| 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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| 01/03/2013 | US20130004336 Compressor control method |
| 01/03/2013 | US20130004335 Linear compressor |
| 01/03/2013 | US20130004334 Electric motor control apparatus and electric supercharging apparatus using electric motor control apparatus |
| 01/03/2013 | US20130004333 Method for regulating a compressor |
| 01/03/2013 | US20130000759 Microfluidic device and external piezoelectric actuator |
| 01/02/2013 | EP2539848A1 Method and system for optimizing operation of a pump |
| 01/02/2013 | EP2539589A1 Apparatus and method for controlling operation of a pump based on filter information in a filter information tag |
| 01/02/2013 | EP2539588A2 Fluid working machine and method of operating fluid working machine |
| 01/02/2013 | CN202649831U Float liquid level switch and external water pump having the same |
| 01/02/2013 | CN202645967U Heavy caliber multi-petal type multifunctional water pump control valve |
| 01/02/2013 | CN202645966U System for preventing steam feed pump from inverting |
| 01/02/2013 | CN202645965U Comprehensive safety protection device for air compressor |
| 01/02/2013 | CN202645964U Pressure controller |
| 01/02/2013 | CN202645963U GSM water pumping control system |
| 01/02/2013 | CN202645962U Compensation type startup disk for 3KV900HP air compressor |
| 01/02/2013 | CN202645961U Butanol and octanol nitrogen compressor unit controller |
| 01/02/2013 | CN202645960U Device for controlling air compressor |
| 01/02/2013 | CN202645959U Improved electronic pressure controller |
| 01/02/2013 | CN202645958U Electronic pressure controller compact in structure |
| 01/02/2013 | CN202645957U Novel electronic pressure controller |
| 01/02/2013 | CN202645956U Automatic concrete piston withdrawing control system of pumping oil cylinder |
| 01/02/2013 | CN202645955U A liquid chromatogram advection infusion pump |
| 01/02/2013 | CN202645923U Air compressor transmission system and air compressor control system |
| 01/02/2013 | CN202645912U Integrated plunger-type electromagnetic water pump |
| 01/02/2013 | CN202645909U Metering pump structure |
| 01/02/2013 | CN202637791U Star-delta starting firefighting pump control cabinet capable of being urgently started |
| 01/02/2013 | CN102859196A Method for controlling and/or regulating a metering pump |
| 01/02/2013 | CN102859194A Air Motor Having A Modular Add On Regulator |
| 01/02/2013 | CN102859084A Method and system for carrying out closed-loop or open-loop control of the water pressure in a pressure zone and device for carrying out and for operating same |
| 01/02/2013 | CN102852779A Gas-liquid safety device on pump tank |
| 01/02/2013 | CN102852778A Oil shortage protector for air compressor |
| 01/02/2013 | CN102852777A 压缩机控制方法 Compressor control method |
| 01/02/2013 | CN102852772A High-efficiency vacuumizing pump |
| 01/02/2013 | CN102852221A PLC-control-based (programmable logic controller-control-based) rainwater recycling control system for red mud yard of aluminum oxide plant |
| 01/02/2013 | CN102849895A Domestic sewage denitrification system and control method thereof |
| 01/02/2013 | CN101975156B Minimum power consumption variable-frequency energy-saving control method for pumping station |
| 01/02/2013 | CN101631956B Rotation control system for working-machine pump |
| 01/01/2013 | US8343093 Fluid delivery device with autocalibration |
| 01/01/2013 | US8342817 Variable displacement vane pump |
| 01/01/2013 | US8342815 Oil pump |
| 01/01/2013 | US8342812 Variable speed air compressing system having AC and DC power sources |
| 01/01/2013 | US8342811 Sensor assembly, a fluid pump and a cooler |
| 01/01/2013 | US8342810 Start-up control device and method for electric scroll compressor |
| 01/01/2013 | US8342150 Compressor control for determining maximum pressure, minimum pressure, engine speed, and compressor loading |
| 12/27/2012 | WO2012177187A1 A method for controlling a power split continuously variable transmission and a power split continuously variable transmission |
| 12/27/2012 | WO2012085814A3 Electronic control method and system for a piezo-electric pump |
| 12/27/2012 | US20120329166 Flow regulating system and monitoring device comprising said flow regulating system for the detection of air borne analytes |
| 12/27/2012 | US20120328453 Well Pumping And Control System |
| 12/27/2012 | US20120328452 System and method for lubricating a fuel pump |
