Slide fastener

Details Slide fastener Slide fastener

2008-03-04

2008-03-04

Brittain, James R. (Department: 3677)

Buckles, buttons, clasps, etc.

Zipper or required component thereof

Interlocking surface constructed from plural elements in series

C024S408000

Reexamination Certificate

active

11294277

ABSTRACT:
The invention provides a fastener slider, wherein the fastener element comprising an element main body constituted of a base portion attached to a fastener tape, a neck portion and an engaging head portion continuous from the neck portion and expanding in a tape length direction and stiffening means provided on the element main body, allowing a fastener stringer to bend when the elements are separated and inhibiting the fastener chain from bending when the elements are engaged in a stiffening condition, the stiffening means having a first firm contact face making firm contact with mating stiffening means when the elements are engaged and a second firm contact face making firm contact with a partial surface of the engaging head portion of the fastener element when the elements are engaged, thereby the slide fastener having a rigid, linear or curved rod-like configuration when fastener elements are engaged, allowing it to deform in multiple directions.

REFERENCES:
patent: 1850160 (1932-03-01), Sundback
patent: 4067089 (1978-01-01), Forno
patent: 4349943 (1982-09-01), Moertel

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