| Patents for F04D 27 - Control, e.g. regulation, of pumps, pumping nstallations or pumping systems specially adapted for elastic fluids (9,590) |
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| 08/17/2011 | CN201934347U 一种摇头频幅可调电风扇 One kind of shook his head frequency amplitude adjustable fan |
| 08/17/2011 | CN201934344U 电风扇摆动调节装置 Fan swing adjustment device |
| 08/17/2011 | CN201934343U 智能控制电风扇 Intelligent control fans |
| 08/17/2011 | CN201934336U 带冷却装置的智能风扇 Smart Fan with cooling device |
| 08/17/2011 | CN201934330U 一种可调速的床头风扇 One kind headboard adjustable speed fan |
| 08/17/2011 | CN102155425A Method for detecting state of high-speed high-vacuum turbomolecular pump |
| 08/17/2011 | CN102155424A PWM (Pulse Wavelength Modulation) speed regulating module for cooling fan of automobile engine |
| 08/17/2011 | CN102155420A Electric fan |
| 08/16/2011 | US7999502 Pumping system |
| 08/11/2011 | WO2008144250A3 Pump with automatic deactivation mechanism |
| 08/11/2011 | DE10349528B4 Gebläse-Kupplungsvorrichtung mit externer Steuerung Fan-coupling device with external control |
| 08/11/2011 | DE102010007247A1 Hydraulic fan drive for cooling device of pressure medium in cooling system of internal combustion engine, has hydro pump and hydro motor that supplies pressure medium by hydro pump over pressure line |
| 08/10/2011 | EP2354559A1 Compressor control method and system |
| 08/10/2011 | EP2352922A1 Diffuser having blades with apertures |
| 08/10/2011 | EP2247858B1 Compressor unit |
| 08/10/2011 | CN201925240U 加保温层的调节门 Adjust the door plus insulation |
| 08/10/2011 | CN201925239U 风机测速散热轮 Wheel speed cooling fan |
| 08/10/2011 | CN201925208U 矿用主风机自动控制装置 Mine main fan automatic control device |
| 08/10/2011 | CN201925207U 电风扇温控装置 Fan temperature control device |
| 08/10/2011 | CN201924120U 细纱吹吸风机间隙运行停机装置 Spinning suction fan blowing gap running shutdown device |
| 08/10/2011 | CN102146931A Method for controlling fan |
| 08/10/2011 | CN101660539B Method and device for controlling rotating speed of fan |
| 08/10/2011 | CN101639077B Fan control system and method thereof |
| 08/10/2011 | CN101495760B Method for determining a statement of a state of a turbomolecular pump and a turbomolecular pump |
| 08/10/2011 | CN101408186B Fan control device and method as well as multiple-fan control device and method |
| 08/10/2011 | CN101341322B Control apparatus and control method for internal combustion engine having centrifugal compressor |
| 08/04/2011 | WO2011094414A2 Advanced topologies for offshore power systems |
| 08/04/2011 | WO2011092674A1 High-vacuum pump |
| 08/04/2011 | WO2011092157A1 Compressor control method and system |
| 08/04/2011 | WO2011071589A3 A method for controlling a pump and motor system |
| 08/04/2011 | US20110188991 Liquid control jet during part load operation in a hydraulic turbine |
| 08/04/2011 | US20110188990 Benkatina hydroelectric turbine: alterations of in-pipe turbines |
| 08/04/2011 | US20110187118 Generation and Use of High Pressure Air |
| 08/04/2011 | DE102010036862A1 Motorregelung für den Lüftermotor einer Werkzeugmaschine Motor control for the fan motor of a machine tool |
| 08/03/2011 | EP2351505A1 Vacuum cleaner |
| 08/03/2011 | EP2350458A1 Method for operating a multistage compressor |
| 08/03/2011 | EP2033057B1 Device and method for performing a functional test on a control element of a turbo engine |
| 08/03/2011 | CN201916232U 链条燃煤锅炉风机专用变频器 Chain fired boilers dedicated fan drive |
| 08/03/2011 | CN201916231U 无刷直流马达风扇控制电路 Brushless DC motor fan control circuit |
| 08/03/2011 | CN201916230U 智能换气扇 Intelligent Ventilator |
| 08/03/2011 | CN201916229U 一种电风扇用调节旋钮 One kind of fans with adjustment knob |
| 08/03/2011 | CN201916228U 无位置传感器的无刷风机控制器 Brushless fan controller without position sensors |
| 08/03/2011 | CN201916219U 浴室排风机 Bathroom exhaust fan |
| 08/03/2011 | CN201911317U 带有太阳能风扇的裤子 Pants with solar fan |
| 08/03/2011 | CN102141049A Collecting and diffusion regulating mechanism of electric fan |
| 08/03/2011 | CN102141046A Fan capable of discharging air up and down |
| 07/28/2011 | US20110180026 Fluid cooling system of a combustion engine charged by a turbocharger and method for cooling a turbine housing of a turbocharger |
