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US 2003/0116006 A1Published application
Sawtooth wire
OwnerRalph A. Grafinventor
Life of this patent
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Abstract
The invention relates to a sawtooth wire for manufacturing an all-steel sawtooth wire arrangement for the swift of a card. The sawtooth wire has a foot section and a blade section adjoining the foot section at a foot shoulder, wherein the blade section has sawteeth formed by tooth cutouts extending from the edge of the blade section facing away from the foot section. The ratio of the foot width to the blade width at the location of the deepest tooth cutout is greater than 2 and preferably greater than 2.5.
Claims16
A sawtooth wire for manufacturing an all-steel sawtooth arrangement for the swift of a card, the sawtooth wire comprising:
- a foot section having a foot shoulder;
- a blade section adjoining the foot section at the foot shoulder;
- the blade section comprising sawteeth formed by teeth cutouts extending from an edge of the blade section facing away from the foot section;
- wherein a foot width of the foot section is approximately 0.2 to 0.6 mm;
- and
- wherein a ratio of the foot width to a blade width of the blade section at a location of a deepest tooth cutout is greater than 2 and less than 3.5.
3 more elements
Dependencies are inferred from the claim text.