Drive for sprocket of chain traction device, with drive string including non round wheels on driving and driven sides

摘要

The drive for the chain traction device includes a drive string and a drive motor. The drive string (10) has a non-round wheel (1) on the driving side and another non-round wheel (3) on the driven side. The rolling curve of one of the non-round wheels (1) consists of a number of roll circle segments (2, 4) with identical roll curve segments (2', 4').