Drive means and chain drive with polygonal compensation

Abstract

Drive means for the polygonally-compensated drive of a sprocket, comprising two pulling means wheels (1, 2), a pulling means (3) running on them with an top span (31) and a bottom span (32), and a tensioning means acting on the pulling means (3), wherein the tensioning means comprises a first non-circular compensation wheel (4), which can come into contact with the top span (31), a second non-circular compensation wheel (5), which can come into contact with the bottom span (32), a rocker (6) adapted for rotatably receiving the first compensation wheel (4) and the second compensation wheel (5), wherein the rocker (6) is pivotably supported on a fixed bearing. The invention also relates to a chain drive, comprising at least a sprocket (7), a drive means, wherein the sprocket (7) is driven by the drive means, wherein the drive means is a drive means according to at least one of the claims 1 to 17.

Dependencies are inferred from the claim text.