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:
Dec. 13, 1994
Filed:
Jan. 25, 1994
Applicant:
Inventor:
Donald E Vaughan, Chesterfield County, VA (US);
Assignee:
Reynolds Metals Company, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B26F / ;
U.S. Cl.
CPC ...
425196 ; 83660 ; 264156 ; 425194 ; 425290 ; 425D / ; 492 36 ;
Abstract
An apparatus for perforating packaging film which includes a cylindrical roller which is rotatable about a longitudinal axis. Bearings are mounted to each end of the roller to facilitate rotation. A number of longitudinal, circumferentially spaced grooves are formed in the outer surface of the roller. Perforation pin holders are removably and adjustably mounted in the grooves. The perforating pins are removably or permanently mounted on the holder.