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:
Aug. 27, 1985
Filed:
Nov. 05, 1982
Applicant:
Inventor:
Heinrich Schmidt, Porta Westfalica, DE;
Assignee:
Heinrich Greve GmbH, Lubbecke, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31B / ;
U.S. Cl.
CPC ...
493373 ; 83159 ;
Abstract
Waste edge pieces are separated from punched blanks, especially cardboard box blanks, by puncturing to engage followed by outward pulling. The puncturing action is performed by a pawl, having a serrated edge, which is driven in an orbital motion.