Buckles – buttons – clasps – etc. – Buckles – One-piece
Patent
1978-01-31
1980-04-22
Foss, J. Franklin
Buckles, buttons, clasps, etc.
Buckles
One-piece
A44B 1700
Patent
active
041987349
ABSTRACT:
Self-gripping devices having a base with a plurality of the gripping element attached are disclosed. The gripping elements are capable of releasably self-gripping fibrous materials without damaging same include a stiffly rigid stem with at least one flexible self-gripping means attached thereto. The self-gripping means can be one or more retaining nibs integral with or attached to the stem and are generally inclined downward so as to offer relatively little resistance upon penetration into a fibrous material and greater resistance to pulling out.
REFERENCES:
patent: 3123077 (1964-03-01), Alcamo
patent: 3136026 (1964-06-01), De Mestral
patent: 3166072 (1965-01-01), Sullivan
patent: 3490107 (1970-01-01), Brumlik
patent: 3494006 (1970-02-01), Brumlik
patent: 3522637 (1970-08-01), Brumlik
patent: 3708833 (1973-01-01), Ribich
patent: 3762000 (1973-10-01), Menzin
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