| 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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| 04/06/2006 | DE10131402B4 Extern gesteuerte Lüfterkupplungsvorrichtung Externally controlled fan clutch device |
| 04/05/2006 | EP1643136A1 Method for circulating air in a turbocompressor |
| 04/05/2006 | EP1425517B1 Device and method used to automatically compensate for synchronous disturbances |
| 04/05/2006 | CN2770066Y Double-function rotary switch and electric fan |
| 04/05/2006 | CN2769566Y Air pump pressure controller |
| 04/05/2006 | CN1249352C Conveyance amount regulator for rotary compressor |
| 03/30/2006 | US20060067810 Flow compensation for turbine control valve test |
| 03/30/2006 | US20060065322 Air pump assembly for inflating and deflating an inflatable article |
| 03/30/2006 | DE102004044185A1 Verfahren und Vorrichtung zum Ermitteln eines Fehlerzustandes eines rotierenden Verdichters Method and apparatus for determining an error state of a rotating compressor |
| 03/30/2006 | DE10140094B4 Kühlgebläse, insbesondere für Kraftfahrzeuge Cooling fan, in particular for motor vehicles |
| 03/29/2006 | EP1639245A1 Internal combustion engine comprising a compressor in the suction part and method therefor |
| 03/29/2006 | CN2767760Y Controllable multi-stage angle regulator |
| 03/29/2006 | CN2767718Y Multifunctional wheel speed regulator |
| 03/29/2006 | CN1752523A Burner |
| 03/29/2006 | CN1247901C Multi-compressor control method and compressor system |
| 03/23/2006 | WO2006029816A1 Method and device for determining an error state in a rotating compressor |
| 03/23/2006 | US20060062678 Fan rpm control method |
| 03/23/2006 | US20060059920 Method of balancing the supply of bleed air from a plurality of engines |
| 03/23/2006 | DE10339066B4 Wärmepumpen-Vorrichtung Heat pump device |
| 03/22/2006 | CN2766072Y Inflatable and deflatable inflator joint |
| 03/22/2006 | CN1750612A Image display device and its control method with wind information receiving function |
| 03/22/2006 | CN1749573A Differential thrust balance device for rotary fluid machinery |
| 03/21/2006 | US7015609 Machine with a high-speed rotor |
| 03/16/2006 | WO2006027938A1 Fluid pump |
| 03/16/2006 | US20060054713 Method for controlling fan speed |
| 03/16/2006 | DE10334760B4 Kühlungssystem für Elektromotor und Kühlungssteuerungsverfahren Cooling system for electric motor and cooling control method |
| 03/15/2006 | EP1635066A2 Gas supply apparatus and associated method of operation for a gas turbine |
| 03/15/2006 | EP1633682A1 Combination of compressor and permanent magnet motor for sewage aeration |
| 03/15/2006 | CN2765237Y Radiating fan delay apparatus independent of power supplier |
| 03/14/2006 | US7011503 Fan blade for allowing airflow with fan in failure condition |
| 03/14/2006 | US7011490 Compressor in a multi-stage axial form of construction |
| 03/09/2006 | WO2006024273A1 Rotor for a power plant |
| 03/09/2006 | WO2004094925A3 Methods for detecting surge in centrifugal compressors |
| 03/09/2006 | US20060051197 Turbine case cooling |
| 03/09/2006 | DE10201445B4 Wärmeableitsystem Heat conduction |
| 03/08/2006 | EP1632678A1 Orthogonal swirl generator |
| 03/08/2006 | EP1632662A2 Turbomachine with bleeding |
| 03/08/2006 | CN1745253A Variable geometry diffuser mechanism |
| 03/07/2006 | US7008184 Control for cooling fan |
| 03/02/2006 | US20060045728 Variable camber and stagger airfoil and method |
| 03/02/2006 | US20060042588 Swirl generator for a radial compressor |
| 03/01/2006 | CN2761882Y Aeration machine |
| 02/23/2006 | DE202005016636U1 Voltage supply with alternating current to direct current conversion for cooling fan in computer, has interruption free signal circuit lead to fan driver and remote switching circuit |
| 02/23/2006 | DE102004039299A1 Turbo compressor for internal combustion engine, has adjustable inlet turning device provided in area of compressor inlet, where inlet turning device has load-controlled device for tangential supply of intake air to compressor wheel |
| 02/22/2006 | CN2760300Y Handheld electric fan |
| 02/22/2006 | CN2760298Y Minitype health care ceiling fan |
| 02/21/2006 | US7003426 Method and system for detecting precursors to compressor stall and surge |
| 02/16/2006 | US20060034680 Fan |
| 02/15/2006 | CN2758532Y Magnetic coupled temperature control fan |
| 02/15/2006 | CN1735777A 锅炉 Boiler |
| 02/14/2006 | US6999840 Vacuum pump |
| 02/09/2006 | US20060029491 Roto-dynamic fluidic systems |
| 02/08/2006 | CN2756874Y Free rocking electric fan rocking device |
| 02/07/2006 | US6994525 Hollow fan blade for gas turbine engine |
