Plastic film wrapper and sealer apparatus

Details Plastic film wrapper and sealer apparatus Plastic film wrapper and sealer apparatus

1983-08-11

1985-01-01

Spruill, Robert L.

Package making

Progressively seamed cover web or web folds

With closing of web between package units

53373, 156203, 156290, 156466, B65B 906

Patent

active

044909624

ABSTRACT:
Apparatus for securing plastic film about a product including a curved forming plate, sealer means cooperating with the plate to form spaced discrete heat seals in overlapping portions of plastic sheet disposed about the plate and product, and transport means for reciprocatably moving the sealer means so that it remains in engagement with overlapped sheet portions and follows the path of movement thereof for a predetermined period of time.

REFERENCES:
patent: 3274746 (1966-08-01), James et al.
patent: 4330351 (1982-05-01), LoMaglio

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