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:
Nov. 19, 1991
Filed:
Aug. 25, 1989
Applicant:
Inventors:
John L Center, Dallas, TX (US);
William C Mills, Jr, Dallas, TX (US);
John R Plaskett, Chattanooga, TN (US);
Assignee:
Frito-Lay, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31B / ;
U.S. Cl.
CPC ...
493183 ; 493453 ; 53491 ; 533747 ;
Abstract
A method and apparatus is disclosed for closing the bottom end flaps of a reusable rectangular carton whereby the carton is disposed in an expanded position with the bottom end flaps biased outward with respect to the carton sidewalls. A sequence controller is programmed to release the bias and fold each bottom end flap in a predetermined sequence. A closure is effected by disposing at least two end flaps in locking relationship to each other.