Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups
Patents for F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups (22,036)
05/2010
05/20/2010DE102008057610A1 Electro-hydraulic system i.e. vehicle steering system, has motor-pump-aggregates connected to voltage source that provides mains voltage, and electrical connection provided for stabilization of supply voltage of each motor-pump-aggregate
05/19/2010EP2187056A1 Electric compressor
05/19/2010CN201474943U Pressure switch of compressor
05/19/2010CN201474942U Screw pump direct-drive intelligent hoisting device controller
05/19/2010CN201474941U Solar photovoltaic intelligent control variable frequency water pump system
05/19/2010CN201474940U Flow control device for cooling pump of ice water making machine
05/19/2010CN201474939U Energy-saving control device of condensate removal pump of gas-fired power plant
05/19/2010CN201474938U Pressure switch for water pumps
05/19/2010CN201474937U Energy-saving control system for mechanical vacuum pump
05/19/2010CN201474918U Novel variable-frequency air compressor
05/19/2010CN201474014U Circulating water saver
05/19/2010CN1929286B Method for controlling supply of current and static capacitance to compressor
05/19/2010CN101285462B Piston reciprocating compressor step compression method and system
05/19/2010CN101210547B Disc type multi-cylinder slurry pump
05/19/2010CN101194105B Capacity control valve
05/18/2010US7717683 Self contained pump electrical equipment power supply
05/18/2010US7717680 Charging system
05/18/2010CA2477640C Enclosed pump switch level control system
05/14/2010WO2010053831A1 Infusion pump assembly having a reverse rotation prevention system and method for operating the same
05/14/2010WO2010052777A1 Ship steering device
05/13/2010US20100119383 Pump unit comprising a main pump and a charge pump with a variable pump capacity
05/13/2010US20100119380 Subsea pumping system
05/13/2010US20100116935 Vacuum toilet system for waste water transport and waste water collection in an aircraft
05/13/2010US20100116253 Controller for fuel pump
05/13/2010US20100115937 Method and Apparatus for Automatic Pump Shutoff
05/13/2010US20100115800 Hydraulic unit and construction machine including the same
05/12/2010CN201467067U Motor energy-saving device
05/12/2010CN201467065U Variable frequency control system of air compressor motor
05/12/2010CN201464926U Water-supply monitoring and controlling device, system and variable frequency cabinet
05/12/2010CN201461603U Hydraulic control device of oil motive
05/12/2010CN201461363U Air compressor unloading control system structure
05/12/2010CN201461362U Variable control mechanism of plunger piston variable pump
05/12/2010CN201461361U compressor protector
05/12/2010CN201461360U Electro-hydraulic proportional control plunger pump
05/12/2010CN201461359U Air compressor set flow intelligent control system
05/12/2010CN201461358U Air compressor set intelligent electric efficiency control system
05/12/2010CN201461357U System for intelligently controlling water pump
05/12/2010CN201461356U Diaphragm pump control cabinet with alarm function
05/12/2010CN201461355U Power saving device for water pump with large lifting capacity in construction of high-rise building
05/12/2010CN201461354U Variable frequency regulation closed-loop control system of water pump
05/12/2010CN201461353U Air compressor energy-saving system
05/12/2010CN201461352U Concrete conveying pump wireless full-featured remote control device
05/12/2010CN201461351U Concrete conveying pump display monitoring device
05/12/2010CN201461350U Pre-console of concrete conveying pump
05/12/2010CN201461349U Oil pump automatic control system of blast furnace charging belt
05/12/2010CN201461348U Device for monitoring running state of air compressor system of COREX dreg vertical mill
05/12/2010CN201461338U Air compressor condensed fluid oil water separation device and filter element for the device
05/12/2010CN201461308U Inflator pump
05/12/2010CN201460825U Oil pumping unit braided rope breaking wireless alarming self-stopping device
05/12/2010CN201459449U Water supply device for automatic washing machine
05/12/2010CN1991172B Starting apparatus of compressor and control method thereof
05/12/2010CN1964182B Electrical equipment
05/12/2010CN1952813B An adaptive tuning controller for refrigerant pressure action member and control method thereof
