Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; Rotary-piston, or oscillating-piston, positive-displacement pumps › F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
Patents for F04C 14 - Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations (3,663)
08/2010
08/19/2010WO2010051420A3 Fluid device with flexible ring
08/19/2010US20100209259 Evacuation apparatus
08/19/2010US20100205952 Variable displacement pump and power steering apparatus using the variable displacement pump
08/17/2010CA2683339C Method and system for improving pump efficiency and productivity under power disturbance conditions
08/17/2010CA2683320C Method and system for improving pump efficiency and productivity under power disturbance conditions
08/12/2010US20100200072 Gear pump and method of delivering fluid using such a pump
08/11/2010CN101147002B Vane cell pump
08/04/2010EP2212521A1 Sliding vane pump
07/2010
07/22/2010WO2010082966A1 Method and apparatus for dispensing fluid compositions
07/22/2010WO2010037620A3 Delivery unit
07/22/2010DE112007003655T5 Flügelpumpe mit variabler Kapazität Vane pump with variable capacity
07/14/2010EP2206924A2 Cell pump with adjustable displacement with pivotable cam ring
07/13/2010CA2689820A1 Reciprocating pump
07/08/2010WO2010075834A2 Locking semirotary pump
07/07/2010EP2204583A2 Vane pump with rotating cam ring and increased under vane pressure
07/01/2010DE10324092B4 Regelbare Schmierölpumpe mit einem Fördermengenregler Adjustable oil pump with a flow regulator
06/2010
06/17/2010WO2010006705A3 Variable displacement pump
06/17/2010DE112008000978T5 Hydraulische Pumpe mit variablem Durchfluss und Druck und verbesserter elektrischer Steuerung mit offenem Regelkreis Hydraulic pump with variable flow and pressure and improved electrical control open loop
06/15/2010CA2510139C Method and system for improving pump efficiency and productivity under power disturbance conditions
06/10/2010WO2009088827A3 Progressive cavity apparatus with transducer and methods of forming and use
06/10/2010US20100139611 Hydraulic pump with variable flow and pressure and improved open-loop electric control
06/09/2010CN101725548A Pressure-adjusting and water-breaking structure of pump
06/03/2010WO2010060416A2 Sliding vane pump
06/03/2010US20100135835 Variable-displacement vane oil pump
06/02/2010DE102008059720A1 Flügelzellenpumpe Vane pump
06/01/2010US7726948 Hydraulic pump with variable flow and variable pressure and electric control
05/2010
05/27/2010DE202007018987U1 Verstellbare Rotationspumpe mit Verschleißminderung Adjustable rotary pump wear reduction
05/26/2010CN101341339B Two-setting variable-eccentricity vane pump
05/13/2010US20100119396 Variable displacement dual vane pump
05/13/2010US20100119383 Pump unit comprising a main pump and a charge pump with a variable pump capacity
05/12/2010CN201461399U Skid-mounting system for multiphase pump
05/12/2010CN201461396U Screw pump controller
05/12/2010CN201461390U Pressure-regulating gear pump
05/06/2010WO2010051420A2 Fluid device with flexible ring
05/06/2010WO2010049262A1 Hydraulic power steering system
05/06/2010DE102008043246A1 Hyraulische Servolenkung Hyraulische power steering
05/06/2010CA2742304A1 Fluid device with flexible ring
04/2010
04/29/2010WO2010045906A2 Pump, particularly vane-type pump
04/29/2010DE102008053318A1 Reversible actuatable toothed wheel machine e.g. inner toothed wheel pump, for use in electro hydraulic vehicle steering system, has bearing chambers subjected with hydraulic fluid, and forming hydrostatic bearing for toothed wheels
04/28/2010EP2179181A2 Gear pump and method of delivering fluid using such a pump
04/27/2010CA2573769C Concentric internal combustion rotary engine
04/21/2010EP2177761A2 High-speed gear pump
04/21/2010CN101403931B Time-adjustable time-delay differential pressure controller and assembling method
04/20/2010CA2683184A1 Gas restrictor for pump
04/15/2010DE102009037214A1 Verstellpumpe Variable
04/14/2010EP2175137A2 Direct control variable displacement vane pump
04/08/2010US20100086424 Direct control variable displacement vane pump
