Seam welder for thermoplastic coated fabric

Details Seam welder for thermoplastic coated fabric Seam welder for thermoplastic coated fabric

1982-07-30

1984-05-08

Kimlin, Edward C.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With work feeding or handling means

156157, 156322, 156497, 156499, 156544, 156579, B44C 700

Patent

active

044472889

ABSTRACT:
A seam welding machine for thermally seaming edges of coated fabric panels (P and P') in the field, said machine having a guiding head (16) with opposed laterally open overlapping slots (19 and 20) for guiding overlapping panel edge portions into a nip area behind the head (16) wherein the tip (25) of a hot air welding gun is directed, upper and lower pressure rolls (30 and 31) and upper and lower drive belts (34 and 41) following said nip area to press said overlapping edge portions into a seam (S).

REFERENCES:
patent: 3402089 (1968-09-01), Seaman
patent: 3986918 (1976-10-01), Berner
patent: 4259142 (1981-03-01), Kortepeter

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