One piece stamped pulley

Details One piece stamped pulley One piece stamped pulley

1974-12-30

1976-06-22

Scott, Samuel

Machine element or mechanism

Gearing

Toothed gear and recirculated unconnected elements

742308, F16H 5544, F16H 5536

Patent

active

039643263

ABSTRACT:
A rotary member such as a wheel, clutch disc, V-pulley and the like which can be formed from a sheet metal stamping. Method and apparatus are disclosed for forming an integral hub having a wall thickness greater than the sheet stock from which it is made. Method and apparatus are disclosed for forming a V-pulley from a sheet metal blank by plastically flowing and spin forming the blank to provide an increase in the thickness of the groove walls.

REFERENCES:
patent: 1494409 (1924-05-01), Bidle
patent: 2006281 (1935-06-01), Schwarz
patent: 3080644 (1963-03-01), Pievite et al.
patent: 3700382 (1972-10-01), Pacak
patent: 3828619 (1974-08-01), Frost et al.

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