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. 16, 1980
Filed:
May. 17, 1979
Applicant:
Inventors:
William E Hawkins, Circleville, OH (US);
C George Huskey, Circleville, OH (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C / ; B02C / ;
U.S. Cl.
CPC ...
241222 ; 241242 ;
Abstract
A device is disclosed for smoothly, continuously, and more effectively shredding laterally-extended film material of indefinite length without jerking the film material into the device with excessive force. Cooperating cutting edges are used--one serrated, another smooth.