AXIAL FAN WITH NOISE REDUCING FAN IMPELLER VANES HAVING BORES

An axial ventilator (1) has a housing (2) and a fan wheel (3) arranged in the housing (2) to generate an axial air flow through the housing (2). The fan wheel (3) has multiple fan wheel blades (4) that extend radially outward from a hub (5) up to a respective blade tip (8). The blades extend spaced...

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Main Authors KEBER, ROLAND, SCHULDE, ARNOLD, DANNECKER, JOHANNES, GRILLIAT, JULIEN, GÜNTER, CLEMENS, LAUFER, WOLFGANG, MÜLLER, MARTIN, HERR, JÜRGEN, HAAS, DOMINIK, SIEGER, TOBIAS, HOPPE, SIMON, EIMER, GEORG
Format Patent
LanguageEnglish
Polish
Published 06.03.2023
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:An axial ventilator (1) has a housing (2) and a fan wheel (3) arranged in the housing (2) to generate an axial air flow through the housing (2). The fan wheel (3) has multiple fan wheel blades (4) that extend radially outward from a hub (5) up to a respective blade tip (8). The blades extend spaced apart from an inner wall of the housing (2) via a head gap (12). The fan wheel blades (4) have boreholes (7) along the respective blade tip (8).
Bibliography:Application Number: PL20210215518T