Apparatus for making billowed filling elements for packaging

Details Apparatus for making billowed filling elements for packaging Apparatus for making billowed filling elements for packaging

1983-11-09

1985-04-30

Hoag, Willard E.

Plastic article or earthenware shaping or treating: apparatus

Preform severing means

Means forming from bulk and downstream severing means

425817R, B29C 1710, B29F 300

Patent

active

045141657

ABSTRACT:
An extrusion die having a die face with plural apertures therethrough, the die face having a contour such as to mate with a non-linear cutting edge of a rotary cutter mounted for rotation about an axis parallel to the die face.

REFERENCES:
patent: 2993400 (1961-07-01), Glenton et al.
patent: 3162080 (1964-12-01), Hemker
patent: 3186277 (1965-06-01), Brunner
patent: 3228274 (1966-01-01), Cagen
patent: 3244049 (1966-04-01), Smith et al.
patent: 3389204 (1968-06-01), Hafliger
patent: 3779123 (1973-12-01), Chafee
patent: 3961000 (1976-06-01), Ropiequet
patent: 4269584 (1981-05-01), Kroll et al.
patent: 4277431 (1981-07-01), Peller

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