Concealed slide fastener having warp-knitted stringer tapes

Details Concealed slide fastener having warp-knitted stringer tapes Concealed slide fastener having warp-knitted stringer tapes

1974-10-29

1976-04-27

Gelak, Bernard A.

Buckles, buttons, clasps, etc.

Buckles

One-piece

2420516C, A44B 1912, A44B 1940

Patent

active

039523802

ABSTRACT:
A slide fastener of the concealed or masked type having a pair of opposed stringer tapes carrying along respective longitudinal edges a row of interlocking fastener elements. The stringer tape consists of a web portion and a marginal edge portion interconnected by a flexing portion which defines an axis of fold along which the tape is folded on itself. The marginal edge portion has alternate wales and grooves, said wales projecting in a direction opposite to those wales formed on the web portion.

REFERENCES:
patent: 3820202 (1974-06-01), Takamatsu
patent: 3849842 (1974-11-01), Yoshida

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