Patents
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)
10/2009
10/01/2009DE102008016404A1 Hydraulic drive mechanism for driving water purification machine in emergency relief weir of e.g. channel system, has water wheel that is in combination with hydraulic pump transforms operation of flowing water into hydraulic operation
10/01/2009DE102008016023A1 Elektromotor im Überlaufbehälter im Tank Electric motor in the overflow tank in the tank
10/01/2009DE102008000882A1 Verfahren zur Ansteuerung eines Betätigungsmittels Method for actuating an actuating means
09/2009
09/30/2009EP1318906B1 Controller for a hydraulic press and method for the operation thereof
09/30/2009CN201318351Y Water cooling mechanism for bending machine
09/24/2009WO2008105950A3 Pressure monitor for pneumatic vitrectomy machine
09/24/2009US20090236906 Hydraulic Regenerative Braking System For A Vehicle
09/24/2009DE202009008054U1 Modulares Kontrollsystem für fluidische Steuergeräte Modular control system for fluid control devices
09/24/2009DE19853948B4 Positivströmungssteuersystem Positive flow control system
09/23/2009EP2103747A1 Hydraulic drive device for hydraulic excavator
09/23/2009EP2101698A2 Pressure monitor for pneumatic vitrectomy machine
09/23/2009CN101539784A Supper-low constant speed hydraulic control system of mill type cylinder
09/22/2009CA2505753C Method and apparatus for warm up control of autonomous inverter-driven hydraulic unit
09/17/2009WO2009114407A1 Hydraulic system having multiple actuators and an associated control method
09/17/2009WO2009050752A8 Device for filtering pressurized oil
09/17/2009US20090229261 Dual mode hydraulic circuit control and method
09/17/2009DE102008014539A1 Hydromechanisches System Hydro-Mechanical System
09/17/2009DE102008014152A1 Servohydraulic device i.e. internal pressure pulsating device, for injection line of internal combustion engine, has adjusting device adjusting time-variant fluid pressure and/or adding fluid pressure to another time-variant fluid pressure
09/17/2009DE102008012521A1 Filtervorrichtung sowie Filterelement für eine dahingehende Filtervorrichtung Filter device and filter element for a pertinent filter device
09/17/2009DE102008006684A1 Separating device for separating air bubbles from hydraulic fluid, has return line for returning bubbles containing hydraulic fluid in collection tank containing hydraulic fluid
09/16/2009EP2101100A2 Vibration-decoupling device for hydraulics
09/16/2009CN101533287A Constant power control method for coal mining machine and operating handle
09/16/2009CN101532527A Pressure-regulating control air valve
09/16/2009CN101532526A Improved automatic hydraulic oil temperature adjusting system of electro-hydraulic servo universal tester
09/16/2009CN101530688A Cartridge filter for aircraft
09/16/2009CN101530687A Aircraft filter device with a rotation-precenting filter
09/16/2009CN101530686A Aircraft filter device with a member for keying and driving the cartridge
09/10/2009US20090223358 Method of valve calibration
09/10/2009US20090223217 Method and apparatus for using explosives for generating power
09/10/2009DE19930563B4 Steuerventileinrichtung für einen hydraulischen Verbraucher Control valve device for a hydraulic consumer
09/10/2009DE10359739C5 Druckluftversorgungsanlage sowie Verfahren zu deren Betrieb Compressed air supply system, and method for its operation
09/10/2009DE102008060425A1 Verfahren zur Ventilkalibrierung A method for valve calibration
09/10/2009DE102007057295B4 Fluidisch-elektrische Einrichtung mit drahtloser Energiespeisung Fluidically-electric device with wireless energy supply
09/10/2009DE10056003B4 Vorrichtung mit einem Wegeventil A device with a directional valve
09/09/2009CN201306335Y Novel thermotube-cooling oil tank
09/09/2009CN201306334Y Pneumatic control device of up and down switching mechanism
09/09/2009CN201306333Y Intelligent hydraulic impactor
09/09/2009CN100538087C Power system and work machine using same
09/09/2009CN100538086C Power system and work machine using same
09/03/2009US20090217656 Hydraulically Driven Industrial Machine
09/03/2009US20090217653 Control system for recovering swing motor kinetic energy
09/03/2009DE102008010754A1 Device for tilting e.g. side mirror about bearing provided as pivotal point, in motor vehicle, has actuator, fluid conveying unit, fluid container, and non-return valve that controls and/or blocks flow of fluidic working medium
09/02/2009EP2096254A2 Control system for an annulus balanced subsurface safety valve
09/02/2009EP2094974A1 A device meant for controlling of an oscillation cylinder
09/02/2009EP2094973A1 Apparatus for degassing oil
09/02/2009CN201301844Y Hydraulic-oil by-passing fine filtering device