| 02/07/2006 | US6994518 Pre-whirl generator for radial compressor |
| 02/02/2006 | WO2006010712A1 Method for modifying a turbocompressor |
| 02/01/2006 | CN1727690A Circuit for controlling fan in audio device |
| 01/31/2006 | US6990814 Engine turbocharger control management system |
| 01/25/2006 | EP1198871B1 Malfunction detection of a machine driven by an electric motor |
| 01/19/2006 | WO2006007072A2 Gaseous fluid compressor control system |
| 01/19/2006 | WO2006006953A2 Gas turbine engine electromechanical variable inlet guide vane actuation system |
| 01/19/2006 | WO2005071231A3 Integrated adaptive capacity control for a steam turbine powered chiller unit |
| 01/19/2006 | US20060013681 Turbine case reinforcement in a gas turbine jet engine |
| 01/19/2006 | DE102004030130A1 Verfahren und Vorrichtung zur Blockiererkennung eines Gleichstrommotors Method and device for detecting blocking a DC motor |
| 01/18/2006 | EP1616385A1 Motor driver, motor driven by the motor driver, and apparatus employing the motor |
| 01/18/2006 | EP1616135A2 Methods for detecting surge in centrifugal compressors |
| 01/18/2006 | CN2752592Y Intelligent flow-limiting protection device for gas |
| 01/18/2006 | CN2752497Y Electric bidirectional scavenger fan |
| 01/18/2006 | CN1721706A Fluid machinery especially exhaust-gas turbocharger |
| 01/18/2006 | CN1721704A Fan control system using a microcontroller |
| 01/18/2006 | CN1721703A Universal control device for ventilation fans with flag bit |
| 01/18/2006 | CN1237282C Feedback control method and device for air valume of fan-filter unit |
| 01/17/2006 | US6986638 Vane for a rotor arrangement for a gas turbine engine |
| 01/12/2006 | DE102005027999A1 Ventilation system for aircraft has number of air ducts extending between air inlet and respective air outlets, with fan installed in each air duct by which direction and intensity of air flow is controllable |
| 01/12/2006 | DE102004030707A1 Luftversorgungseinrichtung für einen Fahrzeugsitz sowie Verfahren zum Betreiben derselben Air supply device for a vehicle seat and to methods of operating the same |
| 01/12/2006 | DE102004030449A1 Compressing device e.g. turbocompressor part, for compressing e.g. air flow, has adjusting pinions acting on guiding units to modify rotation angle of fluid flow, where pinions and units carry out modification of passage section surface |
| 01/11/2006 | EP1614863A1 Fluid structure for a turbocompressor |
| 01/11/2006 | CN2751166Y 自动排风扇 Auto exhaust fan |
| 01/11/2006 | CN1720399A Fan |
| 01/11/2006 | CN1719041A Apparatus and method for controlling fan operation |
| 01/11/2006 | CN1719039A Electromagnetic type bidirection air intake pump |
| 01/11/2006 | CN1719033A Compressor |
| 01/10/2006 | US6983607 Turbine compartment ventilation control system and method using variable speed fan |
| 01/05/2006 | DE102004028133A1 Turbo-machine e.g. turbocharger, has flexible fixation provided with fitting bolt that comprises waisted shank and fitting pin, where pin is guided in flange part and/or hole of insert piece and spiral casing for receiving force |
| 01/04/2006 | CN2750149Y Coal gas leakage alarm, cease and exhaustion control device |
| 01/04/2006 | CN2750086Y Rotary speed control device for fan |
| 01/04/2006 | CN2750081Y Aerating device for air mattress |
| 01/03/2006 | US6982531 Driving circuit for switches of direct current fan motor |
| 01/03/2006 | US6981838 Method and apparatus for detecting the occurrence of surge in a centrifugal compressor |
| 12/29/2005 | WO2005124125A1 Method for operating a gas turbine compressor while cooling the compressor intake air by evaporation |
| 12/29/2005 | WO2005123428A1 Method and device for controlling a coolant circuit of an air conditioning system for a vehicle |
| 12/29/2005 | US20050287010 Gaseous fluid compressor control system |
| 12/29/2005 | US20050287008 Method and system for a variable speed fan control for thermal management |
| 12/29/2005 | DE102004029166A1 Verfahren und Vorrichtung zur Regelung eines Kältemittelkreislaufs einer Klimaanlage für ein Fahrzeug Method and apparatus for controlling a refrigerant circuit of an air conditioner for a vehicle |
| 12/29/2005 | DE102004027594A1 Strömungsmaschine mit radial durchströmtem Verdichterrad Flow machine with radial compressor perfused |
| 12/28/2005 | EP1609999A2 Turbo machine |
| 12/28/2005 | CN2748675Y Fan rotary speed control system |
| 12/27/2005 | CA2229352C Compressor bleed valve |
| 12/22/2005 | WO2005121560A1 Compressor apparatus with recirculation and method therefore |
| 12/22/2005 | WO2005121559A1 Compressor with controllable recirculation and method therefor |