| Patents for F04D 15 - Control, e.g. regulation, of pumps, pumping installations, or systems (4,967) |
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| 04/03/2013 | CN202851371U Oil hydraulic pump structure |
| 04/03/2013 | CN103026073A Water supply system |
| 04/03/2013 | CN103026072A 输送设备 Transportation Equipment |
| 04/03/2013 | CN103016356A Automatic drainage device with air pump |
| 04/03/2013 | CN103016321A System and method for managing and controlling water pump based on cloud computing |
| 04/02/2013 | CA2672410C Flow control |
| 03/28/2013 | WO2013041616A1 Pump unit |
| 03/28/2013 | WO2012173551A4 Method for automatic mutual alternation between pumps |
| 03/28/2013 | DE112011101949T5 Pumpengruppe für einen Kühlkreislauf, insbesondere für ein Motorrad Pump assembly for a cooling circuit, in particular for a motorcycle |
| 03/27/2013 | EP2573403A1 Pump |
| 03/27/2013 | CN202833329U Half-and-half-type adjusting stripping ring for abrasion-resistant slurry pump |
| 03/27/2013 | CN102996470A AC (alternating current) fan fault detection circuit |
| 03/27/2013 | CN102518946B Energy saving method for cooling water circulation system |
| 03/26/2013 | US8403647 Shower waste pump control device |
| 03/20/2013 | CN202812046U Stepless speed regulating device and fan clutch and water pump using same |
| 03/20/2013 | CN202811399U Device for preventing shield pump from liquid-deficient burning loss |
| 03/20/2013 | CN202811398U Integrated control valve for constant jetting height and check valve |
| 03/20/2013 | CN202811397U Oil impeller test device for nuclear main pump bidirectional thrust bearing oil supply |
| 03/20/2013 | CN202811396U Energy-saving pump with pressure regulator |
| 03/20/2013 | CN202811395U Opening and closing device for bottom valve of water pump |
| 03/20/2013 | CN202811394U Vertical oil pump testing device |
| 03/14/2013 | WO2013034189A1 Switchable automotive coolant pump |
| 03/14/2013 | US20130064682 Variable-speed oil-free refrigerant centrifugal compressor with variable geometry diffuser |
| 03/14/2013 | DE10355499B4 Wasserpumpe und Verfahren zum Steuern der Durchflussrate von Kühlmittel Water pump and method of controlling the flow rate of coolant |
| 03/13/2013 | CN202789589U Single-stage double suction energy-saving pump device |
| 03/13/2013 | CN202789588U Vertical type fire pump with pressure of water outlet adjustable |
| 03/13/2013 | CN202789587U Adjusting device based on slurry pump |
| 03/13/2013 | CN102971539A A turbomachine |
| 03/13/2013 | CN102966578A Pressure control method and device for pump unit of nuclear power station |
| 03/13/2013 | CN102966577A Method for removing fault of water pump |
| 03/13/2013 | CN102966576A Intelligent water pump |
| 03/13/2013 | CN102966570A Speed regulation water pump |
| 03/13/2013 | CN102966569A Variable frequency magnetic variation speed device with three-phase motor |
| 03/13/2013 | CN102966568A Variable frequency pump device with three-phase motor |
| 03/13/2013 | CN102966566A Pump assembly |
| 03/13/2013 | CN102966556A Explosion-proof high-efficiency powerful self-priming device with explosion-proof water-ring vacuum pump |
| 03/13/2013 | CN101956715B Non-intrusive vapor detector for magnetic device pump |
| 03/07/2013 | US20130058757 Priming valve system for pre-priming centrifugal pump intakes |
| 03/07/2013 | CA2845293A1 Linear pump control |
| 03/06/2013 | EP2565462A2 Adjustable coolant pump with an hydraulically activatable actuator |
| 03/06/2013 | EP2565461A1 Pump power unit |
| 03/06/2013 | CN202768427U Impeller pressure testing device |
| 03/06/2013 | CN202768426U High pressure water pump and fire fighting apparatus |
| 03/06/2013 | CN202768424U Submersible sewage pump |
| 03/06/2013 | CN102954010A Device for preventing frequent start of water pump |
| 03/06/2013 | CN102954009A Drainage pump of air conditioner |
| 03/05/2013 | US8390217 Extractor hood, in particular for domestic environments |
| 03/05/2013 | CA2528580C Control algorithm of variable speed pumping system |
| 03/04/2013 | DE202013000051U1 Tauchpumpe Submersible pump |
| 02/28/2013 | US20130052038 Rotary Blood Pump and Control System Therefor |
| 02/28/2013 | US20130051977 Adjustable vane diffuser insert for electrical submersible pump |
| 02/28/2013 | DE102011081875A1 Regelbare Kühlmittelpumpe mit einem hydraulisch aktivierbaren Aktor Controllable coolant pump with a hydraulically activated actuator |
| 02/28/2013 | CA2849251A1 Electric fuel pump tester and method |
| 02/27/2013 | EP2562424A2 Method and equipment for controlling a multipoint fluid distribution system |
