011 | DE10247461B4 Strömungsmittelsteuersystem mit unabhängigem Betriebszustand und regenerativem Betriebszustand Fluid control system with independent operating condition and regenerative mode |
| 12/29/2011 | DE102010024893A1 Luftaufbereitungsanlage für ein Fahrzeug Air handling unit for a vehicle |
| 12/29/2011 | DE102010024805A1 Actuator device for electro-hydraulic system of e.g. airplane, has piezoresistive transducers that detect force received or delivered by actuator and transmit output signal to control unit that controls actuator based on output signal |
| 12/29/2011 | DE102009018071B4 Verfahren und Regelvorrichtung zur Regelung einer Druckmittelzufuhr für einen hydraulischen Aktor A method and control apparatus for controlling a pressure medium supply for a hydraulic actuator |
| 12/28/2011 | EP2399861A1 Hydrostatic drive system |
| 12/28/2011 | CN202091299U 正位移液体压力能量回收装置 Positive displacement fluid pressure energy recovery |
| 12/28/2011 | CN202091298U 基于伺服阀并联的大流量高频响电液振动装置 Based on the large flow servo-valve parallel high frequency response of electro-hydraulic vibration device |
| 12/28/2011 | CN202091297U 一种轧光机液压恒压控制系统 One kind of calender for Hydraulic Control System |
| 12/28/2011 | CN202091296U 电液复合伺服驱动系统 Electric-hydraulic servo drive system |
| 12/28/2011 | CN202091295U 一种用于掘进机的冷却系统 A cooling system roadheader |
| 12/28/2011 | CN202089726U Energy-saving walking type hydraulic carrying machine |
| 12/28/2011 | CN202089657U 带有过滤机构的矿用提升机液压站 Ore bodies with a filter with a hoist hydraulic station |
| 12/28/2011 | CN102297276A 永磁主控脉冲阀 Permanent magnet main pulse valve |
| 12/28/2011 | CN102297182A 液压系统的控制方法和混凝土泵车的控制方法 The control method of hydraulic systems and control methods of concrete pump |
| 12/28/2011 | CN102296663A 一种势能回收的液压系统 A potential hydraulic system recovery |
| 12/28/2011 | CN101696710B 混凝土泵车电液耦合式主油缸换向控制方法 Concrete pump master cylinder coupled electro-hydraulic directional control methods |
| 12/28/2011 | CN101327385B 用于在过滤器、特别是液压油过滤器的波纹管中支撑过滤介质层的优质钢丝布 Stainless steel wire cloth is used in a filter, in particular, hydraulic oil filter bellows supporting the filter media layer |
| 12/23/2011 | DE202011103269U1 Druckluftversorgungsanlage Compressed air supply system |
| 12/22/2011 | WO2011158695A1 Time-delay valve |
| 12/22/2011 | US20110308239 Hydraulic engine with infinity drive |
| 12/22/2011 | DE102010024246A1 Verfahren und Vorrichtung zum Betrieb einer angetriebenen Achse bei einer Werkzeugmaschine Method and apparatus for operating a driven axle in a machine tool |
| 12/21/2011 | CN202082203U 新型高频电液颤振发生器 New high-frequency electro-hydraulic generator Chatter |
| 12/21/2011 | CN202082202U 高速线材精轧机液压过滤器 High-speed wire rod finishing mill hydraulic filters |
| 12/21/2011 | CN202082201U 用于调节双作用液压缸工作介质温度的装置 Means for adjusting the double-acting hydraulic cylinder working medium temperature |
| 12/21/2011 | CN202081853U 防喷器电液动控制系统 BOP electric hydraulic control system |
| 12/21/2011 | CN102292555A 减小压力脉动的设备 Reducing the pressure pulsation device |
| 12/21/2011 | CN102287423A 一种外泄式微行程双作用激振液压缸 One kind of leakage decline exciting stroke double acting hydraulic cylinder |
| 12/21/2011 | CN102287422A 一种用于气缸气源处理的二联体 Two conjoined cylinder gas source for processing |
| 12/21/2011 | CN101530686B 带有用于键锁并驱动滤筒的构件的飞机过滤装置 Aircraft with a member for locking and driving the key cartridge filter device |
| 12/21/2011 | CN101370985B 控制工程机械中的液压缸的方法以及用于工程机械的控制系统 Control engineering machinery hydraulic cylinder method and control system for engineering machinery |
| 12/20/2011 | US8079408 Pressure vessel assembly for integrated pressurized fluid system |
| 12/15/2011 | US20110302911 Methods And Systems For Subsea Electric Piezopumps |
| 12/14/2011 | EP2393996A1 Hydraulic system for a handling or earthmoving machine with an energy accumulator |
| 12/14/2011 | CN202075579U 基于重力调节的作业平台水平控制系统 Gravity-based platforms adjustable level control system |