| Patents for F04B 51 - Testing machines, pumps, or pumping installations (2,128) |
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| 08/03/2011 | CN102141034A Work indication platform for electronic vacuum pump |
| 08/03/2011 | CN102141033A Method and system for automatically measuring pump cylinder parameter of oil-well pump and pipeline robot |
| 08/02/2011 | CA2604695C Devices and methods for use in assessing a flow condition of a fluid |
| 07/27/2011 | CN201908825U Part test stand |
| 07/27/2011 | CN201908824U Test stand of auxiliary compressor |
| 07/27/2011 | CN102135091A Device and method for testing durability of electronic vacuum pump |
| 07/27/2011 | CN102135090A Device for detecting efficiency of high-pressure centrifugal water pump on line |
| 07/27/2011 | CN101649833B Mechanical seal test device for nuclear main pump |
| 07/20/2011 | CN201902318U Mechanical seal leakage detection device |
| 07/20/2011 | CN201902317U Pump leakage detection device |
| 07/20/2011 | CN1737524B Automobile automatic gear box key component oil pump experimental bench |
| 07/20/2011 | CN102128163A Method for determining the functional relation of several pumps |
| 07/20/2011 | CN101699070B Intelligent vacuum water-filling detector of centrifugal water pump and method thereof |
| 07/20/2011 | CN101649831B Performance testing device of carbon dioxide refrigeration compressor for refrigeration systems |
| 07/13/2011 | CN201897070U Ultrahigh pressure jacking oil pump with pressure detector |
| 07/13/2011 | CN201896733U Energy-saving diagnosis instrument for air compressor |
| 07/13/2011 | CN201896732U Load increasing and reducing device of air compressor |
| 07/13/2011 | CN102121470A Device and method for monitoring failure of vacuum pump and vacuum sensor |
| 07/06/2011 | CN201891768U Detecting device for idle running of clutch main pump |
| 07/06/2011 | CN201891593U Maintenance decision system based on fault diagnosis |
| 07/06/2011 | CN201891592U Engine oil pump detection system |
| 07/06/2011 | CN201891591U Compressor body detection chute |
| 07/06/2011 | CN201891590U Novel horizontal multi-stage pump stamping tooling |
| 07/06/2011 | CN102119276A Vacuum pumping systems |
| 07/06/2011 | CN102116285A Apparatus and method for monitoring a hydraulic pump on a material handling vehicle |
| 07/05/2011 | CA2726891A1 Apparatus and method for monitoring a hydraulic pump on a material handling vehicle |
| 06/29/2011 | EP2338855A1 Composition of a fluid mix applicable as dummy fluid in wear testing of pumps |
| 06/29/2011 | CN201886061U High-voltage current measurement device |
| 06/29/2011 | CN201884262U Oil pump durability test system |
| 06/29/2011 | CN201884261U System for monitoring vacuum pump of photovoltaic equipment |
| 06/29/2011 | CN201884260U Refrigerating compressor no-load operation detecting device |
| 06/29/2011 | CN102108964A Fan rotation speed decision circuit based on general connection mode and method thereof |
| 06/29/2011 | CN102108963A Fan detection device and method |
| 06/23/2011 | WO2011007306A3 Pump with rotor position measurement system |
| 06/22/2011 | CN201874796U Liquid nitrogen pump unit loading test and experiment system |
| 06/22/2011 | CN102102741A Pump belt tensioning mechanism with torque detection function |
| 06/15/2011 | CN201866441U Piping system and centrifugal pump closed-type test device with same |
| 06/15/2011 | CN201866182U Water pump belt tensioning mechanism with function of torque detection |
| 06/15/2011 | CN201865899U Anti-rotation bearing plate for dynamometer instrument |
| 06/15/2011 | CN102094804A Device and method for monitoring bearing wear of magnetic pump |
| 06/15/2011 | CN102094803A Multifunctional sucker-rod pump hoisting simulation test system |
| 06/15/2011 | CN101213371B Vacuum line and method for monitoring same |
| 06/14/2011 | US7959606 Device and method employing shape memory alloy |
| 06/14/2011 | CA2604358C Fluid delivery device with autocalibration |
| 06/07/2011 | US7954371 Condition monitoring of pumps and pump system |
| 06/07/2011 | CA2551257C Method for estimating pump efficiency |
| 06/01/2011 | EP2326842A1 Method for early detection of damage to valves in oscillating displacement pumps and oscillating displacement pumps comprising a built-in sensor system for using in said method |
| 06/01/2011 | EP1576289B1 Method and system for monitoring a reciprocating compressor |
| 06/01/2011 | CN201851331U Portable centering instrument |
| 06/01/2011 | CN102080649A Method for estimating service life of fan |
| 06/01/2011 | CN102080648A Method for predicating service life of fan |
| 05/31/2011 | US7951114 Device and method employing shape memory alloy |
| 05/25/2011 | CN201845061U Open circuit and short circuit detection circuits of alternating current fan |
