Impeller For Motor Vehicle Fan, Including Segmented Hub Stiffeners

摘要

A blower wheel for setting a flow of air in circulation has vanes (2) that extend from a vane root attached to a hub (6) of the blower wheel. The hub (6) has a bottom wall (8) through which a through-orifice (12) for a drive shaft of the blower wheel passes, and a side wall (10). The hub (6) also has at least one rib (14) located between the orifice (12) and the side wall (10). The rib (14) is formed by one or more segments (14a, 14b, 14c, 14d). The segment, or one of the segments (14a, 14b, 14c, 14d), has at least one free edge (15) extending from the bottom wall (8) and facing toward the side wall (10).

主权项

1. A blower wheel for setting a flow of air in circulation comprises vanes that extend from a vane root attached to a hub of said blower wheel, said hub having a bottom wall through which a through-orifice for a drive shaft of said blower wheel passes, and a side wall, said hub also having at least one rib located between said orifice and said side wall, wherein said rib is formed by one or more segments, with said segment or one of said segments having at least one free edge extending from said bottom wall and facing toward said side wall.