Patent ID: 8137222
Filing Date: 2012-03-20
Classification: F16H,Y10T

Abstract:
1. An accessory drive tensioner system comprising: a bracket having an aperture; a first tensioner hub coupled to said bracket; a rotary tensioner having a first end rotatably coupled to said bracket; a second tensioner hub coupled to a second end of said rotary tensioner; a coupling mechanism extending through said aperture to rotatably couple said bracket to an engine and including a fastener and a bearing, said fastener including a shank extending through said aperture, defining a rotational axis for said bracket, said fastener being located radially outside of said first tensioner hub and securing said bracket to said engine, and said bearing located radially between said fastener and said aperture; a first washer disposed on said shank and engaging a structure that is axially fixed relative to said engine; a second washer disposed on said shank and engaging an axial end surface of said bracket; and a biasing member disposed between said first and second washers and engaged with said coupling mechanism via said first washer, said biasing member engaged with said bracket via said second washer and biasing said bracket axially along said coupling mechanism.