Tensioning device for belt or the like

Details Tensioning device for belt or the like Tensioning device for belt or the like

1983-12-30

1985-09-03

Novosad, Stephen I.

Endless belt power transmission systems or components

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

Guide roll mounted for movement of its axis along...

474110, F16H 708

Patent

active

045390010

ABSTRACT:
A hydraulic autotensioner of a sealed type is used to give tension to a belt or a chain. The hydraulic autotensioner includes a body member having a large diameter oil chamber, a plunger having a small diameter oil chamber and a small passage, a piston whose head extends outside the body member and a spring for biasing the plunger.

REFERENCES:
patent: 3574418 (1971-04-01), Okabe
patent: 4190025 (1980-02-01), Wahl

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