05/12/2010CN1782387B Starting method for a piston compressor
05/12/2010CN1574568B Linear motor and linear compressor equipped with the same
05/12/2010CN101705928A Concrete transfer pump
05/12/2010CN101317045B Variable impulse-duration system with pressure regulating valve
05/12/2010CN101115908B Compressor uninstalling valve
05/11/2010US7713033 Double-acting, duplex pump controlled by two, two position spool valves
05/06/2010WO2010051420A2 Fluid device with flexible ring
05/06/2010WO2010051270A1 Apparatus for analysis and control of a reciprocating pump system by determination of a pump card
05/06/2010WO2010049130A1 Compressor for producing compressed air for a motor vehicle
05/06/2010US20100114073 Device and Method Employing Shape Memory Alloy
05/06/2010US20100114029 Device and Method Employing Shape Memory Alloy
05/06/2010US20100114028 Device and Method Employing Shape Memory Alloy
05/06/2010US20100111724 Air compressing assembly
05/06/2010US20100111716 Apparatus for analysis and control of a reciprocating pump system by determination of a pump card
05/06/2010US20100111712 Hydraulic pump control arm and method
05/06/2010US20100111710 Control devices for fuel pump driving motors
05/06/2010US20100111709 Compressor protection and diagnostic system
05/06/2010US20100111708 Fluid ejection system, fluid ejection system drive method, and surgical apparatus
05/06/2010US20100111707 Robust pid control for bldc motor controller
05/06/2010US20100111706 High voltage bus capacitor pre-charger circuit
05/06/2010US20100107904 system and method for fluid flow control
05/06/2010DE102008054002A1 Compressor i.e. simple reciprocating compressor, for use in motor vehicle for supply of compressed air, has valve mechanism connected with forward oil of driving motor of vehicle, and return line connected between valve mechanism and sump
05/06/2010DE102008053998A1 Kompressor zur Drucklufterzeugung für ein Kraftfahrzeug Compressor for generating compressed air for a motor vehicle
05/06/2010DE102008043414A1 Method for operating electric pump, particularly electric fuel pump, involves adjusting electric input current during operation of electric pump for supplying fluid, particularly fuel to hydraulic outlet
05/06/2010CA2742304A1 Fluid device with flexible ring
05/06/2010CA2742270A1 Apparatus for analysis and control of a reciprocating pump system by determination of a pump card
05/05/2010CN201448230U Y-shaped control valve for magnetic levitation anti-drag water pumps
05/05/2010CN201448227U Sealed-type compressor protector
05/05/2010CN201448226U Full-automatic control circuit for controlling water pumping
05/05/2010CN201448225U Full-function wired remote control device of concrete delivery pump
05/05/2010CN201448221U Automatic aerating device and air bed
05/05/2010CN1858449B Apparatus for controlling operation of reciprocating compressor and method thereof
05/05/2010CN1607478B An adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor
05/05/2010CN101701579A High-pressure plunger pump pressure-regulating system with easy starting function
05/05/2010CN101018988B Compressor, refrigerant circulation and method for controlling compressor
05/04/2010US7708535 Systems and methods for providing a dynamically adjustable reciprocating fluid dispenser
05/04/2010US7707996 High pressure fuel supply pump for internal combustion engine
04/2010
04/30/2010CA2684247A1 Hydraulic pump control arm and method
04/29/2010US20100106082 In situ tubing measurements for infusion pumps
04/29/2010US20100104453 Pump with automatic return-to-zero pressure gauge
04/29/2010US20100101538 Low Noise Fuel Pump With Variable Pressure Regulation
04/29/2010US20100101407 Hybrid nutating pump with anti-rotation feature
04/29/2010DE112008001492T5 Startsteuervorrichtung und -verfahren für einen elektrischen Spiralkompressor Start control apparatus and method for an electric scroll compressor
04/28/2010EP2179180A2 Modulating liquid pump
04/28/2010EP2179179A1 Method and apparatus for resisting disabling fouling of compressors in multistage compression systems
04/28/2010EP2179176A1 Hydraulic system with an adjustable hydrostatic machine
04/28/2010EP2179175A1 Axial piston machine in a swash-plate construction with an actuating device
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