Slider fastener and stringer

Buckles – buttons – clasps – etc. – Buckles – One-piece

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Details

2420516D, 2420513C, A44B 1940, A44B 1912

Patent

active

039758028

ABSTRACT:
A stringer for a slide fastener is formed by assembling head portions of a spiral coupling element through slots in a support member which is folded and secured to retain the spiral coupling element by strap portions between the slots extending at an oblique angle to the folded edge.

REFERENCES:
patent: 1609487 (1926-12-01), Marinsky
patent: 1937297 (1933-11-01), Sundback
patent: 2018099 (1935-10-01), Sundback
patent: 3430304 (1969-03-01), Swainson
patent: 3517422 (1970-06-01), Uhrig
patent: 3854174 (1974-12-01), Yoshida

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