| Patents for F04B 49 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups (22,036) |
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| 08/10/2011 | CN101324227B High-frequency tetrad composite hydraulic pumps and control method thereof |
| 08/09/2011 | US7993297 Apparatus for controlling blood flow in an extracorporeal blood circuit |
| 08/09/2011 | US7993111 Power steering pump flow control |
| 08/09/2011 | US7993109 Variable volume, shape memory actuated insulin dispensing pump |
| 08/09/2011 | US7993108 Variable volume, shape memory actuated insulin dispensing pump |
| 08/09/2011 | US7992484 Rotary hydraulic machine and controls |
| 08/09/2011 | CA2550066C Improved wellhead drive braking mechanism |
| 08/04/2011 | WO2011094603A2 Air motor having a modular add on regulator |
| 08/04/2011 | WO2011092851A1 Water-injection control device in rolling line, water-injection control method, water-injection control program |
| 08/04/2011 | US20110189031 Method and apparatus for improved, high-pressure, fluid pump |
| 08/04/2011 | US20110189029 Hydraulic fluid control system for a diaphragm pump |
| 08/04/2011 | US20110189028 Pressure pulse interaction management in a multiple pump system |
| 08/04/2011 | US20110189027 Pump powered by a polymer transducer |
| 08/03/2011 | EP2351926A1 Fuel feed system |
| 08/03/2011 | CN201918739U 储能型水泵节电控制装置 Storage-type water pump power control device |
| 08/03/2011 | CN201916176U 转向泵流量控制阀 Steering pump flow control valve |
| 08/03/2011 | CN201916175U 空气压缩机超速保护装置 Air compressor overspeed protection device |
| 08/03/2011 | CN201916174U Two-line type water shortage protection water level controller |
| 08/03/2011 | CN201916173U Energy-saving electric drive system of ship cooling water pump |
| 08/03/2011 | CN201916172U 用于水泵供水系统的压力控制器 Pressure controller for water pump water system |
| 08/03/2011 | CN201916158U 回流式高效气体压缩机 Reflux efficient gas compressor |
| 08/03/2011 | CN201915445U 微电脑时控防冻给水器 Microcomputer control antifreeze water feeder |
| 08/03/2011 | CN201912716U 网球再充气及存放装置 Tennis refillable and storage devices |
| 08/03/2011 | CN102141026A Return flow efficient air compressor |
| 08/03/2011 | CN101608614B Fire pump discharge pressure full-automatic balancing system |
| 08/03/2011 | CN101469697B Compressor driving apparatus and refrigeration circulating apparatus |
| 08/02/2011 | US7988425 Pump and alarm control |
| 08/02/2011 | CA2730696A1 Hydraulic fluid control system for a diaphragm pump |
| 08/02/2011 | CA2604695C Devices and methods for use in assessing a flow condition of a fluid |
| 07/29/2011 | CA2729435A1 Pressure pulse interaction management in a multiple pump system |
| 07/28/2011 | WO2011090528A1 Compressor system including a flow and temperature control device |
| 07/28/2011 | WO2011089883A1 Displacement detection device for variable displacement compressor, and variable capacity compressor equipped with same |
| 07/28/2011 | WO2011088983A1 Method for optimizing the energy of pumps |
| 07/28/2011 | US20110182755 System for raising water from an underground source |
| 07/28/2011 | US20110182752 Method for controlling the feed rate of a feed pump |
| 07/28/2011 | US20110179781 Hydraulic drive system for use in driven systems |
| 07/28/2011 | US20110179780 Secondary air supply device for internal combustion engine and control method of the secondary air supply device |
| 07/28/2011 | DE10253274B4 Vorrichtung zur Betriebssteuerung eines Kolbenverdichters und Verfahren dazu Apparatus for controlling operation of a reciprocating compressor and method thereof |
| 07/28/2011 | DE102010005628A1 Apparatus for use with supply pump, particularly for suction of fluid from storage reservoir, has pre-delivery line, in which suction valve is switched to open position from closed position during cycle of high-pressure pump |
| 07/28/2011 | DE102010001150A1 Verfahren zum Steuern der Fördermenge einer Förderpumpe A method of controlling the delivery of a feed pump |
| 07/28/2011 | DE102006055931B4 Hydrostatischer Antrieb mit einer Summenleistungsregelvorrichtung Hydrostatic drive with a total power control device |
| 07/28/2011 | DE102004004943B4 Verfahren und Vorrichtung zur Betriebssteuerung eines Kolbenverdichters Method and apparatus for controlling the operation of a reciprocating compressor |
| 07/27/2011 | CN201908823U Automatic control device for switching on/off gas circuit |
| 07/27/2011 | CN201908822U Cooling tower fan system added with frequency converter |
| 07/27/2011 | CN201908821U Integrated drive controller for automotive air conditioner compressor |
| 07/27/2011 | CN201908820U Liquid flow rate control device |
| 07/27/2011 | CN201908819U Chemical feed pump control device |
