Cooling fan for automobiles

F - Mech Eng,Light,Heat,Weapons – 01 – P

Patent

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123/153, 230/20

F01P 7/02 (2006.01) F04D 29/38 (2006.01)

Patent

CA 1174922

ABSTRACT OF THE DISCLOSURE A cooling fan for automobiles which is drivable by an electric motor includes a plurality of blades, each having distal and proximal ends inclined at attachment angles larger than an attachment angle at which an intermediate portion of the blade is inclined, thereby reducing noises produced by the cooling fan. - 17 -

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