| 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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| 08/02/2007 | US20070177990 Centrifugal pump casing relief system |
| 08/02/2007 | US20070177989 Valve Assembly for Pressure Washer Pump |
| 08/02/2007 | US20070177986 Method and apparatus for evaluating a dosing operation |
| 08/02/2007 | US20070177985 Integral sensor and control for dry run and flow fault protection of a pump |
| 08/02/2007 | US20070177984 Sensor assembly, a fluid pump and a cooler |
| 08/02/2007 | US20070177983 Airflow compressor control system and method |
| 08/02/2007 | US20070177982 Condition-based and predictive maintenance of compressor systems |
| 08/02/2007 | DE202007005981U1 Batteriebetriebene Zeitschaltsteuerung mit Magnetventil für Spielplatzpumpen Battery-operated timer control with solenoid valve for playground pump |
| 08/02/2007 | DE20122730U1 Verdrängungsverdichter ohne Taumelscheibenkupplung Displacement compressor without swash plate clutch |
| 08/02/2007 | DE19844001B4 Hydraulisch betätigbare Armatur Hydraulically actuated valve |
| 08/02/2007 | DE10312081B4 Vorrichtung und Verfahren zur Betriebssteuerung eines Verdichters Apparatus and method for controlling operation of a compressor |
| 08/01/2007 | EP1813818A2 Evacuating apparatus |
| 08/01/2007 | EP1812710A1 Swash drive |
| 08/01/2007 | EP1533525B1 Pump unit |
| 08/01/2007 | CN2929253Y Combined PTC starter with heat isolation lid |
| 08/01/2007 | CN2929252Y Pneumatic pump self lock switch |
| 08/01/2007 | CN2929246Y Integrated variable frequency acetylene gas compressor |
| 08/01/2007 | CN1329702C Air-conditioning system |
| 08/01/2007 | CN101010858A Linear compressor control device and its controlling method |
| 08/01/2007 | CN101010512A Pump jack apparatus and pumping method |
| 08/01/2007 | CN101008382A Electronic valve for controlling compressor |
| 08/01/2007 | CN101008381A Pumping system of rodless piston pump |
| 07/31/2007 | US7249936 Dual capacity compressor |
| 07/26/2007 | WO2007084140A1 Electronic method for starting a compressor |
| 07/26/2007 | WO2007082638A1 Method for compensating wear and tear of pumps |
| 07/26/2007 | WO2006113521A3 Variable volume, shape memory actuated insulin dispensing pump |
| 07/26/2007 | WO2006113408A3 Fluid delivery device with autocalibration |
| 07/26/2007 | WO2006096452A3 Downhole uses of piezoelectric motors |
| 07/26/2007 | WO2006062755A3 High pressure open discharge pump system |
| 07/26/2007 | US20070172360 Method for diagnosing operating states of a synchronous pump, and device for carrying out said method |
| 07/26/2007 | US20070172359 Immersion Pump Equipped With A Float Control Device |
| 07/26/2007 | DE112005000083T5 Lastregelvorrichtung für den Motor eines Arbeitsfahrzeugs Load control device for the engine of a work vehicle |
| 07/26/2007 | DE102006003226A1 Vefahren zum Betreiben eines Verdichters für ein Fahrzeug und Verdichter für ein Fahrzeug Vefahren of operating a compressor for a vehicle and compressor for a vehicle |
| 07/26/2007 | DE102006002959A1 Hydraulic system for use in vehicles, has current regulating piston, where height of application of pressure of current regulating piston, for adjustment to pressure is changed, according to flow against lateral pressure |
| 07/26/2007 | DE102006002763A1 Method and device for diagnosing the function of a stroke piston dosing pump as for urea solution injection into exhaust gases monitors electrical power use and compares with ideal value |
| 07/25/2007 | EP1811178A1 Fluid delivery device |
| 07/25/2007 | EP1625302B1 A method and device for the pneumatic operation of a tool |
| 07/25/2007 | EP1364194B1 Methods and apparatus for determining the presence or absence of a fluid leak |
| 07/25/2007 | CN2926572Y High-low pressure actuator of concrete pump |
| 07/25/2007 | CN2926492Y Monitor of pumping well against pump-out |
| 07/24/2007 | US7246670 Work vehicle with hydrostatic steering system |
| 07/19/2007 | WO2007082083A2 Air release valve |
| 07/19/2007 | WO2007080251A1 Hydraulic machine, in particular hydraulic motor, with a reciprocating movement, and differential piston for such a machine |
| 07/19/2007 | WO2007079514A1 High-pressure compressor and its use and method for operating it |
| 07/19/2007 | US20070166174 Statically sealed high pressure fuel pump and method |
| 07/19/2007 | US20070166170 Shape memory alloy wire driven positive displacement micropump with pulsatile output |
