| 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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| 02/21/2008 | CA2660299A1 Method for controlling the discharge pressure of an engine-driven pump |
| 02/21/2008 | CA2657673A1 Fluid dispensing system suitable for dispensing liquid flavorings |
| 02/20/2008 | EP1651879A4 Structure and method of mounting built-in type of discharge element part |
| 02/20/2008 | EP1309798A4 A system and method for compressing a fluid |
| 02/20/2008 | CN201025257Y Fully automatic hydraulic pressure and reverse rotation prevention device |
| 02/20/2008 | CN201025251Y An intelligent electromagnetic pump |
| 02/20/2008 | CN201025117Y An integrator for generator and air compressor |
| 02/20/2008 | CN201025002Y An air pumping controller |
| 02/20/2008 | CN201024905Y Release preventer for petroleum exploration tube of screw pump |
| 02/20/2008 | CN101128647A Unload valve of compressor |
| 02/20/2008 | CN101126385A Self-controlled pump and standard force-measuring device adopting the self-controlled pump |
| 02/20/2008 | CN101126384A Method for exactly controlling output quantity of piezoelectric pump |
| 02/20/2008 | CN100370136C Capacity cotrolling valve |
| 02/20/2008 | CN100370135C Air compressor and control method therefor |
| 02/19/2008 | US7331921 Implantable heart assist system and method of applying same |
| 02/19/2008 | US7331769 Pumping system |
| 02/19/2008 | US7331767 Method of stepless capacity control of a reciprocating piston compressor and piston compressor with such control |
| 02/19/2008 | US7331766 Compressor |
| 02/19/2008 | CA2450324C Variable speed control of multiple motors |
| 02/19/2008 | CA2445296C Apparatus and method for controlling the speed of a pump in a well |
| 02/14/2008 | WO2008018862A1 Suction valve pulse width modulation control based on compressor temperature |
| 02/14/2008 | WO2008018549A1 Control device for variable displacement compressor, and control method for the variable displacement compressor |
| 02/14/2008 | WO2008018040A2 Pump monitor |
| 02/14/2008 | WO2008017212A1 A braking controller of a three-phase permanent magnetic brushless dc motor for directly driving a screw pump |
| 02/14/2008 | WO2008000698A3 Equipment for continuous regulation of the flow rate of reciprocating compressors |
| 02/14/2008 | US20080038119 Bicycle pump |
| 02/14/2008 | US20080038118 Pumping System |
| 02/14/2008 | US20080035205 Method and device for the internal cleaning of a tank |
| 02/14/2008 | DE19701671B4 Antriebsvorrichtung für eine Hydropumpe und Verfahren zur Versorgung mindestens eines einen veränderlichen Leistungsbedarf aufweisenden Verbrauchers mit hydraulischer Energie Drive device for a hydraulic pump and a method for supplying at least one variable power requirement having consumer with hydraulic energy |
| 02/14/2008 | DE19630938C5 Kraftstoffzuleitung mit einem Volumenstromregelventil und Volumenstromregelventil Fuel feed line with a flow control valve and flow control valve |
| 02/14/2008 | CA2671381A1 Braking controller of a three-phase permanent magnetic brushless dc motor for directly driving a screw pump |
| 02/14/2008 | CA2658988A1 Pump monitor |
| 02/13/2008 | EP1886022A1 Regulator device and method for operating a regulator device |
| 02/13/2008 | EP1886018A1 Device and method for transporting medicinal liquids |
| 02/13/2008 | CN201021663Y Compressor |
| 02/13/2008 | CN101124719A Sensorless control of two-phase brushless DC motor |
| 02/13/2008 | CN101124406A Device for controlling parasitic losses in a fluid pump |
| 02/13/2008 | CN101124148A Positive displacement pump |
| 02/13/2008 | CN100368685C Control valve for variable capacity compressor |
| 02/12/2008 | US7330779 Method and system for improving pump efficiency and productivity under power disturbance conditions |
| 02/12/2008 | US7329105 Multi-directional pump |
| 02/12/2008 | US7328626 Apparatus for generating and conducting a fluid flow, and method of monitoring said apparatus |
| 02/12/2008 | US7328575 Method and device for the pneumatic operation of a tool |
| 02/07/2008 | WO2008016285A2 Controlling apparatus for linear compressor |
| 02/07/2008 | US20080031746 Method and device for regulating fluid pump pressures |
| 02/07/2008 | US20080031742 Arrangement and Method for Treatment of Compressed Gas |
| 02/07/2008 | US20080031740 Fluid conveyance system and fluid conveyance device |
| 02/07/2008 | DE202006020240U1 Schaltungsanordnung für einen elektromotorisch angetriebenen Kolbenkompressor Circuit arrangement for a motor driven piston compressor |
| 02/07/2008 | DE19834955B4 Hydrostatisches Antriebssystem Hydrostatic drive system |