| 07/27/2011 | CN201908818U Fan and water pump electricity economizer |
| 07/27/2011 | CN201908817U Hydraulic control butterfly valve control system of water circulating pump |
| 07/27/2011 | CN201908816U Remote control device of plunger piston type slurry pump |
| 07/27/2011 | CN102137974A Machine control system having hydraulic warmup procedure |
| 07/27/2011 | CN102135089A Synchronizing device for gel-filling peristaltic pump of tobacco tow forming machine |
| 07/27/2011 | CN102135088A Method for controlling the feed rate of a feed pump |
| 07/27/2011 | CN102134867A Hybrid operation machine |
| 07/27/2011 | CN101666309B Inflation and deflation control device |
| 07/27/2011 | CN101375057B Electric compressor, and air conditioning system for vehicle, using the electric compressor |
| 07/27/2011 | CA2691228A1 Control system for a chemical injection pump |
| 07/26/2011 | US7985055 Dual rotor oil pump of an engine with balance weight arrangement |
| 07/26/2011 | US7985054 Multicylindrical rotary compressor, compression system, and freezing device using the compression system |
| 07/26/2011 | US7984617 Method of controlling compressor for refrigerator and apparatus thereof |
| 07/21/2011 | US20110176934 Sample preparation apparatus, sample preparation method, and computer program |
| 07/21/2011 | US20110176933 Method for determining the functional relation of several pumps |
| 07/21/2011 | US20110176932 Hydraulic circuit for a power transmission device |
| 07/21/2011 | US20110176931 Efficient vacuum for a vehicle |
| 07/21/2011 | DE10062207B4 Pumpe mit wählbaren Ansaugöffnungen Pump with variable suction |
| 07/20/2011 | EP2344768A1 Apparatus for analysis and control of a reciprocating pump system by determination of a pump card |
| 07/20/2011 | EP2344767A1 Compressor for producing compressed air for a motor vehicle |
| 07/20/2011 | EP1877269B1 Level control system for a motor vehicle |
| 07/20/2011 | CN201902316U Automatic system for pumping station |
| 07/20/2011 | CN201902315U Electrical interlocking control device for low-temperature liquid pump |
| 07/20/2011 | CN201902314U Remote monitoring system for air compressors |
| 07/20/2011 | CN201902305U Electric component of electric compressor |
| 07/20/2011 | CN102128162A Remote monitoring system and method of compressor |
| 07/20/2011 | CN102128158A Linear pump |
| 07/14/2011 | WO2011083167A1 Method for regulating a pump of an scr system |
| 07/14/2011 | DE102005014130B4 Schaltventilkonstruktion einer Fluidmaschine Switching valve structure of a fluid machine |
| 07/13/2011 | CN201897166U LED streetlamp with radiating system device |
| 07/13/2011 | CN201896731U Pressure monitoring alarm device |
| 07/13/2011 | CN201896717U Frame-type air compressor unit |
| 07/13/2011 | CN102124233A Engine lug-down suppressing device for hydraulic work machinery |
| 07/13/2011 | CN102124222A Fluid working machines and methods |
| 07/13/2011 | CN102124221A Fluid working machines and methods |
| 07/13/2011 | CN102123880A Method for controlling inverter-integrated electric compressor for vehicle air-conditioning system |
| 07/13/2011 | CN102121467A Fluid power machine |
| 07/12/2011 | US7979229 Displacement control signal correction method, displacement control device, construction machine and displacement control signal correction program |
| 07/12/2011 | US7976287 Capacity variable type twin rotary compressor and driving method thereof |
| 07/12/2011 | US7976285 Electronic control for heavy duty truck compressed air charging system |
| 07/12/2011 | US7976284 Pump controller system and method |
| 07/12/2011 | US7975498 Intelligent controller for refrigerating and air conditioning systems |
| 07/07/2011 | WO2011081528A1 Control of subsea compressors |
| 07/07/2011 | WO2011081381A2 Reciprocating compressor |
| 07/07/2011 | WO2011079330A1 Coolant compressor with linear drive |
| 07/07/2011 | WO2010072808A3 Method for controlling a compressor installation |
| 07/07/2011 | US20110164991 Linear compressor |
| 07/07/2011 | DE10254041B4 Verfahren und Vorichtung zur Störungsfrüherkennung bei Kreiselpumpen Procedures and Vorichtung for early fault detection for centrifugal pumps |
| 07/07/2011 | DE10029080B4 Verfahren und Vorrichtung zur Geschwindigkeitsmodulation für einen pulsationsfreien Betrieb einer Pumpe Method and device for speed modulation for a pulsation-free operation of a pump |
| 07/07/2011 | CA2785763A1 Control of subsea compressors |
| 07/06/2011 | EP2341564A1 Method of driving a piezoelectric pump of an electric domestic appliance and electric domestic appliance employing such method |
| 07/06/2011 | CN201891589U Built-in heat protector fixing device and fixing structure |
| 07/06/2011 | CN201891588U Special water pump for drilling machine |