Toothed belt pulley

Details Toothed belt pulley Toothed belt pulley

1979-03-07

1981-01-13

Larson, Lowell A.

Metal deforming

Process

With attenuation, thickening, elongating or shortening of...

72356, 29159R, 291592, 474152, B21K 130, B21K 142

Patent

active

042442060

ABSTRACT:
A method for the production of a toothed belt pulley made of metal without machining which is provided at lateral sides with annular flanges which protrude above the height of the teeth comprising initially shaping one of the two flanges as an axially extending collar with an outside diameter equal to or less than the diameter of the pitch circle of the teeth and then radially flanging the said collar to the outside to form the second annular flange and the pulley formed thereby.

REFERENCES:
patent: 1506435 (1924-08-01), Martin
patent: 4062701 (1977-12-01), Juhas
patent: 4098137 (1978-07-01), Yaros

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