04/08/2010US20100086423 Two-Setting Variable-Eccentricity Vane Pump
04/08/2010US20100086422 Gear pump
04/08/2010CA2679776A1 Direct control variable displacement vane pump
04/07/2010EP2171215A1 Machine for fluid pumping
04/01/2010US20100080721 Rotary fluid device with multi-level phase shift control
03/2010
03/31/2010EP2167821A1 Pump housing
03/30/2010CA2420111C Progressing cavity pump system for transporting high-solids, high-viscosity, dewatered materials
03/25/2010WO2005068839A8 Hydraulic motor having an oscillating supporting piston
03/25/2010DE19834034B4 Umlaufende Pumpe, insbesondere für Öl Circulating pump, particularly for oil
03/24/2010CN201428590Y Rotor pump for pumping concentrated fruit juice
03/24/2010CN101680437A Pump unit with a main pump and a charging pump with a variable pump capacity
03/17/2010CN101675247A 齿轮泵 Gear pumps
03/11/2010DE102009038777A1 Rotationspumpe mit variabler Verdrängung Rotary pump with variable displacement
03/09/2010US7674095 Variable displacement vane pump with variable target regulator
02/2010
02/17/2010EP2154373A1 Gear pump
02/11/2010US20100034681 Variable capacity vane pump
02/11/2010DE10237801C5 Vorrichtung zur Druckregelung von Hydraulikpumpen A device for regulating the pressure of hydraulic pumps
02/11/2010DE102006021971B4 Flügelzellenpumpe Vane pump
02/10/2010EP2151576A2 Variable capacity vane pump
02/10/2010CN201401321Y Overflow valve oil passage of oil transfer rotor pump
02/10/2010CN101644259A Regulating valve used for regulating delivery volume of reciprocating pump
02/10/2010CN101644258A Processing method of vane pump rotor groove
02/04/2010WO2010013625A1 Oil pump
02/04/2010US20100028181 Vane pump for pumping hydraulic fluid
02/04/2010US20100028171 Control System and Method For Pump Output Pressure Control
02/04/2010DE102004002076B4 Flügelzellenpumpe Vane pump
02/03/2010CN100587271C 旋转泵 Rotary pump
01/2010
01/27/2010EP2147212A1 Pump unit with a main pump and a charging pump with a variable pump capacity
01/21/2010WO2010006705A2 Variable displacement pump comprising a flow rate regulator and a pressure valve
01/14/2010US20100008806 Vane pump
01/14/2010US20100008797 Electric pump unit and electric oil pump
01/07/2010WO2010001764A1 Variable displacement gear pump
01/07/2010DE102005056002B4 Verdrängerpumpe Displacement pump
12/2009
12/31/2009US20090324438 Variable flow pumping system
12/30/2009EP2138718A2 Variable flow pumping system
12/29/2009CA2321818C Method and apparatus for dispensing liquids and solids
12/23/2009CN100572814C Improved double-acting vane pump of port plate and its manufacture method
12/22/2009CA2492914C Improved fuel delivery system
12/16/2009EP1483505B1 Hydraulic system comprising a variable displacement pump
12/10/2009WO2009095011A3 Pressure switching configuration for oil pumps
12/09/2009CN100567739C Proportional amplifier for variable pump composite control
12/03/2009WO2009092719A3 Variable-volume internal gear pump
12/03/2009DE102008026308A1 Lubricant supply system for supplying engine oil to internal combustion engine of motor vehicle, has control/regulating device controlling/regulating lubricant pressure of lubricant pump based on vehicle transversal acceleration
12/03/2009DE102008025346A1 Regulating oil pump for lubricating internal combustion engine, has control piston comprising circular arc shaped axial recess, and bypass nut radially running towards control piston and disconnected in region of continuous edge of recess
11/2009
11/26/2009WO2009142264A1 Electric pump device
11/26/2009US20090291008 Variable displacement vane pump
11/19/2009WO2009138143A1 Compressor device
11/19/2009US20090285707 Variable Capacity Pump with Dual Springs
10/2009
10/29/2009US20090269233 Variable displacement vane pump
10/29/2009US20090269232 Variable Displacement Vane Pump With Enhanced Discharge Port
10/28/2009EP2112379A2 Variable displacement vane pump with enhanced discharge port
10/28/2009EP2112378A2 Variable Displacement Vane Pump
10/28/2009EP2111498A1 Adjustable coolant pump
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ... 37