Invention Grant

Pressed pulley
Abstract:
A pressed pulley includes an annular connecting portion connected to an end of the outer tubular portion around which a belt is wound and an end of the inner tubular portion. The connecting portion is an annular bent portion having a circular arc-shaped section and formed with an inner circular arc-shaped surface having a constant radius of curvature and connected to the radially inner surface of the outer tubular portion and the radially outer surface of the inner tubular portion through respective tangential lines.
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