| 02/06/2008 | CN201016337Y Air pump structure for modified air bed |
| 02/06/2008 | CN201016336Y Motor zero-pressure starting air compressor |
| 02/06/2008 | CN201016335Y Energy-saving skidded intelligent hydraulic pumping unit |
| 02/06/2008 | CN100366994C Air conditioner control logic for compressor noise and torque management |
| 02/06/2008 | CN100366938C Vehicle and electromagnetic clutch for compressor of said vehicle |
| 02/06/2008 | CN100366903C Apparatus and method for controlling operation of reciprocating compressor |
| 02/06/2008 | CN100366902C Driver of electric compressor |
| 02/06/2008 | CN100366900C 压缩机 Compressor |
| 02/06/2008 | CN100366896C Method for detecting the state of charge of an electromagnetic pump having a vibrating core and pertaining to an electrical household appliance |
| 02/05/2008 | US7327045 Fuel delivery system and method providing regulated electrical output |
| 02/05/2008 | US7326038 Pressure switch mechanism and air compressor using the same mechanism |
| 01/31/2008 | WO2008012586A1 A cooling system and a transmission system having said cooling system integrated therewith |
| 01/31/2008 | WO2008012577A2 A method of operating a fluid-working machine and a fluid-working machine |
| 01/31/2008 | WO2007068336A8 Air-conditioning compressor |
| 01/31/2008 | US20080025851 Inverted pressure regulating valve for an engine oil pump |
| 01/31/2008 | US20080025849 High-Pressure Fuel Pump Control Apparatus for an Internal Combustion Engine |
| 01/31/2008 | DE102006034856A1 Pump for conveying fluid e.g. brake fluid, in container of vehicle i.e. motor vehicle, has flow dependent resistor arranged on output and formed by closure unit such as disk, that is loaded with helical spring |
| 01/30/2008 | CN201013791Y Oil pumping machine soft start-up energy conservation actuator |
| 01/30/2008 | CN201013579Y Controller for PLC controlling medium-pressure compressor oil sit |
| 01/30/2008 | CN201013578Y Air compressor and controlling mechanism |
| 01/30/2008 | CN201013576Y Screw pump driving and monitoring apparatus |
| 01/30/2008 | CN201013574Y Oil pumping machine braking locking block |
| 01/30/2008 | CN101115908A Compressor uninstalling valve |
| 01/30/2008 | CN101115907A Compressor valve spool lubrication |
| 01/30/2008 | CN101113729A Automatic unloading one-way valve of air compressor |
| 01/29/2008 | US7323845 Apparatus for controlling operation of compressor and method therefore |
| 01/29/2008 | US7322802 Thick matter pump comprising a conveyance capacity control system |
| 01/29/2008 | US7322799 Scalable, modular, high availability fan system |
| 01/29/2008 | CA2186063C Internal relief and bypass valve for pumps and piping systems |
| 01/24/2008 | WO2008009073A1 Method for controlling a compressed air unit and a controller and compressed air unit for applying such a method |
| 01/24/2008 | WO2008009072A1 Method for controlling a compressed air installation and controller and compressed air installation for employing such a method |
| 01/24/2008 | WO2007136168A3 Air compressor |
| 01/24/2008 | WO2007134797A3 Compressed air supply system for a utility vehicle |
| 01/24/2008 | WO2007098131A3 Pump and pump control circuit apparatus and method |
| 01/24/2008 | WO2007068335A8 Air-conditioning compressor |
| 01/24/2008 | US20080019846 Variable displacement gerotor pump |
| 01/24/2008 | US20080019842 System and method for controlling compressor flow |
| 01/24/2008 | US20080017022 Hydraulic control system for working machine |
| 01/24/2008 | DE102006033486A1 Verfahren zum Betreiben eines Kraftstoffsystems einer Brennkraftmaschine A method of operating a fuel system of an internal combustion engine |
| 01/23/2008 | EP1881233A2 Toroidal type continuously variable transmission |
| 01/23/2008 | EP1881198A2 Fuel leak detection apparatus and method |
| 01/23/2008 | EP1880110A1 Shower waste pump control |
| 01/23/2008 | EP1836576A4 A precision diagnostic method for the failure protection and predictive maintenance of a vacuum pump and a precision diagnostic system therefor |
| 01/23/2008 | EP1486671B1 Thermally-actuated switch |
| 01/23/2008 | CN101111680A Vacuum pump self-diagnosis method, vacuum pump self-diagnosis system, and vacuum pump central monitoring system |
| 01/23/2008 | CN100363618C Vacuum exhaust system and monitoring and controlling method thereof |
| 01/23/2008 | CN100363616C Redundant array control system for water rides |
| 01/23/2008 | CN100363066C Device and method for body fluid flow control in extracorpereal fluid treatment |
| 01/22/2008 | US7320577 Dual pump transmission |
| 01/22/2008 | CA2414646C Reciprocating pump control system |
| 01/17/2008 | US20080015506 Infusion device with disposable elements |