Dot heat stapling

Details Dot heat stapling Dot heat stapling

1983-02-04

1984-09-25

Wityshyn, Michael G.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Presses or press platen structures, per se

1563806, 156553, 1565801, 1565831, B30B 302, B30B 1534

Patent

active

044734328

ABSTRACT:
Dot Hot Stapling is provided wherein articles such as bags can be made of interwoven or knitted plastic material and wherein the interfitting or interwoven strips are adapted to be sealed together so as to prevent unraveling and to provide an economical method of making such articles. With the present invention, crossing points of tape type fabrics are attached together with dot sealing or dot hole edge sealing by any means that will accomplish this function. The dot heat sealing may be accomplished in any of plurality of ways such as by using heated needles, co-acting rollers with heated prongs, pulsed laser, interrupted heated air jets, a pulsed spark arrangement, intermittent ultrasound, ultrasonics, or the like.

REFERENCES:
patent: 3115564 (1963-12-01), Stacy
patent: 3486957 (1969-12-01), Fish et al.
patent: 3558381 (1971-01-01), Colianni
patent: 3758371 (1973-09-01), Lang et al.
patent: 3765974 (1973-10-01), Petersik et al.
patent: 4227959 (1980-10-01), Brown
patent: 4373979 (1983-02-01), Planeta

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