| 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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| 09/02/2010 | US20100219289 Purge device and hydraulic system comprising such a purge device |
| 09/02/2010 | US20100219113 Device for Filtering Pressurized Oil |
| 09/02/2010 | US20100218492 Compressed gas-driven device with passive thermodynamic composition |
| 09/02/2010 | DE19952266B4 Regelverfahren für einen Hydraulikantrieb und hiermit korrespondierende Regeleinrichtung Control method for a hydraulic drive and control system corresponding thereto |
| 09/02/2010 | DE102004019768B4 Grundplatte mit einer Vorrichtung zur lösbaren Befestigung eines Ventils Base plate having a device for releasably fastening a valve |
| 09/01/2010 | CN201568407U Energy-saving hydraulic loop of multi-servomotor |
| 09/01/2010 | CN201568406U Closed type cooling system |
| 09/01/2010 | CN201568405U Hydraulic drive system with off-line hydraulic oil cooling loop |
| 09/01/2010 | CN201568403U Oil contamination on-line monitoring feedback device for hydraulic system of wind turbine generator system |
| 09/01/2010 | CN201568385U Anti-oil splashing air filter used for hydraulic cylinder |
| 09/01/2010 | CN201566991U Hydraulic control system for coal bunker dredging machine |
| 08/31/2010 | US7784495 Microfluidic bubble logic devices |
| 08/31/2010 | CA2374562C Hydraulic power assembly having a removable top |
| 08/25/2010 | EP2221511A1 Fluid pressure control apparatus/process |
| 08/25/2010 | EP2220383A1 Hydraulic control arrangement |
| 08/25/2010 | EP2220377A1 Valve apparatus |
| 08/25/2010 | CN201561006U Proportional synchronous hydraulic control system |
| 08/25/2010 | CN201561005U Bidirectional gear motor pump |
| 08/25/2010 | CN201561004U Condensate water prevention system for accumulator device |
| 08/25/2010 | CN201560706U Hydraulic control circuit for rock drill and control system thereof |
| 08/25/2010 | CN201560422U Electro-hydraulic proportional control piston-type single-hoisting-point hydraulic hoist |
| 08/25/2010 | CN201559977U Belt self-control tensioner of belt conveyer |
| 08/25/2010 | CN101813110A Method for implementing airborne variable pressure hydraulic energy system |
| 08/24/2010 | US7779747 Actuator and method for producing mechanical motion |
| 08/19/2010 | WO2010091896A1 Connection coupling for a venting screw of a hydraulic system |
| 08/19/2010 | US20100206389 Pressure-compensated accumulator bottle |
| 08/19/2010 | DE112008002483T5 Aktuatorsteuerungssystem mit adaptiver Strömungssteuerung Actuator control system with adaptive flow control |
| 08/19/2010 | DE102010007921A1 Vorrichtung sowie Verfahren zum Handhaben von Werkstücken An apparatus and method for handling workpieces |
| 08/18/2010 | EP2217814A1 Pressure control unit |
| 08/18/2010 | CN201554723U Reversing control device for electrohydraulic coupling type main oil cylinder of concrete pump truck |
| 08/18/2010 | CN201554722U Liquid-gas silencer for hydraulic elevator |
| 08/18/2010 | CN201554721U Novel combined oil return valve for hydraulic system |
| 08/18/2010 | CN201554720U Hydraulic oil temperature control system of falling weight deflectometer |
| 08/18/2010 | CN201554706U Hydraulic system of oil press filter |
| 08/18/2010 | CN201554443U Electric hydraulic control system for oil drilling rig hydraulic disc braking device |
| 08/18/2010 | CN101806358A Fluid pressure control apparatus/process |
| 08/18/2010 | CN101806317A Synergic control method and performer device for intelligent pump valve of biped robot |
| 08/18/2010 | CN101435442B Method for processing hydraulic oil tank |
| 08/12/2010 | WO2010089518A1 Hydraulic system for a handling or earthmoving machine with an energy accumulator |
| 08/12/2010 | DE102009008005A1 Plug holder for use in vacuum accumulator of internal combustion engine of e.g. lorry, to establish plug-in connection between base body and hose line, has guiding- and holding parts guiding and holding region of hose line spaced from end |
| 08/12/2010 | DE102009006973A1 Slide valve for pneumatic pressure system, has forced venting device provided in/at housing and allowing direct interconnection of inlet pressure in outlet in damped activation phase under elimination of phase |
| 08/12/2010 | DE102009004021B3 Druckluftversorgungseinrichtung, Ventilgehäuse und Lufttrocknerpatrone Compressed air supply system, valve housing and the air dryer cartridge |
| 08/11/2010 | CN201547071U DD servo oil cylinder with high-speed switching |
| 08/11/2010 | CN201547070U Automatic returning-neutral digital electric shift device |
| 08/11/2010 | CN201547069U Device utilizing hydraulic oil tank to remove water from hydraulic oil |
| 08/11/2010 | CN201547068U Environment-friendly powerful cooler for hydraulic system |
| 08/11/2010 | CN201547067U Two-stage oil return filter device of tunneling machine |
| 08/11/2010 | CN201547066U Hydraulic oil bypass-filtering device of concrete pump truck |
| 08/11/2010 | CN201543324U Magnetic filter element |
| 08/11/2010 | CN101802417A Actuator control system implementing adaptive flow control |
