Timing belt tensioner for an engine
AssigneeSanshin Kogyo Kabushiki Kaisha
InventorTakahide Watanabe
Life of this patent
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Abstract
A drive arrangement for the camshaft of an internal combustion engine employed in an outboard motor that includes a pivoted idler pulley that is disposed within the outer periphery of the flywheel but which has a portion extending beyond the flywheel for adjustment without removing the flywheel.
Claims10
A tensioner for a flexible transmitter of a camshaft drive for an internal combustion engine having an output shaft rotatable about a first axis, a driving sprocket affixed to said output shaft, a flexible transmitter driven by said driving sprocket affixed to said camshaft and drivingly engaged with said flexible transmitter for driving said driven sprocket and said camshaft, a flywheel affixed for rotation relative to said output shaft and having an outer diameter, a tensioner member mounted for movement relative to said engine in proximity to said first axis for adjusting the tension on said flexible transmitter, said tensioner member being positioned in an area circumscribed by the outer diameter of said flywheel, and means for adjusting the position of said tensioner member disposed radially beyond the outer diameter of said flywheel for adjusting the tension of said flexible transmitter without necessitating removal of said flywheel.
Dependencies are inferred from the claim text.