Patent ID: 8568259

Claim:
A drive belt tensioner assembly for an engine-mounted, belt-driven component, the tensioner assembly comprising: a carrier having a pivot defining a first pivot axis at a first end, the carrier extending from the pivot to terminate at a second end, the carrier mounted for rotation about the first pivot axis; an idler pulley rotatably mounted to the first end of the carrier for rotation about the first pivot axis; a tensioner pulley rotatably mounted to the second end of the carrier for rotation about a second axis, the second axis extending parallel to, and arcuately moveable relative to, the first pivot axis, the second axis being disposed a fixed distance from the first pivot axis; and a tensioner assembly in communication with the second end of the carrier and biasing the carrier and the tensioner pulley about the first pivot axis for tensioning a drive belt engaged by the idler pulley and the tensioner pulley.