Automatically regulated belt stretching device

Details Automatically regulated belt stretching device Automatically regulated belt stretching device

1991-10-23

1993-01-26

Britts, Ramon S.

Endless belt power transmission systems or components

Means for adjusting belt tension or for shifting belt,...

474138, F16H 712

Patent

active

051818876

ABSTRACT:
An engine equipped with driving belts is provided with an automatically regulated belt-stretching device, arranged in the vicinity of one belt, mounted on a support fixed to the engine. The device includes a pin extending from the support and defining a longitudinal axis, the pin being provided with a pair of shoulders at a distance from one another, between which two bushings are inserted. The bushings are adaped to define, together with the pin, a pair of housings. Springs capable of displacing the bushings relative to the shoulders and to the longitudinal axis of the pin are housed in the respective housings. A bearing which rotates in contact with one belt is provided on the outer surface of each bushing.

REFERENCES:
patent: 2167963 (1939-08-01), Webb
patent: 4151756 (1979-05-01), Binder et al.
patent: 4411638 (1983-10-01), Wilson
patent: 4813915 (1989-03-01), Kotzab

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