09/02/2009CN101522997A A method for operating a working machine and a working machine with an improved ability to meet transient loads
09/02/2009CN101520063A Constant-pressure water evaporator suitable for aerospace craft
09/02/2009CN101518961A Motor and cooling-element combined structure
09/02/2009CN100535455C Double-core valve type aerodynamic condition sensor
08/2009
08/27/2009WO2009103412A1 Hydrostatic drive system
08/26/2009EP2092403A1 Adjustable pneumatic system for a surgical machine
08/26/2009CN201297307Y Hydraulic motor energy recycling system used as energy accumulator for hybrid electric engineering machinery
08/26/2009CN201297306Y Hydraulic device for redirector testing device
08/26/2009CN201297305Y Radiating structure of electrical hydrostatic actuator
08/25/2009US7578761 Hydraulic circuit control device
08/20/2009WO2009102740A2 Flow management system for hydraulic work machine
08/20/2009WO2009100684A1 Magnetic resonance elastograph system with hydraulic driver
08/20/2009DE10113457B4 Verfahren zur Steuerung von Spulen einer elektromagnetischen Steuereinrichtung und Vorrichtung zur Durchführung dieses Verfahrens Method for controlling an electromagnetic coil control means and apparatus for carrying out this method
08/19/2009EP2090543A2 Hydraulic system
08/19/2009EP1945917B1 Control valve for a device for variably adjusting the control times of gas exchange valves of an internal combustion engine
08/19/2009EP1869330B1 Electrohydraulic control device
08/19/2009CN201293010Y Steering oil pot apparatus for automobile
08/19/2009CN201293009Y Control and protection device for high-pressure static pressure oil source
08/19/2009CN201293008Y Heat radiation structure of hydraulic rotating connector
08/19/2009CN101512162A Motor control device for construction machine
08/19/2009CN100529431C Hydraulic drive system and improved filter sub-system therefor
08/19/2009CN100529429C Hydraulic drive system and improved control valve assembly therefor
08/19/2009CN100528291C Compressed air supply system
08/13/2009US20090199707 Bleeding System For A Hydraulic Steering System
08/13/2009DE102008009242A1 Filterelement und Filtereinrichtung mit einem solchen Filterelement Filter element and filter device with such a filter element
08/12/2009EP2088329A2 Controller for a double-acting, pneumatic actuator, double-acting, pneumatic actuator, and method of operating same
08/12/2009EP2088323A1 Compressor device with a device for vaporizing the condensate
08/12/2009EP2087242A1 Module system for manufacturing two and three stable positions fluid-operated actuators
08/12/2009CN201288722Y Energy recovery system of mixed power mechanical actuator
08/12/2009CN201288721Y Energy recovery system of mixed power single-valve multiple actuator assembly
08/12/2009CN201288720Y High efficiency hydraulic oil cooler of new by-pass valve
08/12/2009CN201288709Y Hydraulic oil tank cooling apparatus for digging machine
08/12/2009CN201287008Y Full automatic high-pressure reverse cleaning filtering system for hydraulic support
08/12/2009CN201287007Y High-precision large-discharge high-pressure filter station for time reverse clean
08/12/2009CN201287002Y One-piece oil-return filter
08/12/2009CN101506484A Fan drive system
08/12/2009CN100526660C Control apparatus for eliminating reversing shake of dbl act gas cylinder
08/12/2009CN100526659C Two-stage servo-valve
08/11/2009CA2448428C Method and apparatus for driving hydraulic motors with agricultural tractors
08/06/2009WO2009097117A1 Variable volume reservoir
08/06/2009US20090194181 Fluidic System with Improved Flow Characteristics
08/06/2009CA2713434A1 Variable volume reservoir
08/05/2009EP2084336A1 A method for operating a working machine and a working machine
08/05/2009EP2084335A1 A method for operating a working machine and a working machine with an improved ability to meet transient loads
08/05/2009CN101498328A Ship hydraulic station for realizing automatic cycle cooling
08/05/2009CN100523524C Liquid controlled reversing buffering mechanism and method
08/05/2009CN100523523C Bus module used for controlling fluidic valves
08/04/2009CA2419734C Thermal contraction control apparatus for hydraulic cylinders
07/2009
07/30/2009WO2009093933A1 Hydrodynamic generator and a reactor internal system (variants)
07/30/2009WO2009092521A1 Fluid supply systems
07/30/2009DE102008006178A1 Druckmitteleinsatz für ein Steuerventil in einer hydraulischen Stellvorrichtung Printing means for use in a control valve of a hydraulic actuating device
07/29/2009EP2082138A1 Pressurized air muffler for pneumatic applications
07/29/2009EP2082099A1 A method for operating a working machine and a working machine with an improved transmission line
07/29/2009EP2081666A1 Bubble generation for aeration and other purposes
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