Textiles: spinning – twisting – and twining – Apparatus and processes – Covering or wrapping
Patent
1975-05-27
1976-11-09
Watkins, Donald E.
Textiles: spinning, twisting, and twining
Apparatus and processes
Covering or wrapping
57160, D02G 338, D02G 344
Patent
active
039902200
ABSTRACT:
A method of forming a wound musical instrument string wherein a core wire is fed axially along a preselected path while being rotated at high speed and a wrap wire is caused to be wrapped about the advancing rotating core wire. The wrapped core wire may additionally be driven. The drive may comprise rollers engaging the core wire prior to the wrapping operation and may include rollers engaging the wrapped wire subsequent to the wrapping operation.
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patent: 2241283 (1941-05-01), Wackerle
patent: 2334880 (1943-11-01), Marlow
patent: 3262256 (1966-07-01), Vinciguerra
patent: 3646743 (1972-03-01), Boyd
patent: 3732679 (1973-05-01), Sohr
patent: 3756004 (1973-09-01), Gore
Model Builders, Inc.
Watkins Donald E.
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