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US 8,418,326 B2Granted
Metallic one-side teeth and two-way slide fastener
AssigneeYKK Corporation
InventorsFutoshi Kozato, Hayato Ishii
Life of this patent
Estimating the term…
Abstract
Metallic one-side teeth include an upper inclined plane declining toward the side of interlock dent portion provided between the opening edge of the interlock dent portion and the apical edge of an interlock head portion.
Claims9
A metallic one-side tooth, comprising:
- an interlock convex portion formed on one side of an interlock head portion, an interlock dent portion formed on the other side of the interlock head portion, wherein the interlock dent portion is configured to receive an interlock convex portion of another metallic one-side tooth, and a pair of legs extending in parallel from a rear portion of the interlock head portion,
- a downward inclined upper inclined plane that extends from a front portion of the interlock head portion to an opening edge of the interlock dent portion and toward an inner portion of the interlock dent portion wherein the front portion of the interlock head portion includes an apical edge,
- and wherein a portion of an inner circumferential surface of the interlock dent portion is joined to the upper inclined plane at the opening edge of the interlock dent portion.
Dependencies are inferred from the claim text.