Slide fastener chain

Details Slide fastener chain Slide fastener chain

2008-04-08

2008-04-08

Brittain, James R (Department: 3677)

Buckles, buttons, clasps, etc.

Zipper or required component thereof

Interlocking surface constructed from plural elements in series

C024S413000

Reexamination Certificate

active

07353570

ABSTRACT:
A fastener chain, in which fastener elements each formed into a single unit of synthetic resin are attached at a constant interval along opposing side edges of a pair of fastener tapes, a front surface portion and a rear surface portion are provided on the front and rear sides of the fastener element, the surface of the front surface portion is formed into a curved face entirely swelling out circularly and upward while the rear surface portion is formed into a flat plane which is entirely even, and the front surface and the rear surface of the fastener element may have different shapes or the same shape so as to secure a fastener chain having an excellent tactile feel and beautiful appearance.

REFERENCES:
patent: 2385020 (1945-09-01), Morin
patent: 2564742 (1951-08-01), Wahl
patent: 3055069 (1962-09-01), Morin
patent: 3874038 (1975-04-01), Takamatsu
patent: 4152813 (1979-05-01), Heimberger
patent: 4513483 (1985-04-01), Kasai
patent: 954 142 (1956-12-01), None
patent: 2 339 469 (1974-02-01), None
patent: 2951026 (1981-07-01), None
patent: 63-7049 (1988-02-01), None

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