| Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663) |
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| 07/26/2012 | US20120189458 Rotor blade |
| 07/26/2012 | DE102012001781A1 Hydraulic gear box device for e.g. construction vehicle, has pumping gear wheels of gear pumps, that are located on the axial displaceable shaft |
| 07/26/2012 | DE102011009221A1 Zahnradpumpe Gear pump |
| 07/25/2012 | EP2479434A2 Regulation of an external gear pump |
| 07/25/2012 | EP2479382A1 Rotor blade |
| 07/18/2012 | CN101680437B Pump unit with a main pump and a charging pump with a variable pump capacity |
| 07/12/2012 | WO2012093678A1 Electric pump apparatus |
| 07/12/2012 | DE102004001817B4 Innenachsige Zahnradpumpe mit variabler Förderleistung Internal-gear pump with variable capacity |
| 07/11/2012 | EP1716336B1 Pumping system |
| 07/11/2012 | CN202326239U 变频变容式压缩机及具有其的空调器系统 Frequency variable capacity compressor and air conditioner system has its |
| 07/11/2012 | CN202326214U Steering pump for controlling flow by solenoid valve and flow control device for power steering pump for automobile |
| 07/04/2012 | CN202301013U 汽车转向助力泵的流量控制阀带滤网的阀座总成 Power steering pump flow control valve assembly seat belt filter |
| 07/04/2012 | CN101858346B 齿轮泵 Gear pumps |
| 07/04/2012 | CN101517236B Control system and method for pump output pressure control |
| 07/04/2012 | CN101178064B Oil supplying apparatus for engine |
| 07/03/2012 | US8210836 Vane cell pump with adjustable output |
| 06/28/2012 | WO2012086408A1 Oil pump |
| 06/28/2012 | WO2012083421A1 Rotary pump with a vane provided in each pump outlet |
| 06/28/2012 | US20120164013 Positive-Displacement Pump Including a Pressure Absorber |
| 06/28/2012 | CA2819178A1 Rotary pump with a vane provided in each pump outlet |
| 06/21/2012 | WO2011121045A3 Variable displacement lubricant pump |
| 06/21/2012 | WO2011095148A3 Tandem pump comprising a switchable coupling between the two pumps |
| 06/21/2012 | DE10144693B4 Zahnradpumpe zur Schmierölversorgung Gear pump for supplying lubricating oil |
| 06/21/2012 | CA2822067A1 Apparatus for the intermittent application of a liquid to pasty medium onto an application surface |
| 06/14/2012 | WO2012077458A1 Oil supply device |
| 06/14/2012 | WO2012076241A1 Fuel delivery system of an internal combustion engine, comprising a rotary pump |
| 06/13/2012 | CN102498297A Fuel pump with an overflow and a bypass valves |
| 06/13/2012 | CN101346279B Aircraft fuel tank assembly |
| 06/06/2012 | DE102005006810B4 Motorölpumpenanordnung und Verfahren zum Betreiben einer Motorölpumpenanordnung Engine oil pump assembly and method for operating an engine oil pump assembly |
| 06/05/2012 | CA2689805C Progressing cavity pump system for transporting high-solids, high-viscosity, dewatered materials |
| 05/31/2012 | WO2012069083A1 Variable displacement lubricant pump |
| 05/30/2012 | EP2458215A2 Capacity control for a screw compressor |
| 05/30/2012 | CN202250831U Screw pump torque guard |
| 05/30/2012 | CN202250830U Electric fuel pump |
| 05/30/2012 | CN202250829U Reverse rotation preventing safety mechanism of direct driving type screw pump permanent-magnetic motor servo system |
| 05/30/2012 | CN202250828U Flow control guide sleeve for automobile steering pump and automobile steering pump |
| 05/30/2012 | CN202250827U Constant current control device of automotive steering pump and automotive steering pump |
| 05/30/2012 | CN202250814U Adjustable-flow screw pump |
| 05/29/2012 | US8186979 Capacity varying type rotary compressor and refrigeration system having the same |
| 05/24/2012 | DE102010051830A1 Regulating oil pump for lubricating internal combustion engine of motor cars, has devices shifting toothed wheel pump between low and high pressure stages, where wheel pump, reduction gear unit, clutch and free wheel are combined to unit |
| 05/16/2012 | CN202220731U Single-screw pump prying block with automatic control system |
| 05/16/2012 | CN102459904A 润滑剂泵系统 Lubricant pump system |
| 05/16/2012 | CN102459903A A variable-displacement lubricant pump |
| 05/09/2012 | CN102449311A Screw spindle pump arrangement |
| 05/09/2012 | CN102444719A Shaft sealing apparatus, pump apparatus and brake hydraulic pressure control device using same |
| 05/09/2012 | CN101321953B Feed pump |
| 05/03/2012 | US20120107162 Variable capacity fluidic machine |
| 05/02/2012 | EP1943423B1 Pump arrangement |
| 05/01/2012 | CA2588817C Variable capacity vane pump with dual control chambers |
| 04/25/2012 | EP2443344A2 Fuel pump with an overflow and a bypass valves |
| 04/25/2012 | CN202203110U 顺序控制双联转向泵 Sequence control double-steering pump |
| 04/18/2012 | EP2440785A1 Lubricant pump system |
| 04/18/2012 | CN202194827U 一种矿用泥浆泵安全保护装置 One kind of mining slurry pump safety devices |
