Patent ID: 8887644
Filing Date: 2014-11-18
Classification: A47B,F16H,Y10T

Abstract:
1. A self-tensioning drive belt system comprising: first and second gears configured as first and second sprocket segments rotatable relative to each other about a common first axis; a drive belt fixedly secured to said first sprocket segment at a first location on said drive belt, and said drive belt fixedly secured to said second sprocket segment at a second location on said drive belt; a third gear rotatable about a second axis spaced from said first axis, wherein said third gear engages said drive belt between said first and second locations; and a biasing member disposed between and engaging said first and second sprocket segments, said biasing member rotationally biasing said first and second sprocket segments away from each other about said axis so as to maintain a predetermined tension in said drive belt.