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Controlled ring drive
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Patent number 4,385,487
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Issue date May 31, 1983
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Manuel Costales
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Tangentially driven ring
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Patent number 4,383,402
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Issue date May 17, 1983
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Manuel Costales
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Flyer for twisting mechanisms
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Patent number 4,060,969
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Issue date Dec 6, 1977
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Manuel Costales
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Ring drive clutch lever
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Patent number 4,023,340
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Issue date May 17, 1977
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Manuel Costales
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING