Pulley

Details Pulley Pulley

1975-10-20

1976-12-14

Gerin, Leonard H.

Machine element or mechanism

Gearing

Toothed gear and recirculated unconnected elements

74229, 74243R, F16G 128, F16H 700, F16H 5530

Patent

active

039968120

ABSTRACT:
A pulley for a high speed positive drive system for business machines. The uppermost contour of the teeth of the pulley in combination with the contour of the valleys therebetween, when functionally engaged by a standard positive drive timing belt, provides a quiet running power transmission drive system.

REFERENCES:
patent: 2753980 (1956-07-01), Ballard
patent: 2987932 (1961-06-01), Szonn
patent: 3083583 (1963-04-01), Szonn
patent: 3472563 (1969-10-01), Irgens
patent: 3597985 (1971-08-01), Jeffrey
patent: 3744330 (1973-07-01), Sugimoto

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