Packaging techniques for semi-rigid packages

Details Packaging techniques for semi-rigid packages Packaging techniques for semi-rigid packages

1977-09-19

1978-09-19

McGehee, Travis S.

Package making

Methods

With contents treating

53510, 53511, B65B 3102

Patent

active

041143485

ABSTRACT:
A package comprising a receptacle cup of semi-rigid plastic having a top of semi-rigid plastic sealed to flanges of the receptacle and formed inwardly to press against the packaged product and hold it in place with or without evacuation of the interior. Different techniques and apparatus are disclosed for forming such packages. Package configurations also are disclosed providing improved recloseable characteristics, wherein the semi-rigid nature of both the top and the cup are utilized to enable the reclosed top to be held securely in place.

REFERENCES:
patent: 3481101 (1969-12-01), Steadman

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