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US 2004/0000610 A1Published application
Support tube for winding yarn on a bobbin
AssigneeRiviera Berica S.R.L.
InventorMarotti Ing. Gaetano
Life of this patent
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Abstract
A support tube for winding yarn on a bobbin made of cardboard or another material suitable for the purpose and with a cylindrical or frustum of cone form. Such a tube is characterized in that it is equipped, on its side surface, with at least two indentations or attaching or capturing the end of the thread to be wound on the support itself.
Claims13
SUPPORT TUBE FOR WINDING YARN ONTO A BOBBIN made of cardboard or of another material suitable for the purpose and having a cylindrical or frustum of cone shape,
- said tube characterized in that
- it is equipped, on its side surface, with at least two indentations for attaching and intercepting the end of the yarn to be wound on the support itself.
Dependencies are inferred from the claim text.