| 07/28/2011 | DE102010001203A1 Control arrangement for reduction of offset between real value and reference value of cooling water temperature in cooling water cycle of e.g. thermostat in motor car, has controller comprising combination of derivative and I-elements |
| 07/27/2011 | CN201909331U Boiler fan system |
| 07/27/2011 | CN201908860U Direct-current circuit capable of regulating fan speed and detecting fault |
| 07/27/2011 | CN201908859U Delay control circuit of fan |
| 07/27/2011 | CN201905263U Clothing with solar energy fan |
| 07/27/2011 | CN102135108A Control device for fan |
| 07/27/2011 | CN102135107A Temperature control device for intelligent fan |
| 07/27/2011 | CN102135106A Clean fan energy saving system |
| 07/27/2011 | CN101509499B Method and system for preventing fan from surging |
| 07/27/2011 | CN101476567B Apparatus and method for fan auto-detection |
| 07/27/2011 | CN101290524B Fan circuit |
| 07/26/2011 | US7984787 Fluid-carrying conduit and method with noise attenuation |
| 07/26/2011 | US7984612 Exhaust-gas turbocharger for an internal combustion engine |
| 07/21/2011 | US20110176907 Multi-piece turbocharger bearing |
| 07/20/2011 | EP2344770A1 Blow-off system for multi-stage turbo compressor |
| 07/20/2011 | CN201902378U Fan assembly |
| 07/20/2011 | CN201902357U Ventilation monitoring box of microcomputer type transformer |
| 07/20/2011 | CN201902356U Outer rotor embedded type automatic control constant-speed brushless direct current centrifugal fan |
| 07/20/2011 | CN201902355U Outer rotor embedded autocontrol constant-speed DC brushless axial-flow fan |
| 07/20/2011 | CN201902354U Improved soundproof hood fan temperature control device |
| 07/20/2011 | CN201902353U Controller for cooling fan |
| 07/20/2011 | CN201902350U Temperature-control automatic electric fan |
| 07/20/2011 | CN201902347U Axial flow ventilator for automotive test |
| 07/20/2011 | CN1938520B Method for detecting operation errors of a pump aggregate |
| 07/20/2011 | CN102129278A Cooling controlling apparatus, electronic apparatus, and cooling controlling method |
| 07/20/2011 | CN102129222A Method for adjusting control parameters of fan on line for server |
| 07/20/2011 | CN102128175A Method for starting fan |
| 07/20/2011 | CN101509498B Method for optimizing operating parameter of frequency control drive system of direct air cooling blower fan |
| 07/20/2011 | CN101463828B Main fan monitoring apparatus for coal mine fan |
| 07/14/2011 | WO2011082942A2 Turbo compressor |
| 07/13/2011 | EP2342463A1 Turbomolecular pump with a flexible mount |
| 07/13/2011 | EP1540187B1 Stability control system and method for centrifugal compressors operating in parallel |
| 07/13/2011 | CN201897166U LED streetlamp with radiating system device |
| 07/13/2011 | CN201896768U Temperature-controlled fan speed regulating device |
| 07/13/2011 | CN201896767U Transmitting/receiving circuit based on 2.4 G wireless remote control fan |
| 07/13/2011 | CN201894838U Game induction electric fan |
| 07/13/2011 | CN102124230A Improvements in compressors control |
| 07/06/2011 | CN201891634U Energy-saving control device of dust removal fan of coke oven |
| 07/06/2011 | CN201891633U Fan |
| 07/06/2011 | CN201891624U Controllable illuminating safety fan having storage media |
| 07/06/2011 | CN1584341B 鼓风机 Blowers |
| 07/06/2011 | CN102119276A Vacuum pumping systems |
| 07/06/2011 | CN102116305A Control system for preventing resonance fracture of blades of variable frequency operation fan and control method thereof |
| 07/06/2011 | CN102116304A Fan system and brake circuit thereof |
| 07/06/2011 | CN102116302A Four-direction fan with warm wind function |
| 07/06/2011 | CN101175393B Cooling device and method for acoustics equipment |
| 06/30/2011 | WO2011078680A1 Turbo-machine thrust balancer |
| 06/30/2011 | WO2011076668A2 Dynamic thrust balancing for centrifugal compressors |
| 06/30/2011 | US20110158806 Wind Turbines and Other Rotating Structures with Instrumented Load-Sensor Bolts or Instrumented Load-Sensor Blades |
| 06/30/2011 | US20110158788 A sectional blade |
| 06/30/2011 | US20110154801 Gas turbine engine containment device |
| 06/30/2011 | CA2785334A1 Dynamic thrust balancing for centrifugal compressors |
| 06/29/2011 | EP2339143A2 Bleed assembly for a gas turbine engine, corresponding diffuser screen and gas turbine engine |