Fan device, household appliance and method for cooling a motor of a fan device

The fan device has housing (3) with air inlet (4) and air outlet (5), fan wheel (11), and motor (6). A space is formed axially between fan wheel and the rear wall (7), and an annular gap (17) communicates with air outlet in air-leading connection. A negative pressure is generated in the space in fre...

Full description

Saved in:
Bibliographic Details
Main Authors METZ, DANIEL, MEINHARDT, GERT, SCHLOTMANN, PETER
Format Patent
LanguageEnglish
French
German
Published 23.12.2015
Subjects
BLASTING
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
OTHER DOMESTIC STOVES OR RANGES
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
RANGES
VENTILATING
WEAPONS
Online AccessGet full text

Cover

More Information
Summary:The fan device has housing (3) with air inlet (4) and air outlet (5), fan wheel (11), and motor (6). A space is formed axially between fan wheel and the rear wall (7), and an annular gap (17) communicates with air outlet in air-leading connection. A negative pressure is generated in the space in free-blowing operation of the fan assembly (2). An opening (21) is formed in the rear wall through which air (24) flows to the space to cool the motor. An independent claim is included for method for cooling motor of fan device.
Bibliography:Application Number: EP20120195045