| Patents for F04B 51 - Testing machines, pumps, or pumping installations (2,128) |
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| 01/29/2014 | CN103541890A Self-sucking pump |
| 01/22/2014 | CN203404061U Locked rotor testing device of scroll compressor |
| 01/22/2014 | CN203404060U Automatic detection device of variable frequency compressor |
| 01/22/2014 | CN103527676A Clutch master cylinder detection device and detection method |
| 01/22/2014 | CN103527464A Detecting method and device of gas compressor |
| 01/22/2014 | CN103527463A Gas detection method for deflection angle of eccentric ring of variable-displacement oil pump |
| 01/22/2014 | CN103527462A Method for detecting error of air compressor |
| 01/21/2014 | CA2708843C System to measure vibrations using fiber optic sensors |
| 01/15/2014 | CN203396574U Micro pump transmission mechanism testing device |
| 01/15/2014 | CN203394728U 气泵性能测试系统 Pump Performance Test System |
| 01/15/2014 | CN203394727U Built-in gauge of totally-closed compressor |
| 01/15/2014 | CN203394726U Oil return testing equipment for fuel pump |
| 01/15/2014 | CN103511239A Testbed for dual-purpose air and vacuum pump |
| 01/15/2014 | CN103511238A Multiplex gear pump energy-saving testing bench |
| 01/15/2014 | CN103511237A Performance testing platform for automobile power steering oil pump |
| 01/15/2014 | CN101865125B Test method of fan module |
| 01/08/2014 | CN203384025U Valveless piezoelectric pump flow resistance testing device |
| 01/08/2014 | CN203384024U Solid and liquid two-phase flow pump durability test device |
| 01/08/2014 | CN103498790A Pump group state monitoring method and device based on fiber grating sensing |
| 01/08/2014 | CN103498789A Compressor start and stop testing equipment |
| 01/08/2014 | CN103498788A Heavy-type air compressor air flow and efficiency on-line measurement method and device |
| 01/01/2014 | EP2678563A1 Operation of an electric motor-driven pump for optimal power by positive feedback |
| 01/01/2014 | EP2678562A1 Pressure-regulating reciprocating-piston pump having a magnet drive |
| 01/01/2014 | CN103486015A Oil diffusion pump trial pumping checking device and checking method used for titanium sponge production |
| 12/25/2013 | CN203362484U Oil pump test table |
| 12/25/2013 | CN103470488A Pump warming up capacity judging method |
| 12/18/2013 | CN203348059U 300MW reactor coolant pump measuring system |
| 12/18/2013 | CN103452829A Online detection method for operating efficiency of variable frequency water supply system |
| 12/18/2013 | CN103452828A Flow titration and calibration method for flow pump with different fluids |
| 12/11/2013 | CN203335373U Polymer-injecting pump low shearing sampling device |
| 12/11/2013 | CN203335372U Transformer oil pump testing device |
| 12/11/2013 | CN203335371U Adjustable mounting base for pump testing |
| 12/11/2013 | CN103438358A Liquid leakage, oil leakage, idling and blocking detection systems and method for automobile fuel heater system |
| 12/11/2013 | CN103437992A Dynamic characteristic simulation experiment set of five-parallel-shaft tooth-type compressor |
| 12/11/2013 | CN103437991A Anti-reverse rotation performance detection device |
| 12/11/2013 | CN103437990A Thermal shock testing method and system for pump |
| 12/05/2013 | DE102006010195B4 Diagnosesystem und -verfahren für Ventile einer Ventilgruppe Diagnostic system and method for valves of a valve group |
| 12/04/2013 | EP2668400A1 Device and system for monitoring a pneumatically-actuated alternating linear displacement pump |
| 12/04/2013 | CN203323976U Pump leakage detecting device |
| 12/04/2013 | CN203321798U Self-checking device for running of water pump |
| 12/04/2013 | CN203321797U Sample injection needle mounting position adjusting device for injection pump |
| 12/04/2013 | CN203321796U Detection device of oil solution pump |
| 12/04/2013 | CN103423145A System and method for detecting working condition of electromagnetic quantitative oil feed pump |
| 12/04/2013 | CN103423142A Control circuit and detection circuit of electromagnetic quantitative oil feed pump |
| 11/27/2013 | EP2667031A2 Exhaust gas analyzing system |
| 11/27/2013 | CN103410720A Remote diagnosis system for natural gas compressor |
| 11/27/2013 | CN103410719A Capacity electricity loaded hydraulic pump testing device |
| 11/27/2013 | CN103410718A Multifunctional testing table for property and application of liquid and gas jet pump |
| 11/27/2013 | CN102080649B Method for estimating service life of fan |
| 11/20/2013 | CN203297083U Deep ice layer electric machine coring drill circulating system experiment device |
