Waterproof slide fastener and apparatus for manufacturing...

Details Waterproof slide fastener and apparatus for manufacturing... Waterproof slide fastener and apparatus for manufacturing...

2008-03-04

2008-03-04

Brittain, James R. (Department: 3677)

Buckles, buttons, clasps, etc.

Zipper or required component thereof

With distinct member for sealing surfaces

C024S413000

Reexamination Certificate

active

07337506

ABSTRACT:
A waterproof slide fastener and a manufacturing apparatus thereof, wherein each fastener element has a coupling head, a neck portion, a body portion, and leg portions which are continuously fused and integrated, a terminal end is projected from a gap between upper/lower half portions of the coupling head, upper/lower flanges of a slider make a sliding contact with a surface of each of upper/lower half portions of each leg portion, each half portion of the leg portion is formed in a flat plate shape with a step and thinner than each half portion of the neck portion and the body portion in a direction perpendicular to a plane in which the fastener tape lies, and extending from the body portion via a crotch portion and guiding the flanges, two or more leg portions are disposed with a predetermined interval in a sliding direction.

REFERENCES:
patent: 2397331 (1946-03-01), Winterhalter
patent: 4350656 (1982-09-01), Moertel
patent: 0108214 (1984-05-01), None
patent: 1388302 (2004-02-01), None
patent: 2175637 (1986-12-01), None
patent: WO 02/03825 (2002-01-01), None

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