| 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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| 04/23/2013 | US8425200 Pump controller |
| 04/23/2013 | US8425199 Paddlewheel apparatus |
| 04/23/2013 | US8425198 Air compressor |
| 04/23/2013 | US8425014 Ring electrode for fluid ejection |
| 04/23/2013 | CA2688801C Shear coupling assembly for use with rotary and reciprocating pumps |
| 04/18/2013 | WO2013053412A1 Cylinder head for a compressor |
| 04/18/2013 | WO2012166597A3 Low gravity fed water system without submersed drains within the bathing chamber for pools and spas |
| 04/18/2013 | US20130096756 Electric vehicle and control method for electric vehicle |
| 04/18/2013 | US20130094974 Compressor-Expander Set Critical Speed Avoidance |
| 04/18/2013 | US20130094972 Climate Thermal Load Based Minimum Flow Rate Water Pump Control |
| 04/18/2013 | US20130091836 Dead-volume management in compressed-gas energy storage and recovery systems |
| 04/17/2013 | CN202883338U Mine flameproof and intrinsically safe water pump level controller |
| 04/17/2013 | CN202883337U Electronic intelligent controller and air compressor applying electronic intelligent controller |
| 04/17/2013 | CN202883336U Control system of vacuum pumping device |
| 04/17/2013 | CN202883335U The compressor air adjusting system in diesel hydrogenation device |
| 04/17/2013 | CN202883292U Ultra-high-pressure ball transmission rotary extrusion pump |
| 04/17/2013 | CN103052802A Valve arrangement, connection plate for a hydrostatic piston machine, and hydrostatic piston machine |
| 04/17/2013 | CN103052801A Apparatus and method for controlling a compressor, and refrigerator comprising same |
| 04/17/2013 | CN103052799A Fluid-working machine and method of operating a fluid-working machine |
| 04/17/2013 | CN103047123A Stepless displacement control method for reciprocating compressor |
| 04/17/2013 | CN103047122A Water pump control device for sewage pumping station and control method of water pump control device |
| 04/17/2013 | CN103047121A Electric concrete pump and construction control method thereof |
| 04/17/2013 | CN103047120A Pressure control device of pressure pump |
| 04/17/2013 | CN103047119A Novel high-pressure pump for bearing high-pressure load |
| 04/17/2013 | CN103047105A Gas compressor with energy source |
| 04/17/2013 | CN103047102A Pumping system |
| 04/17/2013 | CN103045822A Automatic oil supplementing control device of oil groove |
| 04/17/2013 | CN102121467B Fluid power machine |
| 04/17/2013 | CN101963144B Cryopump and method of monitoring cryopump |
| 04/17/2013 | CN101910635B Capacity control system for variable capacity compressor |
| 04/17/2013 | CN101688529B Displacement control system of variable displacement compressor |
| 04/16/2013 | US8419384 Sliding vane pump |
| 04/16/2013 | CA2748468C Pump arrangement with two pump units, system, use and method |
| 04/11/2013 | WO2012154971A3 System and method to measure hydrocarbons produced from a well |
| 04/11/2013 | US20130089438 Vehicle brake hydraulic control apparatus |
| 04/11/2013 | US20130089436 Diagnostic system and method for a switchable water pump |
| 04/11/2013 | US20130089435 Method for operating at least one pump facility |
| 04/11/2013 | DE102012218133A1 Diagnosesystem und -verfahren für eine umschaltbare Wasserpumpe Diagnostic system and method for a switchable water pump |
| 04/11/2013 | DE102011084203A1 Verfahren zum Betrieb wenigstens einer Pumpeneinrichtung Method for operating at least one pump means |
| 04/10/2013 | CN202867164U Double-control pump for ingot furnace |
| 04/10/2013 | CN202867163U Automatic double-liquid grouting pump |
| 04/10/2013 | CN202867162U Metal bellows protector |
| 04/10/2013 | CN202867161U Frequency conversion interlock control system |
| 04/10/2013 | CN202867160U Controller for automatically starting and shutting water pump through utilization of separation of pipeline flow |
| 04/10/2013 | CN202867159U Intelligent refueling pump system used for transporting diesel |
| 04/10/2013 | CN202867158U Intelligent controller of oil feeding pump |
| 04/10/2013 | CN202867157U Frequency conversion control hydraulic pump |
| 04/10/2013 | CN202867156U Farmland irrigation and drainage controller capable of preventing water pump electromotor from being damaged due to water-free empty pumping |
| 04/10/2013 | CN202867155U Air pump inflation control circuit of airbag of brain health meter |
