Belt tensioner

Endless belt power transmission systems or components – Means for adjusting belt tension or for shifting belt,... – Pulley or guide roll has eccentric mount for shifting or...

Patent

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Details

474133, 474135, F16H 712, F16H 710

Patent

active

045042527

ABSTRACT:
A belt tensioner comprises a shaft which is eccentrically mounted on a stud bolt so as to be rotatable thereon when a lock nut is loosened. A pulley is concentrically mounted on the shaft by means of a bearing and rotatable thereon. The shaft is urged by a spring in the direction to cause the pulley to move toward a drive belt. The shaft is fixed to a stationary member when the lock nut is tightened.

REFERENCES:
patent: 124131 (1972-02-01), Hagerty
patent: 1188316 (1916-06-01), Pierce
patent: 1232391 (1917-07-01), Pierce
patent: 1657024 (1928-01-01), Morse
patent: 1686672 (1928-10-01), Thompson
patent: 2681533 (1954-06-01), Logeman
patent: 3136170 (1964-06-01), Murray
patent: 3176528 (1965-04-01), Hill
patent: 3829176 (1974-08-01), Miokovic

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