| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 04/16/2014 | CN103727030A Screw pump oil production real-time monitoring device |
| 04/16/2014 | CN103727029A Control mechanism for positive displacement hydraulic machinery |
| 04/10/2014 | WO2014053119A1 Pump with adjustable conveying volumes |
| 04/10/2014 | DE102004020603B4 Volumenstromgeregelte Flügelzellenpumpe Volume flow-controlled vane pump |
| 04/09/2014 | EP2716912A1 Balanced pressure dual pump |
| 04/09/2014 | CN203532247U Oil recovery breakage-preventing connector for screw pump |
| 04/09/2014 | CN103711692A Piston control type variable displacement vane pump |
| 04/08/2014 | US8690544 Oil pump |
| 04/03/2014 | WO2014050712A1 Variable-displacement vane pump |
| 04/02/2014 | CN203516093U Pressure and flow control valve of steering oil pump |
| 03/27/2014 | US20140086763 High-Performance Oil Pump |
| 03/27/2014 | DE102012217050A1 Pump assembly for supplying lubricating medium, particularly oil, has vane pump with rotor, eccentric ring surrounded to rotor and received wings sliding in radial running slots of rotor |
| 03/26/2014 | EP2710267A1 Pump |
| 03/26/2014 | CN103671102A Variable displacement oil pump |
| 03/26/2014 | CN103671101A Hydraulic mechanical control mechanism |
| 03/26/2014 | CN103671093A Displacement-variable impeller pump |
| 03/20/2014 | DE202014100737U1 Motorölpumpe Engine oil pump |
| 03/20/2014 | DE102010000630B4 Motorpumpensatz, der eine Energiereserve bildet Motor pump set which forms an energy reserve |
| 03/13/2014 | WO2014038302A1 Variable-capacity oil pump and oil supply system using same |
| 03/13/2014 | DE102013217790A1 Verstellpumpe Variable |
| 03/13/2014 | DE102013216485A1 Verstellbare Ölpumpe Adjustable oil pump |
| 03/12/2014 | CN203476698U Screw pump safety interlocking control system |
| 03/12/2014 | CN103635693A Scroll compressor |
| 03/06/2014 | WO2014034986A1 Pumping device |
| 03/06/2014 | DE102005014654B4 Kraftfahrzeug-Hydraulikpumpe Motor vehicle hydraulic pump |
| 02/28/2014 | CA2788310A1 Device for reducing rod string backspin in progressive cavity pump |
| 02/27/2014 | WO2014031436A1 Progressive cavity pump |
| 02/27/2014 | US20140056732 Hybrid variable external gear pump |
| 02/26/2014 | EP2699470A1 Speed regulator |
| 02/26/2014 | CN203453052U Efficient large-flow brushless diesel injection pump |
| 02/26/2014 | CN101978167B 油泵 Pump |
| 02/20/2014 | DE102012019906B3 Gear control oil pump, particularly external gear control oil pump for internal combustion engine of motor vehicle, comprises two conveyor gears and spring elements designed such that latter conveyor gear is pushed in intermediate position |
| 02/18/2014 | US8651825 Variable capacity vane pump with dual control chambers |
| 02/13/2014 | DE102012214229A1 Zahnradmaschine mit Kraftsensor in Form einer Piezofolie Gear machine with force sensor in the form of a piezo film |
| 02/12/2014 | CN103582760A Georotor hydraulic device with capacity control valve arranged within shaft |
| 02/11/2014 | CA2760472C Remote control for braking system of progressive cavity pump |
| 02/06/2014 | DE102009031662B4 Motordrehzahlabhängige Ölpumpendruckregelung Engine speed dependent oil pump pressure control |
| 02/06/2014 | CA2822038A1 Pumping facility for a deep well |
| 02/05/2014 | EP2693055A1 Control device of variable-capacity pump |
| 02/04/2014 | CA2578296C Rotary pump with resiliently deformed seal |
| 01/30/2014 | DE102011010835B4 Verdrängerpumpe Displacement pump |
| 01/29/2014 | CN203412756U Safety device of screw pump for explosive production |
| 01/29/2014 | CN203412755U Control structure of hydraulic vane pump |
| 01/29/2014 | CN203412754U Oscillating slider unit pump |
| 01/29/2014 | CN103547806A A gerotor pump, a gerotor motor and a gerotor transmission system |
| 01/29/2014 | CN103541898A Variable displacement vane pump with enhanced discharge port |
| 01/23/2014 | US20140023539 Oil pump |
| 01/22/2014 | EP2687725A2 Oil pump with variable capacity |
| 01/21/2014 | CA2565179C Vane pump using line pressure to directly regulate displacement |
| 01/15/2014 | EP2683921A1 Combustion engine lubrication system comprising a variable-displacement oil pump |
| 01/09/2014 | US20140007566 Construction machine |
