Apparatus for the welding of strips of thermoplastic material ly

Details Apparatus for the welding of strips of thermoplastic material ly Apparatus for the welding of strips of thermoplastic material ly

1980-08-04

1981-11-17

Wityshyn, Michael G.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Means joining flexible indefinite length or endless bodies...

100 33PB, 156 735, 156580, B29C 2708

Patent

active

043009760

ABSTRACT:
Apparatus for the welding of strips of thermoplastic material lying on top of each other which enables varying of the welding area and wherein the contact area between the jaws and the strip is larger than the welding area. One jaw is fixed and the other jaw is swingable about a vertical axis through the strip while in pressure engagement with the ends of the strips to be welded.

REFERENCES:
patent: 3442732 (1969-05-01), Stensaker et al.
patent: 3494280 (1970-02-01), Kobiella
patent: 3554845 (1971-01-01), Billett et al.
patent: 3648739 (1972-03-01), Angarola
patent: 4119449 (1978-10-01), Gould et al.
patent: 4227949 (1980-10-01), Wehr

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