| 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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| 06/27/2012 | EP2469090A2 Compressor and operation method of compressor |
| 06/27/2012 | EP2469089A1 Electronic control method and system for a piezo-electric pump |
| 06/27/2012 | CN202284532U 沉降室串联两并联胶囊室二级密封三腔潜油电泵保护器 Settling chamber series two parallel three-chamber capsule sealed chamber two submersible pump protection |
| 06/27/2012 | CN202284531U 基于云计算的水泵管理控制系统 Pump management control system based on cloud computing |
| 06/27/2012 | CN102522928A Motor starter, starting method of motor and compressor |
| 06/27/2012 | CN102518579A Method for controlling frequency of compressor of inverter air conditioner |
| 06/27/2012 | CN102518573A Adjustable quantitative injection pump |
| 06/27/2012 | CN101915232B Method for controlling wine cabinet compressor |
| 06/27/2012 | CN101815865B Axial piston machine in a swash-plate construction with an actuating device |
| 06/27/2012 | CN101749223B Method for controlling temperature of lubricating oil of compressor with low pressure chamber |
| 06/27/2012 | CN101050763B Diaphragm pump of constant pressure type |
| 06/26/2012 | US8206132 Slide valve actuation for overpressure safety |
| 06/26/2012 | US8206131 Fuel pump |
| 06/26/2012 | US8206128 Refrigeration cycle system |
| 06/26/2012 | US8206125 Operating method for fluid working machine |
| 06/26/2012 | US8206124 Oil-gas vapor collection, storage, and recovery system using a variable volume gas bag connected with a control switch |
| 06/26/2012 | CA2721550C Integrated pumping system for use in pumping a variety of fluids |
| 06/21/2012 | WO2012080611A1 Thermodynamic system provided with a plurality of compressors |
| 06/21/2012 | WO2012080334A1 Pump unit for feeding fuel, preferably diesel fuel, from a storage tank to an internal combustion engine |
| 06/21/2012 | WO2012079270A1 High-efficiency return-flow type gas compressor |
| 06/21/2012 | US20120156066 Concentric multi-stage centrifugal pump with start stage |
| 06/21/2012 | US20120156061 Flow Sensing Dual Pump Switching System and Method |
| 06/21/2012 | US20120156058 Voltage compensating piston fuel pump and fuel delivery system therewith |
| 06/21/2012 | US20120156057 Fuel supply apparatus |
| 06/21/2012 | US20120156056 Pump units |
| 06/21/2012 | US20120156005 Buffer air for a labyrinth seal |
| 06/21/2012 | CA2821913A1 Pulsation dampening system for a reciprocating pump |
| 06/20/2012 | EP2466137A1 Suction valve with removal gripper |
| 06/20/2012 | EP2464867A1 Drive device for oscillating positive-displacement machines |
| 06/20/2012 | CN202280607U 一个独立胶囊室一级密封潜油电泵保护器 A separate room a sealed capsule submersible pump protection |
| 06/20/2012 | CN202280606U 沉降室串联胶囊室二级密封的二腔结构潜油电泵保护器 Settling chamber series sealed capsule room two two-cavity structure submersible pump protection |
| 06/20/2012 | CN202280605U 沉降室串联沉降室串联胶囊室三级密封潜油电泵保护器 Settling chamber series settling chamber capsule room three series submersible pump seal protector |
| 06/20/2012 | CN202280604U 胶囊室串联沉降室串联胶囊室三级密封潜油电泵保护器 Capsule Room series settling chamber capsule room three series submersible pump seal protector |
| 06/20/2012 | CN202280603U 沉降室串联胶囊室串联胶囊室三级密封的潜油电泵保护器 Settling chamber series capsule room capsule room three series submersible pump seal protector |
| 06/20/2012 | CN202280601U 一种电致动人工肌肉作动器驱动的小流量泵 An electrically actuated artificial muscle actuator driven low flow pump |
| 06/20/2012 | CN102510949A Pump for a high-pressure cleaning device |
| 06/20/2012 | CN102506021A Control device and method for air-conditioning compressor of low-displacement automobile |
| 06/20/2012 | CN102506020A Method for selecting electric control handles and designing parameters |
| 06/20/2012 | CN102505851A Concrete pump vehicle and pumping control system and method for concrete pump vehicle |
| 06/19/2012 | US8202065 High pressure fuel pump |
| 06/19/2012 | US8202064 Inlet throttle controlled liquid pump with cavitation damage avoidance feature |
| 06/19/2012 | US8202061 Control system and method for pump output pressure control |
| 06/19/2012 | US8202060 Compressor having a high pressure slide valve assembly |
| 06/19/2012 | US8202058 Variable displacement piston machine with a sensor |
| 06/19/2012 | US8202057 Oil-free scroll compressor |
| 06/14/2012 | WO2012077363A1 Detection device for detecting wasted power consumption in fluid supply system, detection system, control program, and recording medium |
| 06/14/2012 | WO2012077282A1 Air compressor apparatus |
| 06/14/2012 | WO2012034010A3 Reciprocating fluid pumps including magnets, devices including magnets for use with reciprocating fluid pumps, and related methods |