| 02/27/2013 | EP2505845A9 Method for improving sensorless flow rate estimation accuracy of pump driven with frequency converter |
| 02/27/2013 | CN202756256U Automotive water pump controller |
| 02/27/2013 | CN202756254U Portable series excited motor garden injection pump |
| 02/27/2013 | CN202756252U Efficient and energy-saving self-control self-sucking pump |
| 02/21/2013 | WO2012138650A3 Adjustable centrifugal governor speed control |
| 02/21/2013 | US20130045079 Gas compression |
| 02/21/2013 | US20130045077 Pneumatic composite having mass balancing |
| 02/20/2013 | CN102939463A System and method of detecting cavitation in pumps |
| 02/20/2013 | CN101963155B Magnetic shielding circulating electric pump for bathroom system |
| 02/19/2013 | CA2686531C Apparatus and method for monitoring a cleaning and/or aeration system |
| 02/14/2013 | WO2013020181A1 A swimming pool pump |
| 02/14/2013 | US20130039740 Turbomachine Wheel Position Control |
| 02/14/2013 | DE102011052678A1 Coolant pump for cooling circuit of internal combustion engine of motor vehicle, has pump housing and pump wheel that is mounted in pump housing in rotating manner, where flow channels for coolant are provided in pump housing |
| 02/13/2013 | EP2557314A2 Valve control of pump inlet pressure bootstrap reservoir |
| 02/13/2013 | EP2556257A1 System and method of detecting cavitation in pumps |
| 02/13/2013 | CN202732379U Deionized water machine control system |
| 02/13/2013 | CN102927018A Device and method for alignment measurement and adjustment of particle image velocimetry (PIV) camera of centrifugal pump |
| 02/13/2013 | CN102155405B Intelligent revolving speed control system and control method for submersible oil screw pump |
| 02/13/2013 | CN101251115B Autonomous decentralized system for n-multiple system of water feeding apparatus |
| 02/06/2013 | EP2553273A1 Decoupling of controlled variables in a fluid conveying system with dead time |
| 02/06/2013 | CN202720569U Water cooling device with integrated water pump and cold head |
| 02/06/2013 | CN202718884U Energy-saving and environment-friendly underwater water pump |
| 02/06/2013 | CN102913465A Working condition detection and fault diagnosis method of centrifugal pump |
| 02/06/2013 | CN102913464A Method for predicting transient fluid-solid coupling characteristic of centrifugal pump rotor |
| 02/06/2013 | CN102913463A Self-priming height test bed for self-priming pump with high priming travel |
| 02/06/2013 | CN102913460A Hot water type submersible sewage pump |
| 02/06/2013 | CN102913458A Centrifugal orbitron pump |
| 02/06/2013 | CN102913454A Metering pump |
| 02/06/2013 | CN101979881B Detection method for controlling streamline size of impeller blade |
| 01/31/2013 | WO2013014832A1 Pumping device |
| 01/31/2013 | DE102012207387A1 Cooling device for internal combustion engine in motor car, has pressure relief valve arranged over pressure side of secondary pump and inserted along direction of cooling circuit when reaching pre-defined pressure |
| 01/31/2013 | DE102011079898A1 Pump e.g. coolant pump for motor vehicle, has heated wax expansion element or hydraulic actuator, which is provided to adjust valve directly or indirectly through scissor mechanism |
| 01/31/2013 | DE102011079897A1 Pump, particularly coolant pump, for cooling internal combustion engine of motor vehicle, has impeller arranged on pump shaft, where adjustable slider is displaced over impeller and regulates flow rate of pump |
| 01/30/2013 | EP2551484A1 Pneumatically-operated cooling pump |
| 01/30/2013 | CN202712048U Water pump pressure switch |
| 01/30/2013 | CN202707545U Draught fan water pump intelligent electricity-saving device |
| 01/30/2013 | CN202707522U Electronic pressure switch for water pump |
| 01/30/2013 | CN202707521U Pump hydraulic model testing device |
| 01/30/2013 | CN202707520U Automatic vacuumized degree control device for centrifugal pump to automatically start and stop |
| 01/30/2013 | CN102900675A System for detecting working condition and diagnosing fault of centrifugal pump |
| 01/24/2013 | WO2013010683A1 Coolant pump for a coolant circuit of an internal combustion engine |
| 01/24/2013 | WO2012173551A3 Method for automatic mutual alternation between pumps |
| 01/24/2013 | DE102011079310A1 Kühlmittelpumpe für einen Kühlmittelkreislauf einer Brennkraftmaschine Coolant pump for a coolant circuit of an internal combustion engine |
| 01/23/2013 | EP2547381A1 Method and device for determining the pressure or volumetric flow of medical fluids |
| 01/23/2013 | CN202690472U Device for monitoring submersible sewage pump |
| 01/23/2013 | CN202690471U Control system for pumping and metering easily vaporizing medium |