Stub arm spider fan

Details Stub arm spider fan Stub arm spider fan

F - Mech Eng,Light,Heat,Weapons

01

D

123/153

F01D 11/00 (2006.01) F04D 29/34 (2006.01)

Patent

CA 1069005

ABSTRACT OF THE DISCLOSURE A radiator cooling fan assembly is disclosed for use in trucks and other large vehicles. The heavy duty assembly includes a pair of hubs having radially extending arms with blades extending between aligned pairs of hub arms. The arms of one hub are substantially shorter than the arms of the other hub. In addition, the either hub may include either an enlarged aperture in its central portion or webbing between its arms or both.

283679

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