Concealed slide fastener

Details Concealed slide fastener Concealed slide fastener

1978-05-17

1979-03-13

Gelak, Bernard A.

Textiles: weaving

Fabrics

Special shape

242051C, A44B 1932, A44B 1942

Patent

active

041436806

ABSTRACT:
A concealed slide fastener comprising an engageable pair of stringers individually consisting of a woven fabric tape and an element attached along a side edge portion of the tape, in which employed for the warp yarn woven in at such a portion of the tape which substantially corresponds to the center of a coupling head of the element and along which the tape is double folded is finer than the warp yarn woven in the rest portion of the tape, for an improved ease and accuracy of the tape folding and also an improved fastener concealing performance.

REFERENCES:
patent: 3900928 (1975-08-01), Takamatsu
patent: 4058145 (1977-11-01), Frohlich

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