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US 2014/0208804 A1Published application
Yarn Cylinder
OwnerYing-Ling LINinventor
Life of this patent
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Abstract
The yarn cylinder includes a hollow cylindrical body; a groove, almost annularly disposed around the cylindrical body, being formed with four sections of teeth to define four segments; and a plurality of recesses, located beside the groove one by one, each recess having a tapered end, and all tapered ends being toward the same direction.
Claims1
A yarn cylinder comprising:
- a hollow cylindrical body;
- a groove, almost annularly disposed around the cylindrical body, being formed with four sections of teeth to define four segments;
- and
- a plurality of recesses, located beside the groove one by one, each recess having a tapered end, and all tapered ends being toward the same direction.
1 more element
Dependencies are inferred from the claim text.