Buckles – buttons – clasps – etc. – Zipper or required component thereof – Interlocking surface constructed from plural elements in series
Patent
1982-10-22
1990-01-09
Aschenbrenner, Peter A.
Buckles, buttons, clasps, etc.
Zipper or required component thereof
Interlocking surface constructed from plural elements in series
24403, A44B 1930
Patent
active
048918679
ABSTRACT:
A slide fastener comprising a fastener tape and a continuous synthetic resin fastener element row produced by extruding means having a series of cavities and secured to one side edge of the fastener tape by means of element securing threads is disclosed. The fastener element row includes a plurality of individual fastener elements each including an engaging head and upper and lower legs extending from the engaging head. The individual fastener elements are in series connected at regular spaces by upper and lower synthetic resin spacer means integrally formed with the fastener elements adjacent to the free ends of the legs. The spacer means has a minimum cross sectional area in the central portion thereof and the diameter gradually increases from the central portion toward and being connected to the opposing walls of adjacent fastener elements. The slide fastener further comprises connecting threads passing through the upper and lower legs of the plurality of connected fastener elements adjacent and parallel to the spacer means and anchored to the legs.
REFERENCES:
patent: 3328857 (1967-07-01), Burbank
patent: 3736628 (1973-06-01), Hansen
patent: 4037295 (1977-07-01), Rojahn
patent: 4080691 (1978-03-01), Moertel
patent: 4140157 (1979-02-01), Scott
patent: 4290175 (1981-09-01), Moertel
patent: 4418449 (1983-12-01), Heimberger
Murai Ryukichi
Takeshima Kiyoshi
Aschenbrenner Peter A.
Yoshida Kogyo K. K.
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