| 08/11/2010 | CN101456135B Position linkage control device using electric-hydraulic driving shaft |
| 08/10/2010 | US7770697 Energy recovering method and system in hydraulic lift device of battery operated industrial trucks |
| 08/10/2010 | US7770696 Energy recovering system of hydraulic lift device for battery operated industrial trucks |
| 08/10/2010 | US7770331 Potential energy storage system |
| 08/10/2010 | CA2405910C Control device and method for emergency opening of an aircraft evacuation door |
| 08/04/2010 | CN201539219U Falling off of drill string prevention automatic clamping boring rod set |
| 08/04/2010 | CN201538019U Independent cooling system device of injection molding machine |
| 08/04/2010 | CN101793276A Electrohydraulic servo system for two-way high-speed switch |
| 08/04/2010 | CN101793275A High-precision hydraulic servo control system |
| 07/30/2010 | CA2688005A1 Hydraulic reservoir tank |
| 07/29/2010 | WO2010084008A1 Device for reducing pressure pulsations |
| 07/29/2010 | US20100186402 Pump torque control system for hydraulic construction machine |
| 07/29/2010 | DE102009005980A1 Hydraulikfilterelement und zugehöriges Herstellungsverfahren Hydraulic filter element and manufacturing method thereof |
| 07/29/2010 | DE102005043110B4 Verfahren und Einrichtung zur Regelung der Temperatur von Hydrauliköl Method and apparatus for controlling the temperature of hydraulic oil |
| 07/28/2010 | EP2211062A2 Slave cylinder for a vibration-dampened hydraulic power transmission system, in particular a hydraulic clutch actuation for motor vehicles |
| 07/28/2010 | EP2209999A1 Thermohydraulic method for increasing the pressure of diverse working fluids and application thereof |
| 07/28/2010 | CN201535291U 高压内循环清洗试压工艺装备 High-pressure cleaning cycle pressure test process equipment |
| 07/28/2010 | CN101787994A Numerical control hydraulic power unit system |
| 07/28/2010 | CN101787993A Method for improving hydraulic transmission rigidity of hydraulic system |
| 07/28/2010 | CN101787992A Hydraulic servo system for rapidly retracting unidirectional spring |
| 07/28/2010 | CN101787991A Gap compensation method for servo control system |
| 07/28/2010 | CN101787990A Sound-deadening and noise-reducing device in hydraulic mechanism |
| 07/28/2010 | CN101785939A Differential pressure adjustable automatic backwashing filter |
| 07/22/2010 | WO2010081716A1 Device for the sorptive separation of a gas flow with a vortex tube for regeneration |
| 07/21/2010 | EP2207969A1 Hydraulic drive system and diagnostic control strategy for improved operation |
| 07/21/2010 | CN201531489U Pressure peak display preserving structure in hydraulic system |
| 07/21/2010 | CN201531478U Double-filtration pressure reducing device |
| 07/21/2010 | CN201531472U Hydraulic oil tank |
| 07/21/2010 | CN101782095A Differential energy recovery device and method for seawater desalination system |
| 07/21/2010 | CN101782094A Method and electronic device for finding the opening point for a regulated electropneumatic valve of a pneumatic actuating drive |
| 07/21/2010 | CN101782093A Dustproof method and device thereof of open type oil tank of hydraulic system |
| 07/21/2010 | CN101382158B Hydraulic protector for electrohydraulic servo control system |
| 07/20/2010 | US7757714 Two-stage servo-valve |
| 07/15/2010 | WO2010079128A1 Compressed air supply device |
| 07/14/2010 | CN201526565U Cooling device of tunneling machine hydraulic system |
| 07/14/2010 | CN201526564U Full digital integrated type cylindrical valve electro-hydraulic synchronous control system |
| 07/14/2010 | CN201526547U Water pressure power supply for an underwater operation tool |
| 07/14/2010 | CN201526487U Cooling fan controller of hydraulic system |
| 07/14/2010 | CN101776110A Method of water removing for hydraulic oil by using hydraulic oil container and device thereof |
| 07/14/2010 | CN101776109A Oil-gas separation exhaust used for pneumatic control system of transformer substation |
| 07/14/2010 | CN101776108A One-way fast retractile electrohydraulic servo system |
| 07/14/2010 | CN101776107A Exact stroke control method and stroke control device of serial oil cylinders |
| 07/13/2010 | US7754069 Filter for trapping foreign matter |
| 07/07/2010 | EP2204586A1 Electropneumatic modular system comprising stackable individual modules |
| 07/07/2010 | CN201521512U Digital electro-hydraulic servo driving device adopting servo motor for direct drive |
| 07/07/2010 | CN201521509U High-power digital electro-hydraulic servo driving device adopting servo motor variable |
| 07/07/2010 | CN201521496U Water circulation cooling oil box of cantilever development machine |
| 07/07/2010 | CN201520045U Energy-saving control system for oil-electric compound injection molding machine |
| 07/01/2010 | DE4309901B4 Hydraulischer Stellantrieb - inbesondere für eine Kraftfahrzeug-Reibungskupplung Hydraulic Actuator - in particular for a motor vehicle friction clutch |
| 07/01/2010 | DE102009056673A1 Hydraulisches System Hydraulic system |