Top stops for slide fasteners

Details Top stops for slide fasteners Top stops for slide fasteners

1977-11-22

1979-05-22

Dorner, Kenneth J.

Buckles, buttons, clasps, etc.

Buckles

One-piece

A44B 1924

Patent

active

041551478

ABSTRACT:
A top stop of thermoplastic material is thermally fused onto a plurality of topmost scoops of a continuous coupling element on each stringer tape to limit the upward or fastener closing movement of the slider. The top stop is substantially L-shaped, comprising a longitudinal portion embracing the coupling heads of several topmost scoops and a transverse portion bent outwardly from the upper extremity of the longitudinal portion to secure the stitching thread to the extreme endmost scoop or scoops.

REFERENCES:
patent: 1794139 (1931-02-01), Blair
patent: 2483703 (1949-10-01), Legat
patent: 3482292 (1969-12-01), Frohlich
patent: 3864792 (1975-02-01), Takahashi et al.
patent: 4034445 (1977-07-01), Stephens
patent: 4045845 (1977-09-01), Kando

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