| 01/09/2014 | DE102005050216B4 Volumenstromgeregelte, einhubige Flügelzellenpumpe Volume flow-controlled, einhubige vane pump |
| 01/08/2014 | CN203384021U Control system of variable pump |
| 01/08/2014 | CN103502643A Control device of variable-capacity pump |
| 01/02/2014 | DE102012211229A1 Rotary piston pump, particularly gear pump, has chamber having maximum chamber volume that is limited by portions of pump housing, such that two of pump housings are provided with separate filling bodies with different volumes |
| 01/02/2014 | DE102012210899A1 Hydraulikfördereinrichtung und Hydrauliksystem Hydraulic conveyor and hydraulic system |
| 01/01/2014 | EP2678565A1 A variable displacement lubricant pump with a pressure control valve having a preload control arrangement |
| 01/01/2014 | CN103486026A Screw pump safety interlock control system and control method thereof |
| 01/01/2014 | CN101027484B Rotary pump with resiliently deformed seal |
| 12/27/2013 | WO2013139504A3 Vane-type pump having a housing, having a displaceable stator, and having a rotor that is rotatable within the stator |
| 12/26/2013 | US20130343940 Hydraulic feed device and hydraulic system |
| 12/25/2013 | EP2479382B1 Rotor blade |
| 12/25/2013 | CN103477094A Modular torque protection device |
| 12/25/2013 | CN103470499A Vane oil pump |
| 12/24/2013 | US8613610 Variable displacement pump |
| 12/24/2013 | DE102007002031B4 Pumpe mit einem Verstellelement Pump with an adjusting |
| 12/19/2013 | WO2013186314A1 Positive displacement pump |
| 12/19/2013 | WO2013185751A1 Pump |
| 12/19/2013 | WO2013140042A3 Adaptive hydraulic pressure generator |
| 12/19/2013 | US20130336802 Case flow augmenting arrangement for cooling variable speed electric motor-pumps |
| 12/18/2013 | EP2674583A1 Oil supply apparatus for engine provided with two-stage relief valve |
| 12/18/2013 | CN203348075U Mechanical reverse brake device of screw pump |
| 12/18/2013 | CN203348074U Double gear pump unit |
| 12/12/2013 | WO2013182486A1 Brake module for a gravity conveyor |
| 12/11/2013 | CN203335395U Inverse-rotation damping device |
| 12/11/2013 | CN103437997A Noise-reducing implementation method for gear pump of automotive transmission detecting and cleaning apparatus |
| 12/10/2013 | US8602755 Rotary compressor with improved suction portion location |
| 12/10/2013 | US8602748 Pumping system |
| 12/10/2013 | CA2683184C Gas restrictor for pump |
| 12/05/2013 | DE19918393B4 Hydraulische Fördereinrichtung Hydraulic conveyor |
| 12/05/2013 | DE102007053718B4 Brennkraftmaschine mit einer Pumpe für ein flüssiges Medium Internal combustion engine with a pump for a liquid medium |
| 12/04/2013 | CN103429896A 内齿轮泵 Internal gear pump |
| 12/03/2013 | US8597003 Direct control variable displacement vane pump |
| 11/28/2013 | DE102010005984B4 Regelölpumpe Rule oil pump |
| 11/27/2013 | CN203308705U Permanent magnet servo inner engaged gear type electro-hydraulic pump |
| 11/21/2013 | WO2013171725A1 Multiple stage passive variable displacement vane pump |
| 11/21/2013 | WO2013171249A1 Pump and hydrodynamic retarder equipped with said pump and gear unit equipped with such a pump |
| 11/21/2013 | WO2013171245A1 Pump unit, pump unit configuration system and method |
| 11/20/2013 | EP2663774A2 Method for operating a pump that is driven by an electric motor in a power-optimized manner in the event of low volumetric flow rates |
| 11/20/2013 | EP2342118B1 Hydraulic power steering system |
| 11/14/2013 | DE10242305B4 Verfahren zur Messung der Drehzahl eines Pumpenmotors Method for measuring the speed of a pump motor |
| 11/13/2013 | EP2662568A1 Electric pump apparatus |
| 11/13/2013 | EP2546481B1 Relief device for oil pump |
| 11/13/2013 | CN203285680U Centrifugal reverse braking device |
| 11/12/2013 | US8579597 Variable capacity type rotary compressor |
| 11/07/2013 | DE10161131B4 Flügelpumpe veränderlicher Verdrängung Variable displacement vane pump |
| 11/06/2013 | CN203272124U Improved structure of anti-inversion mechanism taper sleeve disc of screw rod pump driving device |
| 11/06/2013 | CN103384569A Apparatus for the intermittent application of a liquid to pasty medium onto an application surface |
| 11/06/2013 | CN103382936A Double-action variable vane pump |
| 10/30/2013 | EP2657526A1 Oil pump |