| 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) |
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| 08/13/2009 | US20090202361 Control system for an air operated diaphragm pump |
| 08/13/2009 | US20090202359 Method for determining pump flow rate |
| 08/13/2009 | CA2714596A1 Lubricant delivery system for internal combustion engines |
| 08/12/2009 | EP2088320A2 Air compressor |
| 08/12/2009 | EP2087239A2 Metering and pumping devices |
| 08/12/2009 | EP2087237A1 Method for controlling the capacity of a peristaltic pump and peristaltic pump |
| 08/12/2009 | CN201288657Y Electro-hydraulic integration dual chamber power variant control apparatus |
| 08/12/2009 | CN201288655Y Pressure testing downhole oil production screw pump |
| 08/12/2009 | CN201288650Y Air-conditioner compressor system for vehicle |
| 08/12/2009 | CN101506485A A cooling system and a transmission system having said cooling system integrated therewith |
| 08/12/2009 | CN101504897A Novel pressure tunable switch apparatus |
| 08/12/2009 | CN101503998A Electrohydraulic integrating dual-displacement variable power control system |
| 08/12/2009 | CN101503996A Control valve for variable capacity compressor |
| 08/12/2009 | CN100526645C Electric control method and electric control device for plunger variable hydraulic pump |
| 08/12/2009 | CN100526644C Apparatus for controlling driving of reciprocating compressor and method thereof |
| 08/12/2009 | CN100526643C Pump control override for tandem pumps |
| 08/12/2009 | CN100526623C Control device for traveling working vehicle |
| 08/11/2009 | US7572110 Pumping apparatus using thermal transpiration micropumps |
| 08/11/2009 | US7572108 Pump controller system and method |
| 08/11/2009 | US7572107 Ultra low volume chemical delivery system and method |
| 08/11/2009 | US7572106 Ink pumping apparatus for printing press and ink leak preventing method |
| 08/11/2009 | CA2387061C Piston pump |
| 08/06/2009 | US20090196767 Service pack variable displacement pump |
| 08/06/2009 | US20090196766 Compressor unit with a damped pressure gauge |
| 08/06/2009 | US20090196764 High frequency electric-drive with multi-pole motor for gas pipeline and storage compression applications |
| 08/06/2009 | US20090193879 Solvent delivery device and analytical system |
| 08/06/2009 | DE19901964B4 Ventilgruppe insbesondere für eine Wasserreinigermaschine Valve group especially for a water purifier machine |
| 08/06/2009 | DE102009005242A1 Elektromotor für Brennstoffpumpe mit verbesserten Abschalteigenschaften Electric motor for fuel pump with improved turn-off |
| 08/06/2009 | DE102008007025A1 Pump for use in fuel injection system of internal combustion engine, has connecting element transmitting pressure from crank case into tappet area that comprises throttle element for regulating of pressure on tappet area |
| 08/06/2009 | DE102008006860A1 Compressed air delivery flow controlling method for motor vehicle, involves controlling delivery flow of compressed air based on actual, estimated or expected air consumption, which is determined based operating signals |
| 08/05/2009 | EP2085615A1 A peristaltic pump for supplying fluid products and a method for controlling said pump |
| 08/05/2009 | EP1948927B1 Air-conditioning compressor with a differential-pressure limiting device |
| 08/05/2009 | CN201285504Y Circuit apparatus for controlling low voltage closing of refrigerator |
| 08/05/2009 | CN201284751Y Pressure regulating and water breaking structure of pump |
| 08/05/2009 | CN201284734Y Behavior control device for vehicle air compressor |
| 08/05/2009 | CN201284733Y Novel diaphragm type compression device used for high-purity gas |
| 08/05/2009 | CN201284732Y Membrane pump with clutch |
| 08/05/2009 | CN201284726Y Improved axial plunger pump |
| 08/05/2009 | CN101501412A Suction valve pulse width modulation control based on compressor temperature |
| 08/05/2009 | CN101501334A Control device for variable displacement compressor and its method |
| 08/05/2009 | CN101498295A Compressor group control system based on wireless conveying technology to control terminal pressure |
| 08/05/2009 | CN101498294A Pressure control adjusting device of compressor |
| 08/05/2009 | CN100523634C Vehicular air-conditioner |
| 08/05/2009 | CN100523524C Liquid controlled reversing buffering mechanism and method |
| 08/05/2009 | CN100522046C Rinsing device and method for the operation thereof |
| 08/04/2009 | US7570464 Overload protective apparatus of a compressor and a method thereof |
| 08/04/2009 | US7568895 Dual capacity compressor |
| 08/04/2009 | US7568894 Hermetic compressor |
| 08/04/2009 | US7568893 Electric air pump for secondary air supply system |
| 07/30/2009 | WO2009093750A1 Water supply |
| 07/30/2009 | WO2009092534A1 Compressor having an energy saving device and method for the energy-saving operation of a compressor |
| 07/30/2009 | WO2009092528A2 Compressor and method for controlling a compressor for supplying compressed air to a utility vehicle |
| 07/30/2009 | WO2009002138A3 Base with inflating mechanism for dispensing machine for deflated balls |
