Patents
Patents for F04D 25 - Pumping installations or systems specially adapted for elastic fluids (17,127)
09/1996
09/12/1996WO1996019670A3 Domestic fan
09/10/1996US5554002 Electric fan having two wind shifting modes
09/10/1996US5553998 Gas friction vacuum pump having at least three differently configured pump stages releasably connected together
09/05/1996DE19507123A1 Motor vehicle cooling-air fan electronically controlled electric motor
09/04/1996EP0730095A1 Portable ceiling fan
08/1996
08/29/1996DE19517959C1 Propulsion drive for rail and track-mounted vehicle
08/28/1996CN1129621A Manufacture of rotor of small-size rotary vacuum pump
08/27/1996US5549449 Turbomachinery incorporating heat transfer reduction features
08/21/1996EP0727582A1 Fan rotor and its fabrication method
08/21/1996CN2233475Y Radiating fan
08/20/1996US5547350 Modular shaftless compressor
08/15/1996WO1996024772A1 An air movement apparatus
08/15/1996CA2212361A1 An air movement apparatus
08/13/1996US5544488 Self-powered heat transfer fan
08/08/1996DE19503711A1 Radial compressor for pneumatic jet drives and stationary plants
08/07/1996CN2232501Y Purification house ventilation air interchanger
08/07/1996CN2232500Y Large centrifugal ventilator
08/07/1996CN2232499Y Vertical axial flow exhaust fan
08/06/1996US5542825 Turbomolecular vacuum pump
08/06/1996US5542819 Ceiling fan safety tether
08/01/1996DE19502907A1 Electrically driven air-blower unit with shut=off valve e.g. for motor vehicle exhaust extraction
07/1996
07/31/1996EP0724318A2 Ceiling fan outlet box
07/31/1996CN2232095Y Device capable of optional adjusting shaking head angle of fan
07/31/1996CN1128061A Compressor
07/30/1996US5540548 Redundant blower unit
07/25/1996DE19501816A1 Radial blower for blow burner
07/24/1996EP0723080A1 Vacuum pumping system
07/24/1996CN2231724Y Motor aggregate unit for small heat-sinking fan
07/24/1996CN2231723Y Health breeze pendant fan
07/24/1996CN2231722Y Pendant fan capable of realizing interchange of two fixing modes
07/23/1996US5539263 Direct current driving ventilation fan
07/23/1996US5538074 Heat exchanger, in particular cooling apparatus
07/17/1996EP0722066A1 Forced draught burners
07/17/1996CN2231333Y Arbitrarily regulating equipment for swinging angle of electric fan
07/17/1996CN2231332Y Equipment for regulating electric fan swinging angle
07/10/1996CN2230837Y Decorative lamp and flow guiding hanging fan
07/10/1996CN2230836Y Hanging fan
06/1996
06/27/1996WO1996019671A1 Housing for a fan
06/27/1996WO1996019670A2 Domestic fan
06/27/1996WO1996019669A1 Fan
06/27/1996WO1996019668A1 Pump drive
06/27/1996DE4445671A1 Axial fan for cooler of motor vehicle's engine
06/26/1996CN2229985Y Adjustable air blower
06/25/1996US5530304 Miniature motor and fan using the same
06/20/1996WO1996018818A1 Modular shaftless compressor
06/20/1996DE4444757A1 Wind-powered generator/blower arrangement
06/20/1996DE4444483A1 Radial flow fan e.g. for electrical machines
06/19/1996EP0717196A2 Sloped ceiling adaptor
06/19/1996EP0717193A1 Blower unit for raising gas flows
06/18/1996US5528469 Light assembly for a ceiling fan
06/18/1996US5528229 Thermostatically controlled remote control for a ceiling fan and light
06/16/1996CA2165254A1 Sloped ceiling adaptor
06/12/1996CN2228993Y Air interchange fan
06/05/1996EP0715396A1 Electronically commutated motor, in particular for a rotor of a fan drawing cooling air for automotive vehicles
06/05/1996EP0715054A2 Elements for the composition of blackout panels with airflow passage, and blackout panels obtained therefrom
06/05/1996EP0244487B2 Cross-flow cooling fan device
06/04/1996US5522577 Ceiling fan support arrangement
05/1996
05/30/1996DE4441649A1 Electrically driven axial fan for motor vehicle air-conditioning system
05/21/1996US5518370 Portable electric fan with swivel mount
05/21/1996US5518365 Radial-flow exhaust gas turbocharger turbine with adjustable guide vanes
05/21/1996US5518363 Rotary turbine
05/15/1996EP0711921A1 Electric motor-driven air pump
05/15/1996DE4440495A1 Electrically operated air-blower unit as unit e.g. for blowing secondary air into IC engine exhaust system
05/15/1996CN1122630A Zero superheat refrigeration compression system
05/14/1996US5516264 Ceiling fan blade slip cover
05/09/1996WO1996013667A1 Friction-type vacuum pump with cooling system
05/07/1996US5513953 Suspended ceiling fan
05/02/1996DE4438812A1 Reibungsvakuumpumpe mit Kühlung Friction vacuum pump with cooling
05/02/1996DE4438752A1 Electric motor-driven air pump vehicle exhaust secondary air supply
05/01/1996CN2226165Y Coaxial pump for simpling bug dust
04/1996
04/24/1996CN2225564Y Air exchanging fan for room air purifying and pre-cooling
04/24/1996CN2225563Y Oblique flow fan with front gwiding adjustable mechanism
04/18/1996DE4436710A1 Multi-shaft turbomachine drive with sun wheel and hollow pinions
04/17/1996EP0664856B1 Four wheel air cycle machine
04/17/1996CN2224940Y Air drawing fan
04/16/1996US5507619 Water resistant ceiling fan
04/10/1996EP0705983A2 Roof fan
04/10/1996EP0705982A2 Fan
04/09/1996US5505420 Ceiling fan stabilizer
04/03/1996EP0704624A1 Turbo compressor
04/03/1996EP0704026A1 Compressor
04/03/1996CN2223787Y Fan for cold or warm wind
04/02/1996US5503526 Fire fighting fan with three point support
04/02/1996US5503524 Housing for ceiling fan
04/02/1996US5503523 Transmission-driven compressor
03/1996
03/20/1996CN1118845A Electric blowing machine
03/19/1996US5499693 Method and apparatus for lubricating the bearings of a turbocharger
03/13/1996EP0701063A1 Cross flow fan
03/13/1996CN2222254Y No grease dirt remain exhausting fan
03/12/1996US5498134 Hand-held electric fan
03/12/1996US5497635 Refrigeration system utilizing an enthalpy expansion jet compressor
03/06/1996CN1118043A Amplitude-variable swinging electric fan
02/1996
02/21/1996EP0697761A1 Air-cooled motor
02/21/1996EP0697524A1 Turbomolecular vacuum pump
02/21/1996EP0697088A1 Zero superheat refrigeration compression system
02/21/1996CN2220553Y Gentle breeze hanging fan
02/20/1996US5492458 Stator of electric fan
02/15/1996DE4423784A1 Multistage gas turbine engine with central drive wheel which rotates in closed housing
02/13/1996US5490760 Multishaft geared multishaft turbocompressor with return channel stages and radial expaner
02/07/1996CN2219390Y Deodorizing machine for toilet