Variable pitch sprockets for conveyor system

摘要

A conveyor system which includes at least one drive sprocket and a plurality of idler sprockets to mesh with a continuous conveying member adapted to carry the work load. Support structure is provided for mounting the sprockets thereon in a predetermined arrangement in position to mesh with the conveying member to drive and guide the conveying member along a predetermined path. The sprockets are capable of variable pitch adjustment to accommodate for a pitch variation in the conveying member and adjust the sprockets to continue to mesh with the conveying member over a continuing period of use.