Method and apparatus for manufacturing a woven slide fastener st

Details Method and apparatus for manufacturing a woven slide fastener st Method and apparatus for manufacturing a woven slide fastener st

1997-02-27

1998-11-10

Falik, Andy

Textiles: weaving

Weft manipulation

139442, A44B 1954, A44B 1940

Patent

active

058329617

ABSTRACT:
A holes whereby the frame is adapted for receipt of foundation warp yarns of a fastener tape. A mandrel projects from the frame for shaping a thermoplastic resin monofilament into a fastener element. An anchoring-weft-yarn carrier bar and a foundation-weft-yarn carrier bar are both disposed below the mandrel. The apparatus also has a rotor with a monofilament guide hole wherein the rotor is revolvable or rotatable about the frame. An anchoring-warp-yarn heddle is disposed above the core cords and a foundation-warp-yarn heddle is disposed below the core cords. A hook lever is vertically movable and disposed before the foundation-weft-yarn carrier bar for pushing the outer core cords downward.

REFERENCES:
patent: 3524479 (1970-08-01), Burbank
patent: 4390046 (1983-06-01), Shimono
patent: 4682635 (1987-07-01), Ofusa et al.
patent: 4924914 (1990-05-01), Heimberger
patent: 5035267 (1991-07-01), Shimono

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