B - Operations – Transporting – 29 – F
Patent
B - Operations, Transporting
29
F
226/83
B29F 3/00 (1980.01)
Patent
CA 1047712
ABSTRACT OF THE DISCLOSURE A carton, having tubularly arranged walls and at least one end closure including closure flaps connected to said walls and secured in face contact, is sealed along the edges of the closure flaps by an extruder head having right angular faces designed to extend along a surface of the closure flaps and the adjoining carton wall. The extruder head also includes a pair of right angled extruder slots through which the film of coating is extruded toward the two adjoining surfaces of the closure flap.
192606
Dick Raymond S.
Klitzke Loren J.
LandOfFree
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