Patents
Sitemap › F15 - Fluid-pressure actuators; Hydraulics or pneumatics in general › F15B - Systems acting by means of fluids in general; Fluid-pressure actuators, e.g. servomotors; Details of fluid-pressure systems, not otherwise provided 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
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)
11/2012
11/14/2012CN202531504U Starting device for turbofan power generating system
11/14/2012CN102782337A Method for operating a hydraulic working machine
11/14/2012CN102777449A Movable hydraulic station
11/14/2012CN102777448A Compound filter for hydraulic system
11/14/2012CN102777447A Hydraulic oil cooling device of coal mining machine
11/14/2012CN102777446A Oil-water conversion variable displacement emulsion pump station
11/14/2012CN102777441A Cylinder module driven by steam and installation structure for robot using same
11/14/2012CN102777436A Check valve with filter function
11/14/2012CN101408269B Laminated structure for a fluid
11/08/2012WO2012122203A3 Electronic infinite step controller actuator
11/08/2012US20120279212 Control arrangement
11/08/2012DE102011056894A1 Hydraulic linear drive, has feeding pump pumping hydraulic oil to low pressure side, and discharge pressure relief valve, which allows flow of hydraulic oil into reservoir when fixed maximum pressure on low pressure side exceeds
11/07/2012CN202520706U Hydraulic multichannel pneumoelectric combined system
11/07/2012CN202520705U Heading machine hydraulic system with cooling and oil supplement functions
11/07/2012CN202520548U Pump and valve-integrated combined system
11/07/2012CN1489672B Method for reducing noise and cavitation in machines and pressure exchangers which pressurize or depressurize fluids by means of displacement principle
11/07/2012CN102770605A Control device for hybrid construction machine
11/07/2012CN102767544A Totally closed hydraulic oil tank
11/07/2012CN102046887B Controller of hybrid construction machine
11/07/2012CN102007253B Device for controlling hybrid construction machine
11/07/2012CN101981261B Controller of hybrid construction machine
11/07/2012CN101981260B Controller of hybrid construction machine
11/07/2012CN101981259B Controller of hybrid construction machine
11/07/2012CN101949403B Oil filter for industrial hydraulic and lubrication system
11/07/2012CN101949395B Heat-radiating oil tank for hydraulic system
10/2012
10/31/2012EP2518331A1 Valve device
10/31/2012DE102008004807B4 Druckluftversorgungsanlage und Verfahren zum Betreiben einer Druckluftversorgungsanlage Compressed air supply system and method for operating a compressed air supply system
10/31/2012CN202510464U Hydraulic follow-up gravitational equilibrium device
10/31/2012CN202510463U Air filter with lock on side
10/31/2012CN202510462U Oil absorption device, oil tank and development machine
10/31/2012CN202510461U Hydraulic pump station
10/31/2012CN202510446U Ultrasonic hydraulic valve
10/31/2012CN202510435U Engine oil tank of loader
10/31/2012CN202508279U Underneath type double-pump AC hydraulic power unit of hydraulic steering engine
10/31/2012CN102763323A Actuator control device and working machine equipped with same
10/31/2012CN102762874A 油箱 Tank
10/31/2012CN102758813A Energy-recovery hydraulic system and engineering machinery
10/31/2012CN102758808A Pilot oil source control block of front high-pressure filter
10/31/2012CN102758585A Idle-preventing system of hydraulic drill jumbo
10/31/2012CN102040261B Water-pressure automatic transposition energy recovery device
10/26/2012WO2012145290A2 Load holding for meterless control of actuators
10/26/2012WO2012144412A1 Hydraulic circuit for ram cylinder
10/26/2012WO2012082326A3 Hydraulic control system having energy recovery
10/24/2012EP2514978A2 A hydraulic circuit and working machine including the same
10/24/2012EP2513490A1 Method for operating a hydraulic working machine
10/24/2012CN202500839U Pneumatic-hydraulic control system for underwater granule-cutting of large granulator
10/24/2012CN202500836U Loader hydraulic oil tank
10/24/2012CN202500735U Automatic emulsion fracturing construction equipment and emulsion pump set used therein
10/24/2012CN102753841A Electro-hydraulic drive system for a work machine
10/24/2012CN102753837A Control system for swashplate pump
10/24/2012CN102748344A Hydraulic return oil energy collection system of excavator
10/24/2012CN102748343A Hydraulic control system and method for engineering machine
10/24/2012CN102748342A Oil temperature control device for large hydraulic presses
10/24/2012CN102748341A Quick cylinder hydraulic system
