Method of pulley manufacture and product

Details Method of pulley manufacture and product Method of pulley manufacture and product

F - Mech Eng,Light,Heat,Weapons

16

H

26/174, 74/241

F16H 55/36 (2006.01) F16H 55/44 (2006.01)

Patent

CA 1222889

ABSTRACT OF THE DISCLOSURE This invention relates to a novel method of making pulleys and pulley blanks from sheet metal. The sheet metal is stamped into pulley blanks having an upstanding cylindrical wall, the cylindrical wall is then thickened by being partially collapsed axially, followed by contacting with a roller. The roller can have a plurality of v-shaped grooves on its surface, to form a pulley for use with a poly-v belt. The pulley is provided during manufacture with flanges which strengthen it.

402458

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