Device to piece-up yarn and doff yarn packages on open-end spinning machines

摘要

An improved device to piece-up yarn and doff yarn packages on open-end spinning machines. The device comprises a carriage (12) equipped with specific means for the tasks of piecing-up yarn and doffing yarn packages, said carriage being supported cantilever-wise by an arm (13) secured to a trolley (15) able to run on lengthwise guides (17), said carriage (12) being equipped with an arm (20) to hold tubes which cooperates with a store (18) of tubes.