The Gates Corporation

Anil Bhalla

Yahya Hodjat

Sukhdeep Singh

Michael Koppeser

Sangkyu Kim

Phil Richards

A tensioner comprising a base, a ring engaged with the base, the ring rotatable about a center 'C' within a base opening, a pulley journalled to the ring, a pivot arm pivotally engaged with the ring, a pulley journalled to the pivot arm, a torsion spring disposed between the ring and the pivot arm for urging the pivot arm, a damping assembly frictionally disposed between the base and the ring, a spring applying a normal load to the damping material, and the damping material having a resistance in the range of greater than 0&#x3a9; up to approximately 10,000&#x3a9;.

Orbital tensioner

A tensioner comprising a base, a pivot arm pivotally engaged with the base, a pulley journalled to the pivot arm, a torsion spring urging the pivot arm, the torsion spring loaded in the unwinding direction, the torsion spring engaged with a damping shoe, the damping shoe frictionally engaging the base, and the damping shoe having a damping shoe portion comprising PTFE mixed within a plastic matrix material, the PTFE comprising between 2% and 4% of the plastic matrix material by weight.

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London, Canada

Anil Bhalla