| 06/14/2012 | WO2012023987A3 Method for synchronizing linear pump system |
| 06/14/2012 | US20120148423 Lubricant pump system |
| 06/14/2012 | US20120148420 Control method of assist pump for automatic transmission of vehicle provided with isg system |
| 06/14/2012 | US20120148419 Pump Control and Method |
| 06/14/2012 | US20120148418 Switching assembly for a hydraulic pump jack |
| 06/14/2012 | US20120148417 Active compensation for mud telemetry modulator and turbine |
| 06/14/2012 | US20120148416 Paddlewheel apparatus |
| 06/14/2012 | US20120148415 Pump rotor |
| 06/14/2012 | DE112009004713T5 Ein eine Vorwärtskopplungs-Steuerung verwendendesHydrauliksteuerungssystem A feedforward control verwendendesHydrauliksteuerungssystem |
| 06/13/2012 | EP1994457B1 Method and apparatus for improved operation of an abatement system |
| 06/13/2012 | CN202273840U 压力控制器 Pressure Controller |
| 06/13/2012 | CN202273839U 一种带远程监控的智能油气混输系统 Intelligent remote monitoring of oil and gas with a mixed transportation system |
| 06/13/2012 | CN202273838U 一种家用真空机 One kind of household vacuum machine |
| 06/13/2012 | CN202273837U 一种空压机的辅助控制装置 Auxiliary control apparatus for an air compressor |
| 06/13/2012 | CN102498352A Demand flow pumping |
| 06/13/2012 | CN102498294A Energy saving system and method for devices with rotating or reciprocating masses |
| 06/13/2012 | CN102494331A Energy-saving pump for recycling steam and condensed water |
| 06/13/2012 | CN102493953A Energy-saving control system, truck crane and energy-saving control method |
| 06/13/2012 | CN102493952A Automatic pump-locking alarm device for epidemic monitoring of water supply of pumping station |
| 06/13/2012 | CN102493951A Intelligent controlling and monitoring system for water pump |
| 06/13/2012 | CN102493950A Pressure control system and method for no-load starting of emulsion pump |
| 06/13/2012 | CN102493949A Fire vehicle water pump control system |
| 06/13/2012 | CN102493948A Automatic energy-saving flow and pressure double-controlled switch for controlling pipeline pump to start and stop |
| 06/13/2012 | CN102493947A Automatic switch capable of controlling opening/closing of pipeline pump according to pressure and flow of fluid |
| 06/13/2012 | CN102493946A Device and method for adjusting pressure of hose of hose pump |
| 06/13/2012 | CN102493945A Fixed and variable compressor system capacity control |
| 06/13/2012 | CN101694211B Port plate for plunger pump |
| 06/12/2012 | US8197224 Method of operating a fluid working machine |
| 06/12/2012 | US8197223 Method of operating a fluid working machine |
| 06/12/2012 | US8197221 Pressure differential motor control system and method |
| 06/12/2012 | US8197220 Driving control apparatus and method for linear compressor |
| 06/12/2012 | US8197219 Estimation and control of a resonant plant prone to stick-slip behavior |
| 06/12/2012 | US8196398 Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange |
| 06/07/2012 | WO2012075441A1 Regenerative hydraulic pump |
| 06/07/2012 | WO2012074099A1 Evacuation apparatus control method and evacuation apparatus control apparatus |
| 06/07/2012 | WO2011090482A3 Compressor system including a flow and temperature control device |
| 06/07/2012 | US20120141303 Fluid control system |
| 06/07/2012 | US20120141301 Method and apparatus for predicting maintenance needs of a pump based at least partly on pump performance analysis |
| 06/07/2012 | US20120141300 Linear motor, a linear compressor, a method of controlling a linear compressor, a cooling system, and a linear compressor controlling a system |
| 06/07/2012 | US20120141298 Oil sand slurry transportation system and method for variable slurry flow rates |
| 06/07/2012 | US20120138272 Pumping System Resistant to Cavitation |
| 06/07/2012 | US20120137991 Electric water pump control system and method thereof |
| 06/06/2012 | EP2460677A1 Air conditioning device for vehicle |
| 06/06/2012 | EP2460676A1 Refrigeration cycle |
| 06/06/2012 | EP2460455A1 Actuator system and endoscopic device |
| 06/06/2012 | DE112011100048T5 Arbeitsfahrzeug und Steuerverfahren für ein Arbeitsfahrzeug Work vehicle and control method for a working vehicle |
| 06/06/2012 | DE102010053437A1 Verfahren zur Steuerung einer Förderpumpe A method for controlling a feed pump |
| 06/06/2012 | DE10144895B4 Kraftstoffversorgungsvorrichtung mit variabler Abgabe Fuel supply apparatus with variable output |
| 06/06/2012 | CN202266400U 柱塞泵欠油报警装置 Piston owed oil alarm device |
| 06/06/2012 | CN202266399U 一种自动抽水水泵 An automatic pumping pumps |
| 06/06/2012 | CN202266398U 高压氨水泵变频调节装置 High-pressure ammonia pump frequency adjustment device |
| 06/06/2012 | CN202266397U 相变驱动流体的输液泵 Phase-change driving fluid infusion pump |