10/24/2012CN102747916A Shielding door control system, shielding door device and shielding door control method
10/24/2012CN102331716B Method for regulating control parameters of electrohydraulic linear velocity servo system
10/24/2012CN102331715B Method for determining control parameters of electrohydraulic linear speed servo system
10/18/2012WO2012141623A1 A method and a device for reducing vibrations in a working machine
10/18/2012US20120261009 Hydraulic control device
10/18/2012DE112010002285T5 Arbeitsmaschine Working machine
10/18/2012DE102012204419A1 Temperature dependent hydraulic resistor for hydraulic element, has passage recesses which vary based on temperature so that passage cross-section limited by passage recesses alters automatically
10/18/2012DE102011015090A1 Filter e.g. line filter, for separating solid particles from e.g. pressure fluid, has circumferential groove formed with sink in housing bottom, where edge of sink partial-diagonally falls in direction of circulation flow
10/17/2012EP2511536A1 Method and Apparatus for Warm Up Control of Autonomous Inverter-Driven Hydraulic Unit
10/17/2012EP2510784A1 Sprayer boom with adaptive folding speed
10/17/2012EP2509909A2 Controller for hydraulic device and gangway with such a device
10/17/2012CN202493528U Concrete pump hydraulic cooling device
10/17/2012CN202493527U Modified oil filter
10/17/2012CN202493526U Hydraulic pump station for gear noise inspection machine
10/17/2012CN202493525U Control valve module and by-pass collar used for valve actuator
10/17/2012CN202493513U Pressure compensator used for load sensitive multi-way valve
10/17/2012CN102741564A Control circuit for energy regeneration and working machine
10/17/2012CN102741562A Control system for hybrid construction machinery
10/17/2012CN102741561A Construction device control system
10/17/2012CN102734279A Electrohydraulic vibration exciter
10/17/2012CN102734278A Hierarchical design method for hydraulic control module of electrohydraulic control system
10/17/2012CN102734277A High-accuracy and high-efficiency intelligent closed loop servo pump control system
10/17/2012CN102734276A Load sensing electric proportion hydraulic control system and engineering machinery
10/17/2012CN102734275A Electro-hydraulic composite servo driving system
10/17/2012CN102734274A Hydraulic servo system based on virtual prototyping technique
10/17/2012CN102734273A Oil temperature control device, hydraulic system and oil temperature control method thereof
10/17/2012CN102734272A Exhaust system for passenger car clutch
10/17/2012CN102734271A Cooling equipment for air cylinder and oil cylinder
10/17/2012CN102734270A Cooling equipment for air cylinder and oil cylinder
10/17/2012CN102734269A Energy-saving oil supply system of remanufactured heavy machine tool
10/17/2012CN102734268A Engineering machinery, method for preheating oil drainage path of hydraulic motor and hydraulic system
10/17/2012CN102734267A Hydraulically operated setting device with a hydraulic aggregate and a joining method for connecting at least two components
10/17/2012CN102734266A Autonomous power
10/17/2012CN102734265A Temperature reducing device for air cylinder and oil cylinder
10/17/2012CN102734264A Apparatus for changing manual servo pump into electrical control variable pump and control method for the apparatus
10/17/2012CN102734235A Energy recovery hydraulic system and concrete conveying pump
10/17/2012CN101900151B Oil absorption optimized device for oil cooler having gradient side slot oil suction pipe
10/17/2012CN101787990B Sound-deadening and noise-reducing device in hydraulic mechanism
10/11/2012DE102011084097B3 Distribution switchboard for assembly of electro-pneumatic position controller and pneumatic actuator, has interfaces in which connection of pneumatic terminals is interchanged so that chambers are connected to preset air channels
10/11/2012DE102011007019A1 Method for determining ambient pressure of motor vehicle e.g. commercial vehicle, involves venting transmission control device to environment through actuators and equalizing pressure of transmission control device to environment
10/10/2012EP2508464A2 Energy recovery system for an electromotive forklift truck
10/10/2012EP2507518A1 A method for controlling a hydraulic system of a working machine
10/10/2012CN202484000U Pneumatic long-stroke actuating mechanism
10/10/2012CN202483999U Hydraulic filtering loading device and hydraulic system comprising same
10/10/2012CN202483998U Hydraulic system of roll squeezer
10/10/2012CN202483997U Pressure difference drainage device
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