Search International and National Patent Collections

1. (WO2018130690) FAN WHEEL HAVING PREDEFINED OUTFLOW DIRECTION

Pub. No.:    WO/2018/130690    International Application No.:    PCT/EP2018/050887
Publication Date: Fri Jul 20 01:59:59 CEST 2018 International Filing Date: Tue Jan 16 00:59:59 CET 2018
IPC: F04D 17/16
F04D 29/28
F04D 29/66
Applicants: EBM-PAPST MULFINGEN GMBH & CO. KG
Inventors: ECCARIUS, Michael
REICHERT, Erik
MEZGER, Paul
Title: FAN WHEEL HAVING PREDEFINED OUTFLOW DIRECTION
Abstract:
A fan wheel (1) comprising a base disc (3) and a cover disc (2) that has an axial inlet opening, and a blade ring arranged between the base disc (3) and the cover disc (2) and formed from fan wheel blades (4) to convey a conveyed medium, wherein the base disc (3) has a base disc edge section (6), which radially projects beyond an outer edge (7) of the blade ring, said outer edge being adjacent to the base disc (3), and the cover disc (2) has a cover disc edge section (5), which radially projects beyond an outer edge (8) of the blade ring, said outer edge being adjacent to the cover disc (2), wherein the base disc edge section (6) is inclined by an angle α in an axial direction with respect to a continuous extension (10) of a section of the base disc (3) that is directly adjacent radially inwards, and the cover disc edge section (5) is inclined by an angle ß in an axial direction with respect to a continuous extension (11) of a section of the cover disc edge section (2) that is directly adjacent radially inwards.