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.
Patent No.:
Date of Patent:
Feb. 19, 1980
Filed:
Oct. 05, 1978
Applicant:
Inventors:
James F Rappolt, Overland Park, KS (US);
Edward L Osborne, Kansas City, KS (US);
Assignee:
Westvaco Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
229 / ; 229 35 ;
Abstract
A panel locking means is provided for securing together two or more corrugated paperboard panels in face-to-face contact. For this purpose, the panels to be secured together are provided with notches which have a narrow entry portion along the edge of a panel and taper outwardly to a wider base portion interiorly of the panel, and locking tabs which have a relatively narrow hinge portion interiorly of a panel and taper outwardly to a wider end portion along the edge of the panel.