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:
Jun. 24, 1980
Filed:
Nov. 20, 1978
Applicant:
Inventors:
Ronald B Stelter, Country Club Hills, IL (US);
Raymond P Kulka, Chicago, IL (US);
John Florczak, Westchester, IL (US);
Peter A Simonelis, Chicago, IL (US);
Edward J Fiala, Oak Lawn, IL (US);
Assignee:
The Continental Group, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D / ;
U.S. Cl.
CPC ...
1131 / ; 29773 ; 29795 ; 113 / ; 1131 / ; 1131 / ; 1131 / ; 1131 / ;
Abstract
Apparatus for applying pull tabs to container panels wherein tabs are singly fed from a stack onto a heated first anvil, each tab is then clamped to its respective anvil and an end portion thereof bent at right angles to the remainder of the tab. The bent tab is then transferred by way of the anvil into opposed relation to a bonding anvil which lifts a pre-heated end unit into contact with a pre-heated tab and applied pressure effects bonding of the tab to the end unit.