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. 22, 1983
Filed:
Jul. 20, 1981
Applicant:
Inventors:
Rudolf Fischer, Ludwigshafen-Oggersheim, DE;
Rudolf Stab, Wachenheim, DE;
Assignee:
Albert-Frankenthal AG, Frankenthal, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B26D / ; B31B / ;
U.S. Cl.
CPC ...
493399 ; 493402 ; 83887 ;
Abstract
For the purpose of helping in the making of a second lengthways fold in a web of paper in a folder having a folder blade for producing this fold, the paper is firstly scored at the desired fold position in the long direction by a sharp-edged wheel pushing the paper against a turning back-up part, which is let into the face of one of the nipper or guiding rolls of the folder. The wheel with the sharp edge is placed on the other, opposite roll between separate roll parts or wheels thereon gripping the web against the other roll.