Closure mechanism for food tray covers

Details Closure mechanism for food tray covers Closure mechanism for food tray covers

1972-03-03

1976-08-10

McGehee, Travis S.

Package making

Closing packages and filled receptacles

Separate closure applying

B65B 728

Patent

active

039733742

ABSTRACT:
The closure mechanism includes means for tucking the trailing edge of a cover sheet beneath the trailing rim portion of a container at the opposed side rim portions of the container. A further mechanism is used to fold the remaining portion of the trailing edge of the cover sheet around the trailing rim portion of the container. A specific embodiment of the invention includes the use of two separate tucking elements laterally displaced with respect to each ther and a single folding element disposed therebetween. Means are provided to reciprocate the tucking and folding elements between a resting and working position.

REFERENCES:
patent: 3116560 (1964-01-01), Anderson
patent: 3138906 (1964-06-01), Anderson

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