Automatic finishing method for airtight and waterproof slide fas

Details Automatic finishing method for airtight and waterproof slide fas Automatic finishing method for airtight and waterproof slide fas

1993-08-31

1995-08-08

Echols, P. W.

Metal working

Method of mechanical manufacture

Of a slide fastener

29768, 83921, B21D 5350

Patent

active

054387442

ABSTRACT:
An automatic finishing method for an airtight and waterproof slide fastener, comprising the steps of: supplying each of a pair of slide fastener chains, which has coupling elements attached to a waterproof fastener tape by clamp elements, by a pair of toothed supply rollers meshing with the clamp elements of the respective slide fastener chain; and threading the slide fastener chains through a slider situated on a travelling path of the slide fastener chains for interengaging the slide fastener chains and then discharging the interengaged slide fastener chains from the slider.

REFERENCES:
patent: 2287263 (1942-06-01), Nedal
patent: 4237604 (1980-12-01), Sawada et al.
patent: 4292733 (1981-10-01), Iimura
patent: 4392291 (1983-07-01), Iai

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