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.:

US 8277368 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 02, 2012

Filed:

Jul. 23, 2009
Applicants:

Herbert Ackermann, Baldringen, DE;

Jürgen Kübler, Marbach, DE;

Inventors:

Herbert Ackermann, Baldringen, DE;

Jürgen Kübler, Marbach, DE;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B31B 1/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

A folding machine for folding sheets of paper, board and the like, includes at least one knife-shaft unit for cutting, perforating, scoring or crimping the sheets. The knife-shaft unit has at least one pair of driven knife shafts. Knife-retaining units for retaining knives are fitted in a rotationally fixed manner on the knife shafts. The knife-retaining units have a split construction and are formed by a plurality of partial shells. A knife holder for a knife shaft of a folding machine, is also provided.


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Ackermann, Herbert. (2012). Folding machine and knife holder for a knife shaft of a folding machine (U.S. Patent No. 8277368). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8277368

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