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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05/22/2013 | CN202946414U Through-wall venting fan |
05/22/2013 | CN202946411U Intelligent temperature sensing electric fan system |
05/22/2013 | CN103115564A Water inflowing detection sensor, water inflowing protection device and communication device and method |
05/22/2013 | CN103115016A Double-effect extraction pot cooling fan energy-saving device and temperature control method |
05/22/2013 | CN103115015A Fan control system and method for obtaining main board temperature parameter |
05/22/2013 | CN103115014A Fan control system and fan control method |
05/22/2013 | CN103115007A Temperature control fan |
05/22/2013 | CN102170766B Electronic device and method for controlling power supply of electronic device |
05/16/2013 | US20130121809 Refrigerant compressor |
05/16/2013 | US20130121807 Axial compressor for fluid-flow machines |
05/15/2013 | EP2591212A1 Method and device for detecting a rotational separation adversely affecting a turbine engine compressor |
05/15/2013 | CN202938619U Anti-siphon control device of vacuum drying oven for producing medicines |
05/15/2013 | CN202937485U Ceiling fan monitoring device |
05/15/2013 | CN202937484U Exhaust fan controller |
05/15/2013 | CN202937483U Temperature control draught fan of closed type switch cabinet |
05/15/2013 | CN202937479U Outdoor automatic air supply system |
05/15/2013 | CN202937471U Strong convection fan for air of floor |
05/15/2013 | CN202937470U Automatic induction type fog discharging fan |
05/15/2013 | CN103104532A Mining intelligent ventilator controller |
05/15/2013 | CN103104531A Method and device for detecting draught fan insufficient output fault |
05/15/2013 | CN103104530A Control device and working method suitable for controlling rotate speed of titanium fan |
05/15/2013 | CN103104529A Device and method of bus control of molecular pump |
05/15/2013 | CN103104528A Thermosensitive control variable pitch fan |
05/15/2013 | CN103104516A Negative-pressure fan |
05/15/2013 | CN102111066B Energy-saving electronic device as well as power control system of cooling fan and control method |
05/15/2013 | CN101769262B Apparatus, system, and method for improved fan control in a power supply |
05/15/2013 | CN101668953B Fan control system |
05/10/2013 | WO2012163715A3 System for gathering gas from a gas field comprising a high efficient high pressure compressor |
05/08/2013 | CN202930966U Three-phase grid connection inverter |
05/08/2013 | CN202926696U 90-degree pitch angle structure of fan |
05/08/2013 | CN202926691U Automatic control electric fan |
05/08/2013 | CN202926690U Radiator fan controller |
05/08/2013 | CN202926689U Intelligent type blower |
05/08/2013 | CN202926688U Intelligent brushless heat radiator fan |
05/08/2013 | CN202926687U Novel fan |
05/08/2013 | CN202926686U Drive circuit and fan |
05/08/2013 | CN202926685U Calibration equipment frame for fan main shaft |
05/08/2013 | CN202926684U Semi-automatic temperature control electric fan |
05/08/2013 | CN202926683U Power supply temperature sampling and fan controlling circuit and power supply device |
05/08/2013 | CN202926679U Inductive electric fan |
05/08/2013 | CN202926676U Miniature fan |
05/08/2013 | CN202926675U Ceiling fan with adjustable height |
05/08/2013 | CN202926674U Fan |
05/08/2013 | CN103097737A Method for controlling a compressor |
05/08/2013 | CN103092066A Clock synchronization device and method used for fan control system |
05/08/2013 | CN103089688A Novel air-conditioning ceiling fan and cooling method utilizing same |
05/08/2013 | CN103089684A Control device and control method for medical vacuum negative air machine facility |
05/08/2013 | CN103089683A Stepless speed regulation system of automobile air condition air blower |
05/08/2013 | CN103089682A Controller for intermittent operation of exhaust fan |
