| 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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| 07/10/2013 | CN203051193U Rotating speed automatic regulating device of road cold recycling machine fan |
| 07/10/2013 | CN203051192U Fan control system of air fractionation workshop |
| 07/10/2013 | CN203051191U Coal mine fan controller with automatic control function |
| 07/10/2013 | CN203051190U Auxiliary device for measuring fan speed |
| 07/10/2013 | CN203051189U Energy-saving ventilation fan of bathroom |
| 07/10/2013 | CN203051188U Joint bearing adjusting door |
| 07/10/2013 | CN203051187U Electric fan circuit |
| 07/10/2013 | CN203051186U Local fan dual-power source remote automatic control device |
| 07/10/2013 | CN203051185U Portable fan with two fan blade sets |
| 07/10/2013 | CN203051184U Intelligent fan array device capable of being cascaded in multi-set mode |
| 07/10/2013 | CN203051182U Multidirection adjustable electric fan |
| 07/10/2013 | CN203051179U Ventilator |
| 07/10/2013 | CN203051175U High-efficiency direct-current stepless-speed-regulation outer-rotor centrifugal blower |
| 07/10/2013 | CN203051173U Automatic ventilating fan |
| 07/10/2013 | CN103201943A Inverter control device, electric compressor, and electric device |
| 07/10/2013 | CN103199776A Circuit for switching fixed rotating speed and adjustable rotating speed of outdoor direct-current motor of air-conditioner |
| 07/10/2013 | CN103199496A Motor speed regulating voltage Vsp cut-off circuit of air conditioning system of brushless motor |
| 07/10/2013 | CN103195733A Energy-saving electric fan with functions of intelligent gear shifting and automatic natural wind control |
| 07/10/2013 | CN103195732A Exhaust fan for smoking room |
| 07/10/2013 | CN103195731A Discontinuous running ventilator controller |
| 07/10/2013 | CN103195730A Compressor inlet rotatable guide vane temperature control method of gas turbine |
| 07/10/2013 | CN103195729A Adjusting method of adjusting valve mechanism |
| 07/10/2013 | CN103195728A Large-scale fan on-line monitoring and diagnosing system |
| 07/10/2013 | CN103195727A Device for on-line monitoring and evaluating state of air blower |
| 07/10/2013 | CN103195351A Automatic window device |
| 07/10/2013 | CN102129278B Cooling controlling apparatus, electronic apparatus, and cooling controlling method |
| 07/04/2013 | US20130170952 Method and apparatus for composition based compressor control and performance monitoring |
| 07/04/2013 | DE10252942B4 Blasgerät Blower |
| 07/03/2013 | CN203035584U Singlechip-control-based axial flow fan self-starting device |
| 07/03/2013 | CN203035583U Device for fan air flow direction visuality checking |
| 07/03/2013 | CN203035582U Speed regulation control circuit of AC (alternating current) centrifugal fan of paper feeding machine |
| 07/03/2013 | CN203035581U Speed regulation device on input shaft of bearing box |
| 07/03/2013 | CN203035576U Adjustable ceiling fan |
| 07/03/2013 | CN203035575U 温控太阳能风扇 Temperature Solar Fan |
| 07/03/2013 | CN103186207A Radiation system and control method applied to same |
| 07/03/2013 | CN103185019A Testing device and testing method for fan |
| 07/03/2013 | CN103185018A Blade-free fan |
| 07/03/2013 | CN103185017A Fan rotating speed detection device |
| 07/03/2013 | CN103185016A Method and device for adjusting rotating speed of inner fan of air conditioner |
| 07/03/2013 | CN103185015A Fan abnormity alarm system and method |
| 07/03/2013 | CN103185014A Fan with adjustable ventilation door |
| 07/03/2013 | CN101956724B Fan drive device and fan system |
| 06/27/2013 | WO2013005129A3 Antisurge protection method for centrifugal compressors |
| 06/26/2013 | EP2607711A2 Test arrangement for a centrifugal compressor stage |
| 06/26/2013 | EP2606089A2 Mix for outer tyre portions of improved appearance |
| 06/26/2013 | CN203023602U Adjusting door with an electric actuator bracket |
| 06/26/2013 | CN203023106U Multistage pump axial clearance adjusting structure |
| 06/26/2013 | CN203023095U Driving protection circuit and device used for low-voltage direct-current fan of refrigerator |
| 06/26/2013 | CN203023094U Fan temperature-control speed-regulation circuit |