| 04/12/2012 | WO2012045164A1 Dual outlet pump |
| 04/11/2012 | CN102410214A 中段变量高速限压的三段式压力反馈变排量叶片泵及变排量方法 The middle of the three-stage variable speed pressure limiting pressure feedback variable displacement vane pump and variable displacement method |
| 04/11/2012 | CN101725548B 泵调压及断水结构 Pump regulator and without water structure |
| 04/04/2012 | CN102400912A Shutdown braking system and method for screw pump |
| 03/29/2012 | WO2012004953A3 Vehicular power transmitting system |
| 03/29/2012 | DE102010060709A1 Struktur einer variablen Ölpumpe Structure of a variable oil pump |
| 03/29/2012 | DE102010041339A1 Fuel pump i.e. external gear pump, for pumping fuel from fuel tank to fuel injection system, has bypass valve arranged parallel to compression mechanism, and bypass valve acting as pressure relief valve in pump |
| 03/28/2012 | CN202176510U 螺杆泵智能控制装置 Screw intelligent control device |
| 03/28/2012 | CN102395794A Controller for a liquid supply pump |
| 03/28/2012 | CN102395791A Variable capacity fluidic machine |
| 03/22/2012 | WO2012034592A1 Rotary displacement pump for pumping solids emulsions, especially liquid explosives |
| 03/22/2012 | CA2813228A1 Rotary displacement pump for pumping solids emulsions, especially liquid explosives |
| 03/08/2012 | DE102010040302A1 Positive displacement pump e.g. gear pump has bypass channel with orifices that are corresponded to pressure and suction sides, and are closed/opened during maximum/minimum volumetric flow of fluid, respectively |
| 03/08/2012 | DE102010040300A1 Displacement pump, particularly gear pump, has bypass channel, where suction side of pump is connected with pressure side of pump and is displaced around displacement path |
| 03/06/2012 | US8128386 Variable flow pumping system |
| 03/01/2012 | DE202010015978U1 Pumpenaggregat für ein Kalibrierwerkzeug einer Extrusionsanlage Pump unit for calibrating an extrusion line |
| 03/01/2012 | DE19531359B4 Ölpumpanlage Oil pumping station |
| 02/29/2012 | CN102364105A Steering pump with electromagnetic valve for controlling flow, and power steering pump flow control device and method for automobile |
| 02/22/2012 | EP2419638A1 Variable capacity fluidic machine |
| 02/22/2012 | EP1516105B1 Internal gear machine with variable capacity |
| 02/21/2012 | US8118575 Variable displacement vane pump with enhanced discharge port |
| 02/16/2012 | DE102006061326B4 Stelleneinrichtung für eine mengenregelbare Zellenpumpe Ask device for a quantitative variable vane pump |
| 02/15/2012 | CN102355943A Method and apparatus for dispensing fluid compositions |
| 02/08/2012 | CN202140311U 螺杆输油泵防抽空干磨自动报警保护装置 Screw pump anti evacuated dry grinding automatic alarm protection device |
| 02/08/2012 | CN102345600A Pressure pump with suction nut |
| 02/08/2012 | CN102345599A Method and system for noise control in hydraulic pumps |
| 02/02/2012 | WO2012013232A1 Variable-displacement lubricant vane pump |
| 02/02/2012 | DE102007033146B4 Verstellventil für die Verstellung des Fördervolumens einer Verdrängerpumpe Adjusting valve for adjusting the delivery of a positive displacement pump |
| 02/02/2012 | DE102004003335B4 Motorölsystem mit Verstellpumpe Engine oil system with variable |
| 02/01/2012 | EP2412979A2 Pressure pump with suction nut |
| 02/01/2012 | CN102338085A Integral internal-discharge-type power steering pump |
| 02/01/2012 | CN102338084A Integral external-release type power steering pump |
| 02/01/2012 | CN102338083A Three-body internal-release type power steering pump |
| 02/01/2012 | CN102338082A Three-body external-release type power steering pump |
| 02/01/2012 | CN102338081A Tow-body internal-leaked steering booster pump |
| 01/26/2012 | DE102010038430A1 Verdrängerpumpe mit Absaugnut Displacement pump with suction groove |
| 01/25/2012 | EP1969246B1 Cam-actuated centrifugal brake for preventing backspin |
| 01/25/2012 | CN102333956A Direct control linear variable displacement vane pump |
| 01/25/2012 | CN102330674A Pressure-proof inside-discharge type steering power-assisted pump |
| 01/25/2012 | CN102330673A Pressure withstanding outflow type power-assisted steering pump |
| 01/24/2012 | CA2613625C Remote control for braking system of progressive cavity pump |
| 01/19/2012 | WO2011119464A4 Rotary infusion pumps |
| 01/19/2012 | DE102009004456B4 Mengenregelbare Zellenpumpe mit schwenkbarem Steuerschieber A volume-controllable vane pump with pivoting control slide |
| 01/18/2012 | CN102325996A Device for restricting throughflow quantity at pump, and pump arrangement having device of this type |
| 01/18/2012 | CN102322420A Sequentially controlled twin steering pump |
| 01/12/2012 | WO2012004455A1 Motor system and method in control of motor system |
| 01/12/2012 | US20120009076 Scroll compressor |