05/08/2013 | CN103089681A Hydraulic device capable of controlling fan viscosity speed regulation |
05/08/2013 | CN103089680A Civil aircraft auxiliary power unit (APU) cooling fan tester |
05/08/2013 | CN103089679A High power exhaust fan time-base circuit interval controlling device |
05/08/2013 | CN103089678A Automatic adjusting axial flow fan |
05/08/2013 | CN103089673A Intelligent electric fan |
05/08/2013 | CN103089669A Titanium fan and working method thereof |
05/08/2013 | CN103089668A Integrated-type turbo molecular pump |
05/08/2013 | CN102116305B Control system for preventing resonance fracture of blades of variable frequency operation fan and control method thereof |
05/08/2013 | CN102080878B Draught fan control method and device of gas equipment |
05/08/2013 | CN101469722B Wind volume adjusting apparatus of volute-free fan chamber of air conditioner |
05/02/2013 | WO2013009646A3 Vortex generators |
05/02/2013 | US20130108442 Variable-geometry fan and method for control thereof |
05/01/2013 | CN202914351U Electric fan control system |
05/01/2013 | CN202914350U Draught fan device facilitating adjustment of degree of tightness of belt |
05/01/2013 | CN202914349U Outer rotor axis flow fan online comprehensive test cabinet |
05/01/2013 | CN202914348U Ceiling fan energy efficiency test system based on automatic control |
05/01/2013 | CN202914347U 汽车风扇装置 Car fan unit |
05/01/2013 | CN202914344U Intelligent motor-driven air charging device |
05/01/2013 | CN202914342U Safe plastic fan for car |
05/01/2013 | CN202914339U Direct current electric fan with human body inductor |
05/01/2013 | CN202914120U 隧道通风装置 Tunnel ventilation |
05/01/2013 | CN103080560A Method for operating gas compressor, and gas turbine provided with gas compressor |
05/01/2013 | CN103079384A Wind power generation self-starting silicon stack cooling system |
05/01/2013 | CN103075360A Control method and device for frame fan |
05/01/2013 | CN103075359A Intelligent heat radiation fan drive circuit |
05/01/2013 | CN103075358A Intermittent operation controller for electric fan |
05/01/2013 | CN103075357A Automatic stop controller and air pump using same |
05/01/2013 | CN102337923B Control device of concentration and pressure of gas |
04/25/2013 | WO2013059764A1 Direct drive fan system with variable process control |
04/25/2013 | WO2013058071A1 Ventilator device |
04/25/2013 | WO2010066662A3 Method of operating a compressor and an apparatus therefor |
04/25/2013 | US20130101390 Method for controlling a compressor element of a screw compressor |
04/25/2013 | US20130098089 Device and method for controlling compressor, and refrigerator including same |
04/25/2013 | CA2851821A1 Direct drive fan system with variable process control |
04/24/2013 | EP2582984A1 A turbomachine |
04/24/2013 | CN202900725U Oil-free SF6 gas recovery compressor |
04/24/2013 | CN202900724U Draught fan regulation system |
04/24/2013 | CN202900723U Intermediate frequency furnace dust exhausting fan |
04/24/2013 | CN202900722U Exhaust fan with displayer |
04/24/2013 | CN202900721U Intelligent control circuit of air fan |
04/24/2013 | CN202900708U Fitness center fan system based on air movement |
04/24/2013 | CN202900703U Electric fan |
04/24/2013 | CN103062091A Method for intelligently regulating and controlling fan |
04/24/2013 | CN103062090A Control method and device for generator circuit-breaker cooling fan |
04/24/2013 | CN103062089A Method for operating and controlling fan |
04/24/2013 | CN103062088A Control circuit for an electric fan |
04/24/2013 | CN103062087A Fan speed regulation drive circuit |
04/24/2013 | CN103062086A Cooling system and control method thereof |
04/24/2013 | CN102094854B Swing safe energy-saving electric fan |
04/24/2013 | CN102032787B Method and system for adjusting double large flues of sintering machine |
04/24/2013 | CN101685332B Cooling apparatus, electronic apparatus, and blower apparatus |