| 11/20/2013 | CN203297082U Refrigerating medium pump test equipment |
| 11/20/2013 | CN103398006A Electricity and gas ratio monitoring device for air compressor |
| 11/13/2013 | EP2662565A1 Compression device for cryogenic jet fluid installations |
| 11/13/2013 | CN203285657U Combined type compressor composite fault diagnosing and testing device |
| 11/13/2013 | CN103392071A Pressure-regulating reciprocating-piston pump having a magnet drive |
| 11/07/2013 | WO2011104545A3 Method of measuring a property of entrained gas in a hydraulic liquid and fluid-working machine |
| 11/06/2013 | EP2660582A1 System and method for monitoring the health of stator vanes |
| 11/06/2013 | CN203272101U Multi-way floating sealing device for detecting sealing performance of metering injection pump |
| 11/06/2013 | CN203272097U Control and detection system of movable water injection pressure testing system |
| 11/06/2013 | CN103384768A Operation of an electric motor-driven pump for optimal power by positive feedback |
| 10/31/2013 | US20130285824 Fan rotation speed test device |
| 10/30/2013 | CN103375395A Online detecting system for electric fuel pump |
| 10/30/2013 | CN103375378A Method for monitoring a fluid injection system and system thereof |
| 10/23/2013 | CN203248348U Oil pump finished product detection clamp |
| 10/23/2013 | CN103362794A Device and method for measuring instantaneous outlet flow rate of hydraulic pump |
| 10/23/2013 | CN102022314B Testing tool and testing system of fan |
| 10/16/2013 | CN203239549U Test stand for electronic vacuum pump |
| 10/16/2013 | CN203239548U Water pump fault detection skipping device |
| 10/16/2013 | CN103352840A Testing device and testing method for steering oil pump assembly |
| 10/09/2013 | CN203230565U Water pump convenient to measure |
| 10/09/2013 | CN103348136A Device and system for monitoring a pneumatically-actuated alternating linear displacement pump |
| 10/09/2013 | CN103343743A Automatic identifying method for frequency-conversion and constant-speed compressor and refrigerator |
| 10/09/2013 | CN103343742A Testing system and testing method for characteristics of plunger pump |
| 10/09/2013 | CN102032166B Method for detecting control signal of negative pressure pump |
| 10/02/2013 | EP2643673A1 Method for detection and localization of a fluid leak related to a piston machine |
| 10/02/2013 | CN203223369U Failure prediction device for high pressure pump |
| 10/02/2013 | CN103334915A Flow resistance testing device of valveless piezoelectric pump |
| 09/26/2013 | WO2013072145A3 Diagnostic module |
| 09/26/2013 | WO2011104547A3 Fluid-working machine valve timing |
| 09/25/2013 | CN203214303U Motive seal assembly of pumping mechanism and detecting system of motive seal assembly |
| 09/25/2013 | CN203214293U Meter device for air compressor |
| 09/25/2013 | CN103321888A Miniature air compressor running-in equipment |
| 09/25/2013 | CN103321887A Compressor empty machine performance testing device |
| 09/20/2013 | CA2772462A1 Method, system, and device for displaying operating parameters of reciprocating oil well pumping apparatus |
| 09/18/2013 | EP2638288A1 Method and system for identifying damage to piston membrane pumps containing working fluids |
| 09/18/2013 | CN203201746U Vacuum pump |
| 09/18/2013 | CN103306968A Transformer oil pump testing device and testing method thereof |
| 09/18/2013 | CN103306967A Measuring system for 300 MW reactor coolant pump |
| 09/18/2013 | CN103306966A Adjustable mounting base for pump testing |
| 09/18/2013 | CN103306965A Performance detection system for automotive electronic fuel pump |
| 09/18/2013 | CN103306964A Fault detection device |
| 09/18/2013 | CN102182671B State analysis monitoring method of gas compressor |
| 09/12/2013 | US20130233165 Monitoring system for reciprocating pumps |
| 09/11/2013 | CN203189257U Gear pump testing device |
| 09/11/2013 | CN203189256U Oil level detecting device of compressor |
| 09/11/2013 | CN103292964A Pump leakage detecting device |
| 09/11/2013 | CN103291600A Fault diagnosis method for hydraulic pump based on EMD-AR (empirical mode decomposition-auto-regressive) and MTS (mahalanobis taguchi system) |
| 09/11/2013 | CN103291599A Electronic water pump pressure-leakage detection device of electric vehicle and detection method adopting electronic water pump pressure-leakage detection device |
| 09/11/2013 | CN103291598A Multifunctional auto air conditioning compressor testing platform |
| 09/11/2013 | CN103291582A Air pump for measuring an air pressure |