Eccentric type belt tensioner with cam operated damping means

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...

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474135, F16H 710

Patent

active

053705858

ABSTRACT:
A spring bias tensioner of the eccentric type with a fixed cam ring and rotatable cam ring activated by a torsion spring wherein the cam rings generate an axially force to engage radial friction sliding surfaces to affect damping as a pivot arm of the tensioner is moved.

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patent: 4808148 (1989-02-01), Holtz
patent: 4834694 (1989-05-01), Martin
patent: 4917655 (1990-04-01), Martin
patent: 4934987 (1990-06-01), Kadota et al.
patent: 5256112 (1993-10-01), Thomey et al.
patent: 5266067 (1993-11-01), Gapco

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