The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 02, 1986

Filed:

Oct. 24, 1984
Applicant:
Inventors:

Peter C Collura, Redwood City, CA (US);

Richard L Humphries, Redwood City, CA (US);

John K Lever, Redwood City, CA (US);

Assignee:

Certipak Corporation, Greenwich, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D / ; B65D / ;
U.S. Cl.
CPC ...
229 40 ; 206140 ;
Abstract

A thread and punch lock for article carriers includes a first closure panel with a plurality of spaced tongues along its terminal end. A locking tab is provided in longitudinal line with each tongue and adjacent thereto. The tab extends in opposing direction to the tongue; the tab and tongue together forming a locking unit. The second closure panel includes two substantially parallel, transversely elongated slits for receiving each locking unit when the closure panels are in proper overlapping relation. Disposed between these slits is the closure panel material forming a protector strap. The closure panels are locked together by inserting the tongue through the slit furthest from the edge of the second closure panel. The tab is then punched in the slit nearest the edge of the second closure panel so as to overlie the second closure panel and create edge to edge engagement. The protector strap overlies the tab along the interior of the carrier to hold the tab in locked engagement and provide extra strength.


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