| 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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| 05/02/2007 | CN1955469A Hermetic compressor |
| 05/02/2007 | CN1313782C Refrigerating apparatus and control method thereof |
| 05/02/2007 | CN1313733C Apparatus and method for controlling operation of linear compressor |
| 05/01/2007 | US7211024 Toroidal type continuously variable transmission |
| 05/01/2007 | US7210911 Controller for variable displacement compressor and control method for the same |
| 05/01/2007 | CA2527122C Apparatus and method for pumping a fluid from a storage vessel and detecting when the storage vessel is empty |
| 05/01/2007 | CA2135836C Volumetric pump/valve |
| 04/26/2007 | WO2007045259A1 High pressure cleaning appliance |
| 04/26/2007 | US20070092381 Gas feed assembly |
| 04/26/2007 | DE102006048647A1 Verdichter und Verfahren zum Betreiben desselben Of the same compressor and method of operating |
| 04/26/2007 | DE102005051107A1 Smooth running-up device for pump has bypass line connected to first and second line sectors and containing setting valve |
| 04/25/2007 | EP1777412A1 Capacity control valve for variable displacement swash plate type compressor |
| 04/25/2007 | CN2893225Y Gas-liquid contact type safety inflating air chamber used for reciprocating displacement pump |
| 04/25/2007 | CN2893224Y 压缩机能量调节信号转换器 The compressor capacity control signal converter |
| 04/25/2007 | CN2893223Y Dry vacuum pump controlling device |
| 04/25/2007 | CN1952813A An adaptive control for a refrigeration system using pulse width modulated duty cycle scroll compressor |
| 04/25/2007 | CN1952398A Compressor capacity modulation system and method |
| 04/25/2007 | CN1952391A Piston type thermodynamic gas compressor |
| 04/25/2007 | CN1952390A Automatic-boosting reciprocating pump |
| 04/24/2007 | US7207785 Vane pump wear sensor for predicted failure mode |
| 04/24/2007 | US7207784 Hybrid compressor and control device |
| 04/24/2007 | US7207783 Variable displacement pump |
| 04/24/2007 | US7207782 Vacuum pump |
| 04/24/2007 | US7207185 Vehicle air conditioning apparatus |
| 04/19/2007 | WO2007042703A1 Device for managing the displacement of a hydraulic motor or a group of hydraulic motors |
| 04/19/2007 | WO2006110913A3 Devices and methods for use in assessing a flow condition of a fluid |
| 04/19/2007 | US20070086899 Fuel system with variable discharge pump |
| 04/19/2007 | DE102006044999A1 Method for regulating the rotation speed of a refrigeration system compressor to economically reach the required cooling temperature has the temperature monitored to arrive at the required temperature at a given time interval |
| 04/18/2007 | EP1775476A1 Control device for motor pumps |
| 04/18/2007 | EP1775473A1 A compressor and a driving method thereof |
| 04/18/2007 | EP1356206B1 Method for maintaining a constant output variable of a feed pump, e.g. the displaced volume thereof which is actuated by a speed variable drive device, and a device for carrying out said method |
| 04/18/2007 | EP1348868B1 Fluid pump and high-pressure fuel feed pump |
| 04/18/2007 | CN2890414Y Stroke-frequency regulator for multifunctional oil-saving pumping unit |
| 04/18/2007 | CN2890407Y Portable tyre gas-charging machine |
| 04/18/2007 | CN1948755A A compressor and a driving method thereof |
| 04/18/2007 | CN1311225C Novel piezoelectric transducer assemblies and methods for their use |
| 04/13/2007 | WO2007041823A1 Method and system for optimizing downhole fluid production |
| 04/12/2007 | WO2007016177A9 Reciprocating piston pump with air valve, detent and poppets |
| 04/12/2007 | WO2007016151A3 Reciprocating pump with electronically monitored air valve having battery and solenoid electronic monitoring |
| 04/12/2007 | WO2006023553B1 Engine-powered air compressor |
| 04/12/2007 | US20070081902 Digital Air Compressor Control System |
| 04/12/2007 | DE4335390B4 Servolenkvorrichtung A power steering apparatus |
| 04/12/2007 | DE102004057516B4 Linearkompressor und Steuerungsverfahren für einen solchen A linear compressor and a control method for such |
| 04/11/2007 | EP1772628A1 Compressor control unit and compressor control method |
| 04/11/2007 | CN2888132Y Pumping unit crank pin press cover made of composite material |
| 04/11/2007 | CN2888129Y Single-crank low-stroke-frequency energy-saving beam pumping unit |
