Patents
Patents for F04D 25 - Pumping installations or systems specially adapted for elastic fluids (17,127)
04/1997
04/23/1997EP0674735A4 Exhaust fan.
04/23/1997CN2252904Y 势能风扇 Potential fans
04/22/1997US5622485 High performance efficiency dirty air motor/fan system
04/16/1997CN2252259Y Electric fan head swinging structure
04/16/1997CN2252258Y Diagonal flow fan
04/16/1997CN2252257Y Two-purpose blowing machine
04/16/1997CN1147603A Fan of air conditioner
04/16/1997CN1147602A Miniature brush-less fan
04/02/1997EP0766008A1 A fluid separator for dental equipment
04/02/1997EP0765996A1 Engine compartment structure of a vehicle for introducing cool intake air
04/01/1997US5616974 Fan motor
03/1997
03/25/1997US5613832 Means for engaging a remote control unit to a ceiling fan
03/23/1997CA2184885A1 Variable discharge window fan
03/19/1997CN2249838Y Assembled cooling and warming electric fan
03/18/1997US5611663 Geared multishaft turbocompressor and geared multishaft radial expander
03/13/1997WO1997009572A1 Outlet unit for underfloor air conditioning and underfloor air conditioning system using same
03/13/1997DE19533642A1 Drive device for motor vehicle IC engine cooling fan
03/12/1997EP0762051A2 Blower for gas premix burner
03/12/1997CN2249323Y Fan giving out warm air
03/12/1997CN2249322Y Automatic fan for bathroom
03/12/1997CN2249321Y Energy-saving double-function deep-well oil-well pump
03/11/1997US5610458 Electrical connection of printed circuit board to line leads on brushless permanent magnet refrigeration motors
03/05/1997CN2248789Y 塑料轴流风扇 Plastic axial fan
03/05/1997CN1144306A Propeller fan with axial flow and centrifugal double-action
02/1997
02/27/1997DE19531413A1 System to supply pressure to hydraulic steering mechanism of motor vehicle
02/26/1997CN2248259Y Table type pillar electric fan
02/26/1997CN2248258Y Multi-section booster pumping machine
02/19/1997CN2247733Y Microphonic clean air pump
02/19/1997CN1143172A Electronic controlled lamp/fan power supplied by battery
02/12/1997CN2247246Y Butterfly fan
02/12/1997CN1142702A Self cooling electric motor
02/11/1997US5601485 Blackout panels
02/11/1997US5601409 Fan blade for ceiling fans
02/11/1997US5601400 Centrifugal blower improved to reduce vibration and noise
02/06/1997WO1997004516A1 Device for supporting an electric motor driving a turbine, in particular for a motor vehicle heating and/or air conditioning apparatus
02/05/1997EP0757181A2 Axial flow fan
02/05/1997EP0757179A1 Compression device
02/05/1997CN2246725Y Dust-eliminating air-cleaning leaf-rotating suction fan
02/05/1997CN2246724Y Two-way dust-eliminating air-cleaning fan
02/05/1997CN2246723Y Dust eliminating and air cleaning leaf-rotating electric fan
01/1997
01/30/1997DE19630616A1 Room extractor fan with replaceable functional components, esp. electrical control component
01/29/1997CN1141666A Electric fan
01/23/1997WO1997002082A1 Close coupled series turbine mounting
01/23/1997DE19628151A1 Vorrichtung zur Halterung eines Elektromotors für den Antrieb einer Turbine insbesondere zu einer Heizungs- und/oder Klimaanlage für Kraftfahrzeuge Device for holding an electric motor for driving a turbine in particular to a heating and / or air-conditioning system for motor vehicles
01/21/1997US5595477 Vacuum pumping stand
01/15/1997CN2245132Y Multi-return flow line centrifugal air blower
01/14/1997US5593281 Dynamic balancing apparatus for ceiling fans
01/14/1997US5592716 Device for a vacuum cleaner and a method for cooling a motor
01/08/1997CN2244634Y Pail type electric fan
01/08/1997CN1139739A Scavenge fan for window
01/07/1997US5591017 Motorized impeller assembly
12/1996
12/31/1996US5588814 Electronic switching fan assembly for a vehicle
12/27/1996EP0749533A1 Compressor
12/25/1996CN2243562Y Indoor dust cleaning and purifying fan
12/25/1996CN2243561Y Hanging air expeller
12/24/1996US5586867 Direct mounted fan apparatus
12/24/1996US5586861 Airflow measuring centrifugal fan
12/18/1996EP0704026A4 Compressor
12/18/1996CN2242985Y Electric fan with two wind-direction changing-over mode
12/18/1996CN2242984Y Portable electric fan
12/17/1996US5584669 Two-stage positive displacement pump
12/11/1996CN1137616A Ceiling electric fan with combined illuminator
12/04/1996CN2241784Y Electric scavenger fan for vehicle
12/04/1996CN2241783Y Fan capable of generating ozone
11/1996
11/26/1996CA1338735C Compact substantially coplanar axial-flow fan, drive motor, and housing with elongate innermost conduit
11/21/1996WO1996037035A1 Electric motor drive
11/21/1996WO1996037034A1 Electric drive system for railway vehicles and guided vehicles
11/21/1996WO1996037033A1 Electric drive system for railway vehicles and guided vehicles
11/20/1996CN2240629Y Hanging type electric fan
11/20/1996CN1033336C Fully automatic controller for dual direction ventilating fan
11/13/1996CN2240062Y Multi-functional spray electric fan
11/12/1996US5574321 Integral refrigerator motor fan blades
11/06/1996CN2239515Y Humidifying mosquito killing electrical fan
10/1996
10/30/1996CN2238926Y Plastic electromechanical integral breeze machine
10/29/1996US5569023 Vortex blower
10/29/1996US5568969 Convertible light assembly
10/23/1996EP0739079A1 Auto-ventilated electrical machine
10/23/1996EP0691071B1 Ventilation system for cubicles with electronic functional units producing considerable heat
10/23/1996CN1133945A Fan wheel and its mfg. method
10/22/1996US5567393 Aggregate for producing fresh air stream
10/22/1996US5567129 Thrust control system for gas-bearing turbocompressors
10/22/1996US5567117 Recirculation fan portable mounting apparatus
10/15/1996US5564907 Evacuating apparatus
10/15/1996US5564900 Fan blade cover slip
10/10/1996WO1996031744A1 Refrigeration system
10/09/1996EP0736693A1 Portable electric fan with swivel mount
10/08/1996US5562407 Hand-held odor dissipating and removing device
10/02/1996CN2236565Y Waist fan
09/1996
09/24/1996US5558501 Portable ceiling fan
09/24/1996US5557930 Drive unit having an electric motor
09/19/1996DE19512276A1 Ceiling-mounted ventilator
09/19/1996DE19512275A1 Ceiling-mounted ventilator
09/18/1996EP0732510A1 Ceiling fan
09/18/1996EP0732506A1 Ceiling fan
09/18/1996CN2235519Y Oscillation type electric fan
09/18/1996CN2235518Y Energy-saving, combustion-aid blower used for domestic coal stove
09/18/1996CN1131266A Refrigerating circulation arrangement
09/17/1996US5556256 Swivel mechanism for an electrical fan
09/17/1996US5555956 Low capacity centrifugal refrigeration compressor
09/17/1996US5555745 To cool a controlled space of ambient fluid