| 06/26/2013 | CN203023093U Governing valve turn plate |
| 06/26/2013 | CN203023092U Hydraulic device for adjusting guide vane through inlet |
| 06/26/2013 | CN203023091U Device for on-line monitoring of temperatures of bearings of fan of air conditioner |
| 06/26/2013 | CN203023090U Front guide device of centrifugal ventilator |
| 06/26/2013 | CN203023089U Automatic adjustment fan control device for car |
| 06/26/2013 | CN203023088U Maleic anhydride-fan sharing system |
| 06/26/2013 | CN203023085U Energy-saving fan case |
| 06/26/2013 | CN203023084U Novel electric fan |
| 06/26/2013 | CN203023082U Multifunctional exhaust fan |
| 06/26/2013 | CN103174666A Server fan control system |
| 06/26/2013 | CN103174665A Light steel frame energy-saving circulating fan control structure |
| 06/26/2013 | CN103169165A Coat with collar provided with zipper |
| 06/26/2013 | CN102444606B Fan frequency conversion control system and method for air pressure dynamic balance of mine stope |
| 06/20/2013 | WO2013087740A2 System and method for producing a liquefied hydrocarbon stream and method of operating a compressor |
| 06/20/2013 | WO2013045052A3 Electric turbocharger for supplying air to a fuel cell |
| 06/20/2013 | WO2013020689A8 Rotation-speed-controlled fan with control of the power consumption of the electric motor |
| 06/20/2013 | US20130156582 Rotation control device of multi-rotor ceiling fan |
| 06/20/2013 | US20130156576 Method and Apparatus for Monitoring Electromechanical Device Performance and Reliability |
| 06/19/2013 | EP2604960A1 Method of operating a compressor and system and method for producing a liquefied hydrocarbon stream |
| 06/19/2013 | CN203013588U Turn button of electric fan |
| 06/19/2013 | CN203009396U Double-inlet air fan with wing-type impeller |
| 06/19/2013 | CN203009393U Handheld fan |
| 06/19/2013 | CN203009352U Timing switch of ceiling fan |
| 06/19/2013 | CN203009351U Intelligent exhaust fan control system |
| 06/19/2013 | CN203009350U Control device suitable for controlling rotary speed of titanium draught fan |
| 06/19/2013 | CN203009349U Control device suitable for controlling rotary speed of titanium draught fan |
| 06/19/2013 | CN203009348U Fan speed control system based on thermistor design |
| 06/19/2013 | CN203009347U Fan speed control system based on PWM (Pulse Width Modulation) |
| 06/19/2013 | CN203009346U Fan speed control system based on linear regulation |
| 06/19/2013 | CN203009345U Fan speed control system based on switching mode |
| 06/19/2013 | CN203009344U Fan speed control system provided with rotating speed signal output |
| 06/19/2013 | CN203009343U Fan speed control system based on SCM (Single Chip Microcomputer) design |
| 06/19/2013 | CN203009342U Body-sensing energy-saving exhausting device |
| 06/19/2013 | CN203009341U Main fan on-line monitoring system |
| 06/19/2013 | CN203009330U Fan core easily applied to different types of outer shells |
| 06/19/2013 | CN203009325U Intelligent electric fan |
| 06/19/2013 | CN203009322U Wireless power desk fan |
| 06/19/2013 | CN203008427U Bus stop platform with fans |
| 06/19/2013 | CN103164001A Electronic device and control method thereof |
| 06/19/2013 | CN103163983A Server cabinet |
| 06/19/2013 | CN103161748A Centrifugal fan square adjusting door device |
| 06/19/2013 | CN103161747A Fan control system and fan control method |
| 06/19/2013 | CN103161746A Server system and fan fault detection method |
| 06/19/2013 | CN103161741A Circulating fan and air ducting thereof |
| 06/19/2013 | CN103158485A Automobile air conditioning system and control method thereof |
| 06/19/2013 | CN101975183B Air valve controller of subway |
| 06/13/2013 | WO2013083000A1 Method of dynamic balance for magnetic levitation molecular pump (5) |
| 06/13/2013 | WO2013082999A1 Method of dynamic balance for magnetic levitation molecular pump (4) |
| 06/13/2013 | WO2013082998A1 Method and system for synchronously suppressing subcritical vibration of magnetic suspension molecular pump rotor |
| 06/13/2013 | WO2013082934A1 Air conditioner and running control method and device for indoor fan thereof |
| 06/13/2013 | US20130149098 Fan blade tip clearance control via z-bands |