Buckles – buttons – clasps – etc. – Including readily dissociable fastener having numerous,...
Patent
1987-11-25
1989-03-14
Sakran, Victor N.
Buckles, buttons, clasps, etc.
Including readily dissociable fastener having numerous,...
24445, A44B 1800
Patent
active
048114685
ABSTRACT:
A hook or male element for surface fasteners which is made of a thermoplastic monofilamentary material and which is provided with a coarse surface finish having a multiplicity of alternate minute recesses and ridges, giving rise in its frictional force and ensuring firm, stable engagement with loop or female elements. Having the minute recesses throughout its surface, this hook element can be dyed homogeneously or distinctly at the user's request.
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patent: 3921258 (1975-11-01), Brumlik
patent: 4169303 (1979-10-01), Lemelson
patent: 4330907 (1982-05-01), Ochiai
Sakran Victor N.
Yoshida Kogyo K. K.
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