Spherical tooth pulley

Details Spherical tooth pulley Spherical tooth pulley

1991-04-09

1992-07-14

Luebke, Renee S.

Endless belt power transmission systems or components

Positive drive pulley or guide roll

F16H 5530

Patent

active

051298651

ABSTRACT:
In an annular pulley for driving a belt having a series of spaced openings therein, the improvement comprising, a series of circumferentially-spaced annular openings in the pulley periphery, a series of spherical balls in the openings in the pulley periphery, the balls being retained in the openings only by a press fit and extending protusively outwardly from the pulley at spaced intervals therearound in defining a series of rounded teeth engageable in the spaced openings of the belt.

REFERENCES:
patent: 2207330 (1940-07-01), Osburn
patent: 2408666 (1946-10-01), Mallard
patent: 2724974 (1955-11-01), Ayres
patent: 3642120 (1972-02-01), Duhan
patent: 3772930 (1973-11-01), Lamport
patent: 4568320 (1986-02-01), Tangorra

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