Patent ID: 9714140
Date: 2017-07-25
CPC Classifications: B65G,F16G,F16H

Claim:
1. A belt system, comprising: a belt forming a closed shape, the belt defining a circumference in a longitudinal direction, the belt having a first rigid portion and a second rigid portion, the first rigid portion and the second rigid portion being separated from one another around the circumference, wherein the belt comprises at least two belt layers, the layers disposed at different radial distances than one another, relative to the closed shape, wherein each belt layer has a corresponding interior surface and a corresponding exterior surface, the exterior surface of each layer defining a corresponding, layer longitudinal extent, and wherein the interior surface of at least one of the layers extends further than the longitudinal extent of the exterior surface of its interiorly-adjacent layer, thereby forming a gap between at least one of the layers and its interiorly-adjacent layer.