Thread lap forming device - has storage drum formed by polygonal axial bar assembly having cam surface guiding lap axially inwardly to form closely adjacent coils

摘要

The parent patent describes lap forming device having a storage forming arrangement consisting of four axially extending bars, the lower end of which is associated with a thread guiding cam surface effecting axially upward displacement of lap windings and abutting a subjacent lap disc. - In this addn., the disc is arranged at the axially free end of the polygonal bars and provided with a peripheral edge serving as a guide surface for the tread drawn axially away from the lap. - Closely coiled lap windings are possible.