Method of forming a reclosable tray

Details Method of forming a reclosable tray Method of forming a reclosable tray

1989-09-29

1990-08-21

Spruill, Robert L.

Package making

Methods

Forming a cover adjunct or application of a cover adjunct to...

156 66, 206601, 383 61, 493213, 493390, B65B 6118, B43M 700, B65D 3316, B31B 184

Patent

active

049495275

ABSTRACT:
A tray for foodstuffs or the like having a continuous edge rim and a flexible cover placed over the top of the tray and sealed to the rim with an elongate continuous interlockable separate rib and groove profile on strips sealed to the surface of the cover wherein upstanding pull flanges above the rib and groove profiles may be pulled apart and the cover severed between the profiles for access to the contents so that the cover may be opened and closed.

REFERENCES:
patent: 2978769 (1961-04-01), Harrah
patent: 3219084 (1965-11-01), Ausnit et al.
patent: 4022324 (1977-05-01), Schuster
patent: 4240241 (1980-12-01), Sanborn, Jr.
patent: 4246288 (1981-01-01), Sanborn, Jr.
patent: 4437293 (1984-03-01), Sanborn, Jr.
patent: 4713839 (1987-12-01), Peppiatt

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