| 12/27/2012 | US20120324865 Method for regulating a pump of an scr system |
| 12/27/2012 | DE102011105584A1 Hydraulic pressure system of mechanical clamping system for clamping of e.g. workpiece, has control unit to switch off hydraulic pump before desired fluid pressure is reached, while increasing fluid pressure to desired value |
| 12/27/2012 | DE102008059205B9 Bidirektionale Fördervorrichtung Bi-directional conveyor |
| 12/26/2012 | EP2538149A1 Air conditioner |
| 12/26/2012 | EP2538081A1 Gas boosters |
| 12/26/2012 | EP2536953A1 Apparatus and method for tuning pump speed |
| 12/26/2012 | EP2536952A1 Safety device for a peristaltic pump |
| 12/26/2012 | CN202628499U Self-discharging secondary variable emulsion pump |
| 12/26/2012 | CN202628481U Control device for controlling low-pressure fluid to be automatically conveyed to high part by utilizing high-pressure fluid |
| 12/26/2012 | CN202628480U Stepless speed regulating system for pumping of accelerators |
| 12/26/2012 | CN202628479U 定时启动电路 Timing start circuit |
| 12/26/2012 | CN202628478U Automatic-control water pumping primer pump |
| 12/26/2012 | CN202628477U Water resource remote-monitoring and water pump motor protection system |
| 12/26/2012 | CN202628476U Portable automatic garden injection pump with portable pressure tank |
| 12/26/2012 | CN202628475U Swimming pool pump with timer |
| 12/26/2012 | CN202628474U Wall mouth remote sensing intelligent feed pump system |
| 12/26/2012 | CN202628466U Assistant energy-saving medical compressed air device system |
| 12/26/2012 | CN202628465U Auxiliary type medical compressed air equipment system |
| 12/26/2012 | CN202628464U Compound medical compressed air device system |
| 12/26/2012 | CN202628454U Air amount regulation system of reciprocating compressor |
| 12/26/2012 | CN202628431U Elastic compound control system |
| 12/26/2012 | CN202628427U Combined pump |
| 12/26/2012 | CN202628424U Vector pump with feedback sensor |
| 12/26/2012 | CN202628420U Pneumatic hydraulic source |
| 12/26/2012 | CN202627093U Full-automatic household water-saving device |
| 12/26/2012 | CN102840124A Validation of working fluid parameter indicator sensitivity in system with centrifugal machines |
| 12/26/2012 | CN102840123A Jumping-prevention machine halt method of double-cylinder pumping system, double-cylinder pumping system and pumping equipment |
| 12/26/2012 | CN102840122A Water pumping control method for wind power generation |
| 12/26/2012 | CN102840121A Combination pressure switch with manual shutoff |
| 12/26/2012 | CN102840120A Water drawing device for pumping water |
| 12/26/2012 | CN102840117A Movable intelligent type medical air compressor |
| 12/26/2012 | CN102410184B Pumping reverse control method, device and system for pumping device |
| 12/26/2012 | CN101900106B Electrical control device for piston methane slag and methane liquid discharging pump |
| 12/25/2012 | US8337166 Pump and pump control circuit apparatus and method |
| 12/25/2012 | US8336576 Compressed air supply device for motor vehicles |
| 12/20/2012 | WO2012173005A1 Extrusion press |
| 12/20/2012 | WO2012171970A1 Inlet valve arrangement for a fuel pump |
| 12/20/2012 | WO2012171646A1 Piston compressor |
| 12/20/2012 | WO2012171206A1 Constant power control device and method of variable displacement pump, and concrete pumping device |
| 12/20/2012 | WO2012039845A3 Electric motor pump control incorporating pump element position information |
| 12/20/2012 | WO2012013978A3 Apparatus for compressing and expanding a gas |
| 12/20/2012 | US20120321485 Control device of the piston stroke of a dosing pump for high performance automatic flow regulation |
| 12/20/2012 | US20120321484 Pump controller |
| 12/20/2012 | US20120318238 Improved pump unit for an injection apparatus of an internal combustion engine |
| 12/19/2012 | EP2535588A1 Distribute valve for concrete pump, concrete pump, control method thereof and concrete pump truck |
| 12/19/2012 | EP2535586A2 Machine including compressor controlling apparatus and method |
| 12/19/2012 | EP2535553A1 Inlet Valve Arrangement for a Fuel Pump |
| 12/19/2012 | EP2534377A1 Method for varying the duration of a delivery stroke of a pump element, and pump device |
| 12/19/2012 | CN202612063U Hydraulic anti-reversion mechanism matched with screw pump permanent magnet anti-reversion direct-drive type driving device |
| 12/19/2012 | CN202612062U Variable plunger piston pump |
| 12/19/2012 | CN202612061U Miniature air pump |