| 05/25/2011 | CN201843767U Failure audio frequency analysis and diagnosis device for turbine type compressor |
| 05/25/2011 | CN201843766U Detection pressurizing device of air compressor cooler |
| 05/25/2011 | CN102072145A Impinging diffusing device |
| 05/25/2011 | CN102072144A Vibration and noise online monitoring and fault diagnosis system of scroll compressor |
| 05/25/2011 | CN102072143A Method for coupling computation of pressure, flow rate and temperature of constant-pressure plunger pump |
| 05/25/2011 | CN102072142A Method for testing anti-seizing property of oil pump |
| 05/18/2011 | EP2322798A1 Device and method for delivering medical fluids using a shape memory alloy |
| 05/18/2011 | CN102062084A Portable multifunctional vibration noise test analyzer |
| 05/11/2011 | CN201827561U Quick joint |
| 05/11/2011 | CN201827054U Stretching device capable of flowing |
| 05/11/2011 | CN102052294A Method for detecting reliability of power steering oil pump of automobile |
| 05/11/2011 | CN102052293A Confirming method of lift needed by cooling circulating water system |
| 05/11/2011 | CN101196185B Method of testing self-changing gearbox oil pump assembly |
| 05/05/2011 | DE202011002712U1 Schutzvorrichtung zum Schutz einer Pumpe, insbesondere zum Schutz der in einem Strömungskreislauf, insbesondere innerhalb einer Anlage vorgesehenen Pumpe vor einer Überhitzung und/oder vor einem Leerlaufen bzw. zum Schutz der in der Anlage vorgesehenen verfahrenstechnischen Prozesseinrichtungen Protection device to protect a pump, especially to protect the intended flow in a circuit, especially within a system pump from overheating and / or before a running dry or for the protection provided for in the investment process engineering process equipment |
| 05/04/2011 | CN201818485U Detection device for jumping volume of ball socket of piston of compressor of oblique-plate-type air conditioner |
| 05/04/2011 | CN102046971A Method and device for conveying compressed gas |
| 05/04/2011 | CN101650205B Shunt measurement device for liquid pump |
| 04/27/2011 | CN201810544U Mini fan performance test device based on human-computer interactive interface |
| 04/27/2011 | CN201810535U Compressor monitoring system |
| 04/27/2011 | CN102032167A Flow compensation technology of digital frequency conversion metering pump |
| 04/27/2011 | CN102032166A Method for detecting control signal of negative pressure pump |
| 04/27/2011 | CN102032165A System for acquiring, measuring and checking the operating parameters of a reciprocating fluid machine |
| 04/27/2011 | CN102032164A Butting method and butting device of fixed type diagram sensor |
| 04/27/2011 | CN101649830B Experimental system for transient property of extreme working condition of centrifugal pump |
| 04/20/2011 | EP1552146B1 Fluid delivery device, system and method |
| 04/20/2011 | CN201802611U Velometer for electric screw pump |
| 04/20/2011 | CN201802610U Driving equipment for salt fog test of compressor |
| 04/20/2011 | CN201802609U Rapid clamping device for gear pump test |
| 04/20/2011 | CN201802608U Measuring component for bedstand of spinning pump |
| 04/20/2011 | CN201799848U Assembly and detection line for automobile oil pumps |
| 04/20/2011 | CN102022455A Detection device of idle stroke of clutch master cylinder |
| 04/20/2011 | CN102022315A Water pump locking detection system of gas heating water heater |
| 04/20/2011 | CN102022314A Testing tool and testing system of fan |
| 04/13/2011 | CN201794772U Oil pump body performance testing equipment |
| 04/13/2011 | CN201794771U Symmetrical degree detecting device for inclined plane of air compressor swash plate |
| 04/13/2011 | CN201794770U Metering device for adjusting speed and saving energy of water pump of fan |
| 04/13/2011 | CN201794769U Multifunctional testing device of automobile water pump and engine coolant |
| 04/13/2011 | CN102011726A Durability test system for oil pump and test method of test system |
| 04/12/2011 | US7922458 Variable volume, shape memory actuated insulin dispensing pump |
| 04/07/2011 | DE102009045369A1 Method for examining operability of high-pressure pump of common-rail-diesel internal-combustion engine of motor vehicle, involves examining operability of high-pressure pump based on measured fuel pressure in high pressure storage unit |
| 04/06/2011 | EP2306022A1 System for acquiring, measuring and checking the operating parameters of a reciprocating fluid machine |
| 04/06/2011 | EP2304239A1 Vacuum pumping systems |
| 04/06/2011 | CN201788412U Test device for fuel oil controller |
| 04/06/2011 | CN201788411U Hydraulic test system of fuel controller |
| 04/06/2011 | CN201786630U Multichannel hydraulic pump testing device |
| 04/06/2011 | CN201786629U Fan plate testing device |
| 04/06/2011 | CN102003382A Automatic quashing device of compressor |