Packaging techniques for semi-rigid packages

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

1979-07-09

1981-07-14

Culver, Horace M.

Package making

Methods

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

53433, 53453, B65B 6118, B65B 4308

Patent

active

042779316

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: 2982073 (1961-05-01), Zimmerer
patent: 3545163 (1970-12-01), Mahaffy et al.

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