| 04/10/2013 | CN103038632A Pump for liquid chromatograph, and liquid chromatograph |
| 04/10/2013 | CN103038510A Device and method for controlling compressor, and refrigerator including same |
| 04/10/2013 | CN103038509A Fluid working machine and method of operating fluid working machine |
| 04/10/2013 | CN103038508A Fluid-working machine and method of operating a fluid-working machine |
| 04/10/2013 | CN103038507A Fluid-working machine valve timing |
| 04/10/2013 | CN103038506A Fluid working machine and method of operating fluid working machine |
| 04/10/2013 | CN103032393A Quasi-static loading hydraulic pump servo control device |
| 04/10/2013 | CN103032299A Dual-variable-frequency air compressor unit |
| 04/09/2013 | US8414273 Pulse pump |
| 04/09/2013 | US8413783 Power transmission device and vehicle having the same |
| 04/04/2013 | WO2013048793A1 Desalination system with energy recovery and related pumps, valves and controller |
| 04/04/2013 | WO2013047062A1 Liquid pressure unit |
| 04/04/2013 | WO2013045182A1 Activation unit and method for assembly of an activation unit |
| 04/04/2013 | WO2013044456A1 Concrete pump truck and pumping control system and method for concrete pump truck |
| 04/04/2013 | WO2013026115A4 System and method for controlling the stroke and operation at resonance frequency of a resonant linear motor |
| 04/04/2013 | WO2012003976A3 Dosing pump unit |
| 04/04/2013 | US20130084193 Motor housing thermal sensing |
| 04/04/2013 | US20130084192 Cooling fan control device and control method thereof |
| 04/04/2013 | DE102011115665A1 Valve-controlled hydraulic machine e.g. hydraulic pump has cylinder-piston units that are operated in optimal mode, and are disabled immediately after passing through dead center, and activated during majority of total stroke |
| 04/03/2013 | CN202853185U Water-mixing and pressure-regulating system of geothermal well group well linkage |
| 04/03/2013 | CN202851324U Ensemble speed adjusting device for motor-driven feed pump and booster pump |
| 04/03/2013 | CN202851323U Boiler feed pump |
| 04/03/2013 | CN202851322U Automatic control intelligent pumping and discharging device |
| 04/03/2013 | CN202851321U Well drilling slime pump overpressure automatic protective device |
| 04/03/2013 | CN202851320U Vibrating starting device of bottom valve of circulating water pump |
| 04/03/2013 | CN202851319U Float-type inductor switch |
| 04/03/2013 | CN202851312U Cigarette factory air compressor linkage system |
| 04/03/2013 | CN202851298U Oil-gas separation device with automatic alarm function |
| 04/03/2013 | CN202851296U Special compressor system for high-purity nitrogen |
| 04/03/2013 | CN202851282U Pneumatic infusion device |
| 04/03/2013 | CN103026064A Battery-powered dosing device |
| 04/03/2013 | CN103026063A Hydraulic dual axial piston machine |
| 04/03/2013 | CN103016327A Electric control valve |
| 04/03/2013 | CN103016326A Method and system for controlling variable output pump assembly, and engineering machinery |
| 04/03/2013 | CN103016325A Water supply pump control device |
| 04/03/2013 | CN103016324A System and method for position control of a mechanical piston in a pump |
| 04/03/2013 | CN103016323A Redundant start control switching system of water pump |
| 04/03/2013 | CN103016322A Water pump/fan energy-saving device |
| 04/03/2013 | CN103016321A System and method for managing and controlling water pump based on cloud computing |
| 04/03/2013 | CN103016295A High pressure sump oil pumping device |
| 04/03/2013 | CN103016293A Adjustable-flow injection pump |
| 04/03/2013 | CN103009958A Method for transitioning between vehicle climate control system modes |
| 04/03/2013 | CN101532486B Hydraulic pump, oil pumping unit, oil pumping module and oil pumping system |
| 04/03/2013 | CN101238646B Method for transmitting data between a pump unit and a control device, and an appropriately designed pump system |
| 04/02/2013 | US8408881 Rotary vacuum pump with a device for decoupling the driving motor |
| 04/02/2013 | US8408878 Flow control for fluid handling system |
| 04/02/2013 | CA2672410C Flow control |
| 03/28/2013 | WO2013042318A1 Air compressor |
| 03/28/2013 | WO2013042192A1 Circuit for controlling amount of discharge of construction machinery pump |
| 03/28/2013 | WO2013040853A1 Cloud computing-based system and method for management and control of water pump |
| 03/28/2013 | WO2013040780A1 Control system for variable displacement pump and hydraulic travelling equipment |