System for thermoforming sheet material to obtain containers...

Details System for thermoforming sheet material to obtain containers... System for thermoforming sheet material to obtain containers...

2005-08-16

2005-08-16

Castellano, Stephen (Department: 3727)

Receptacles

Arrangements of plural receptacles

At least one combined or convertible

C220S507000, C220S023800

Reexamination Certificate

active

06929141

ABSTRACT:
An apparatus comprises indexing means (75) arranged for indexing sheet material (1) along an advancing direction (F) through a forming station (5) in which shells (50, 50a, 50b) of containers (53, 54, 55, 56, 80) joined by undeformed parts of said sheet material (1) are obtained, a filling station (7, 7a) in which said shells are filled with product (52), a shearing station (11) in which said shells (50, 50a, 50b) are severed from said sheet material (1); a method comprises forming sheet material (1) deforming portions thereof so as to obtain shells (50, 50a, 50b) of containers, filling said shells (50, 50a, 50b) with product (52), shearing said shells (50, 50a, 50b) severing them from said sheet material (1); a container comprises a first part of container (50) and a second part of container (50) between which interposing (20) means is peelably interposed.

REFERENCES:
patent: 3948017 (1976-04-01), Faller
patent: 4700835 (1987-10-01), Rognsvoog, Jr.
patent: 5201163 (1993-04-01), Reil et al.
patent: 5388757 (1995-02-01), Lorenzen
patent: 29 33 043 (1981-03-01), None
patent: 40 10 428 (1991-10-01), None
patent: 0 692 364 (1996-01-01), None
patent: WO 97/33741 (1997-09-01), None

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