Owens Corning
Chopper assembly and method for manufacturing chopped fibers

Abstract:

An assembly for chopping glass fibers including a cutter wheel having a plurality of radially extending blades and a cot wheel adjacent the cutter wheel. The cot wheel including an inner hub, an elastomeric ring mounted onto the inner hub for rotation therewith; and a retaining device fixably attached to the hub and engaging the elastomeric ring to resist separation of the elastomeric ring from the hub during rotation of the cot wheel.