| 07/19/2007 | US20070166169 Method and arrangement for controlling a pumping station |
| 07/19/2007 | US20070166168 Control system for a work machine and method for controlling a hydraulic cylinder in a work machine |
| 07/19/2007 | US20070164128 Anti-dry start device |
| 07/19/2007 | DE202007006543U1 Ventilanordnung Valve assembly |
| 07/19/2007 | DE202007006541U1 Ventilanordnung Valve assembly |
| 07/19/2007 | CA2635017A1 High-pressure compressor, its use as well as method for its operation |
| 07/18/2007 | EP1727981B1 Device and method for controlling a thick matter pump |
| 07/18/2007 | EP1727979B1 Device and method for controlling a thick matter pump |
| 07/18/2007 | EP1552156B1 Speed control for compressors |
| 07/18/2007 | EP1297256B1 Safety device for an air-conditioning compressor |
| 07/18/2007 | EP1082243B1 Breaking system and method for controlling and/or monitoring a pump of a breaking system |
| 07/18/2007 | CN2924072Y Electric control device of plunger variable hydraulic pump |
| 07/18/2007 | CN2924071Y Pressure smart control device of air compressor |
| 07/18/2007 | CN1327133C Programmable, fluid pressure actuated blood processing systems and methods |
| 07/18/2007 | CN1327129C Method of controlling and monitoring piston position in compressor |
| 07/18/2007 | CN1326682C Back filling injection device and method |
| 07/18/2007 | CN101002010A Load control device for engine of work vehicle |
| 07/18/2007 | CN101000051A Torque control device of compressor and method thereof |
| 07/18/2007 | CN101000046A Control valve for variable displacement compressor |
| 07/17/2007 | US7244224 Pump driving unit for driving a pump used for supporting or substitution of cardiac function |
| 07/17/2007 | US7244106 Process and device for flow control of an electrical motor fan |
| 07/17/2007 | US7243502 Control system for variable displacement compressor |
| 07/17/2007 | US7243492 Inclined rotation control device of variable displacement hydraulic pump |
| 07/12/2007 | WO2007078115A1 Apparatus and method for controlling operation of linear compressor |
| 07/12/2007 | WO2007077750A1 Variable capacity compressor |
| 07/12/2007 | WO2007021651A3 Integrated compressor/expansion engine |
| 07/12/2007 | US20070160481 Control scheme for a roof vent fan assembly |
| 07/12/2007 | US20070160480 No water / dead head detection pump protection algorithm |
| 07/12/2007 | US20070159128 Linear motor, a linear compressor, a method of controlling a linear compressor, a cooling system, and a linear compressor controlling a system |
| 07/12/2007 | US20070157801 Hybrid gas bearing, planar spring clearance seal compressors and methods |
| 07/12/2007 | DE112005001920T5 Laststeuervorrichtung für den Motor eines Arbeitsfahrzeugs Load control device for the engine of a working vehicle |
| 07/11/2007 | EP1806521A2 Oil pump drive control apparatus |
| 07/11/2007 | EP1806502A2 Booster compressor |
| 07/11/2007 | CN2921437Y Single crank double stroke flexible beam-pumping unit braking device |
| 07/11/2007 | CN2921367Y 漏失保护器 Leakage protection |
| 07/11/2007 | CN1995754A Device and method for controlling operation of reciprocating compressor |
| 07/11/2007 | CN1995753A Pressure ratio continuously-variable small-displacement gas compressor device |
| 07/11/2007 | CN1995558A Leveler electric control proportional pump control method |
| 07/11/2007 | CN1325797C Equipment and method for controlling operation of linear compressor |
| 07/11/2007 | CN1325793C Volume controlling device and method for displacement compressor |
| 07/10/2007 | US7242562 Fan protection method and apparatus |
| 07/10/2007 | US7241115 Methods and apparatus for determining the presence or absence of a fluid leak |
| 07/10/2007 | US7241080 Pump for transferring particulate material |
| 07/10/2007 | CA2259119C Connection module for a submergible pumping system and method for pumping fluid using such a module |
| 07/10/2007 | CA2173899C Proportional chemical feeding system |
| 07/05/2007 | US20070154335 Air Compressor Unit Inlet Control Method |
| 07/05/2007 | US20070154329 Refrigeration cycle system |
| 07/05/2007 | US20070154328 Rotary compressor |
| 07/05/2007 | US20070154325 Method and system for monitoring a reciprocating compressor valve |
| 07/05/2007 | US20070154323 Speed control |
| 07/05/2007 | US20070154322 Pumping system with two way communication |
| 07/05/2007 | US20070154321 Priming protection |
| 07/05/2007 | US20070154320 Flow control |
| 07/05/2007 | US20070154319 Pumping system with power optimization |