| 07/30/2009 | WO2008073386A8 Flow control |
| 07/30/2009 | US20090191066 Aliquot correction for feeding set degradation |
| 07/30/2009 | US20090191065 Feed Pump |
| 07/30/2009 | DE102008005645A1 Verfahren zum Betrieb eines Steuergerätes für wärmeempfindliche Aktoren Method for operating a control device for heat-sensitive actuators |
| 07/30/2009 | CA2712681A1 Compressor and method for controlling a compressor for the compressed air supply of a utility vehicle |
| 07/29/2009 | CN101495756A System and method for correcting for pressure variations using a motor |
| 07/29/2009 | CN100520064C Control device for electric compressor used in vehicular air conditioner |
| 07/29/2009 | CN100520022C Method and device for controlling pump torque for hydraulic construction machine |
| 07/28/2009 | US7566206 Linear compressor for multi-stage compression |
| 07/28/2009 | US7566204 Multicylindrical rotary compressor, compression system, and freezing device using the compression system |
| 07/23/2009 | US20090185915 Digital Control Device |
| 07/23/2009 | US20090185914 Spa with Circuit for Detecting and Responding to Excessive Changes in Pump Current |
| 07/23/2009 | DE102008005435A1 Kompressor mit einer Energiesparvorrichtung und Verfahren zum energiesparenden Betreiben eines Kompressors Compressor with an energy saving device and method for energy-saving operation of a compressor |
| 07/23/2009 | DE102008005429A1 Kompressor und Verfahren zur Steuerung eines Kompressors zur Druckluftversorgung eines Nutzfahrzeugs Compressor and method for controlling a compressor for supplying pressurized air of a commercial vehicle |
| 07/23/2009 | DE102008005428A1 Kompressor und Verfahren zur Steuerung eines Kompressors zur Druckluftversorgung eines Nutzfahrzeugs Compressor and method for controlling a compressor for supplying pressurized air of a commercial vehicle |
| 07/23/2009 | DE102008004756A1 Hydraulic pump e.g. toothed wheel pump, device for use in e.g. differential gear of motor vehicle, has hydraulic pump e.g. toothed wheel pump, with inlet and outlet, and return and throttle valves arranged in channel |
| 07/23/2009 | DE102008000111A1 Controller for piston pump utilized for pumping fluid in measuring device e.g. micro-fluid measuring device, controls piston by varying stroke length such that piston achieves target position or movement direction associated to time period |
| 07/22/2009 | EP1934476B1 Installation for high pressure compression with several stages |
| 07/22/2009 | CN201277168Y Automatic stopping apparatus for slush pump at overpressure |
| 07/22/2009 | CN201277167Y Air pump pressure regulating mechanism with disconnection function at pre-determined pressure, and air pump |
| 07/22/2009 | CN201277166Y 气路多功能集成控制器 Gas line multifunction integrated controller |
| 07/21/2009 | US7563082 Sewage handling system, cover, and controls |
| 07/21/2009 | US7563076 Variable rate pumping system |
| 07/21/2009 | CA2459659C Compressed air system and method of control |
| 07/16/2009 | WO2009089413A1 Stand-alone pump shut-off controller |
| 07/16/2009 | US20090182276 Fluid Delivery Device with Autocalibration |
| 07/16/2009 | US20090180897 Fan enabling increased wind pressure and air volume |
| 07/16/2009 | US20090179044 Fluid Delivery Device with Autocalibration |
| 07/16/2009 | US20090178652 High Pressure Fuel Supply Pump for Internal Combustion Engine |
| 07/16/2009 | DE102004020343B4 Vorrichtung zur Betriebssteuerung eines Kolbenverdichters Apparatus for controlling the operation of a reciprocating compressor |
| 07/15/2009 | EP2077973A1 Pump device |
| 07/15/2009 | EP2053246A9 A braking controller of a three-phase permanent magnetic brushless dc motor for directly driving a screw pump |
| 07/15/2009 | CN201273268Y Electromagnetic anti-bouncing pump apparatus |
| 07/15/2009 | CN201273267Y Falling object protection device of oil pump |
| 07/15/2009 | CN201273266Y Automatic security protection apparatus of fracturing pump |
| 07/15/2009 | CN201273265Y Return valve interlocking device of desulfurizing fan |
| 07/15/2009 | CN100513942C Method of controlling compressor and controller |
| 07/15/2009 | CN100513792C Compressor driving device and freezing air conditioner device |
| 07/15/2009 | CN100513791C An adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor |
| 07/15/2009 | CN100513784C Displacement control valve of variable displacement compressor |
| 07/14/2009 | US7559750 Overheating protection apparatus of scroll compressor |
| 07/14/2009 | US7559524 Tube occluder for occluding collapsible tubes |
| 07/14/2009 | CA2347626C Fluid pressure actuated blood pumping systems and methods with continuous inflow and pulsatile outflow conditions |
| 07/09/2009 | WO2009083323A1 Hydraulic fluid pump of a vehicle brake system, comprising a delivery means |
| 07/09/2009 | WO2009083290A1 Hydraulic fluid pump for a motor vehicle brake system, comprising an eccentric drive |
| 07/09/2009 | WO2009083286A1 Method, apparatus, and use of the apparatus for controlling a compressor |
| 07/09/2009 | WO2009083222A1 Method for controlling a hydrostatic drive |