| 04/11/2007 | CN1946938A Rotary hydraulic machine and controlling device |
| 04/10/2007 | US7201147 Control strategies for a variable displacement oil pump |
| 04/05/2007 | WO2007038441A1 Linear adjustment operator for pressure control of paint pumps |
| 04/05/2007 | WO2006127868A3 Control and protection system for a variable capacity compressor |
| 04/05/2007 | WO2006055626A3 Control system for an air operated diaphragm pump |
| 04/05/2007 | US20070077152 Aliquot correction for feeding set degradation |
| 04/05/2007 | DE10216205B4 Kraftstoffhochdruckpumpe mit Fördermengenregelung High-pressure fuel pump with capacity control |
| 04/04/2007 | EP1770379A1 Device and method for detecting the presence of a gas in a liquid flow |
| 04/04/2007 | EP1769576A1 Device for driving an electromagnet, particularly for operating pumps |
| 04/04/2007 | EP1768580A1 Medical pump |
| 04/04/2007 | EP1768484A1 Controllable vacuum source |
| 04/04/2007 | EP1495228A4 Direct connection manifold for reciprocating piston pump |
| 04/04/2007 | CN2886129Y Self-complementing type flexible sealing float-spacer sand-prevention pump |
| 04/04/2007 | CN2886128Y Electronic control system for air compressor |
| 04/04/2007 | CN2885220Y AV (artery vein) pump control system |
| 04/04/2007 | CN1942722A Inverter-driven compressor warm-up operating method and apparatus |
| 04/04/2007 | CN1940294A Control system for air-compressing apparatus |
| 04/04/2007 | CN1308633C A refrigeration system |
| 04/04/2007 | CN1308596C Torque control device |
| 03/29/2007 | WO2005111425A3 Fixed and variable compressor system capacity control |
| 03/29/2007 | US20070073393 Method and apparatus for pumping blood |
| 03/29/2007 | US20070071614 Fluid pump having plunger and method of monoblock casting for housing of the same |
| 03/29/2007 | US20070071610 Method for controlling the drive motor of a positive displacement vaccum pump |
| 03/29/2007 | US20070071609 Digital pump with multiple outlets |
| 03/29/2007 | US20070068182 Method for controlling a compressor for conveying a pressure medium in a level adjustment system of a motor vehicle |
| 03/29/2007 | US20070068181 Method of controlling compressor for refrigerator and apparatus thereof |
| 03/29/2007 | DE4410156B4 Steuereinrichtung für eine Verstellpumpe A control device for a variable displacement |
| 03/28/2007 | EP1768237A2 Compressor protection and control system |
| 03/28/2007 | EP1766236A2 Fuel delivery system and method providing regulated electrical output |
| 03/28/2007 | EP1694965B1 Total power regulation device |
| 03/28/2007 | EP1608946B1 Method and device for control of the capacity of a compressor |
| 03/28/2007 | CN2883731Y Pneumatic switch of air compressor |
| 03/28/2007 | CN1938518A Method for correcting tilt control signal, tilt controller, construction machine, and program for correcting tilt control signal |
| 03/28/2007 | CN1938484A Hydraulic drive device for working machine |
| 03/28/2007 | CN1936335A Flow.pressure combined control valve and pressure-limited, flow-limited hydraulic pump |
| 03/28/2007 | CN1936327A Structure of relief valve for oil pump |
| 03/28/2007 | CN1307370C Pump |
| 03/28/2007 | CN1307369C Compressor frequency-converting control device |
| 03/28/2007 | CN1307368C Pump |
| 03/28/2007 | CN1307367C Pump |
| 03/27/2007 | US7195607 Programmable, fluid pressure actuated blood processing systems and methods |
| 03/27/2007 | US7195464 Hydraulic axial piston pump |
| 03/27/2007 | US7195462 Method for controlling several pumps |
| 03/27/2007 | US7195461 Liquid chromatographic method and system |
| 03/22/2007 | WO2007030914A1 Pump controller for controlling pumps connected in tandem |
| 03/22/2007 | WO2006039719B1 Subsea fluid delivery system and method |
| 03/22/2007 | US20070065302 System and method for operating a compressor |
| 03/22/2007 | US20070065297 Measurement device |
| 03/22/2007 | US20070065296 Method of operating a vehicle electric motor |
| 03/22/2007 | US20070065294 Vacuum pump system |
| 03/22/2007 | US20070065293 Panel comprising a locking system |
| 03/22/2007 | DE10357805B4 Auslass-Rückschlagventil für eine Fahrzeug-Vakuumpumpe Outlet check valve for a vehicle vacuum pump |
| 03/22/2007 | DE102005028201B4 Betätigungsaggregat Operating unit |
| 03/22/2007 | CA2620279A1 Pump controller for controlling pumps connected in tandem |