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US 6,637,689 B1Granted
Thread restraining device for bobbins
OwnerCarol Vegainventor
Life of this patent
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Abstract
A thread restraining device for bobbins including an elongated body portion having a generally rectangular configuration. The body portion has long opposed side edges, a first end, and a second end. The body portion has a plurality of linearly aligned apertures therethrough in a spaced relationship extending a length thereof. A locking protrusion extends outwardly of the first end of the body portion. The locking protrusion is engagable with one of the apertures once the body portion is disposed in a wrapped orientation.
Claims2
A thread restraining device for bobbins for preventing a bobbin from unwinding when not in use comprising, in combination:
- an elongated body portion having long opposed side edges, a first end, and an opposed second end, the body portion having a plurality of linearly aligned apertures therethrough in a spaced relationship extending a length thereof;
- a locking protrusion extending outwardly from the first end of the body portion, the locking protrusion being engagable with one of the apertures once the body portion is disposed in a wrapped orientation;
- and
- a grasping tab secured to and extending outwardly from the second end of the body portion.
1 more element
Dependencies are inferred from the claim text.