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 7870828 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 18, 2011

Filed:

Apr. 13, 2007
Applicants:

Franz Mezger, Lauda Königshofen, DE;

Holger Arendt, Grossrinderfeld-Gerchsheim, DE;

Inventors:

Franz Mezger, Lauda Königshofen, DE;

Holger Arendt, Grossrinderfeld-Gerchsheim, DE;

Assignee:

Muller Martini Holding AG, Hergiswil, CH;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D05B 23/00 (2006.01); D05B 85/00 (2006.01); B42B 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A device for producing thread-stitched book blocks from a stack of signatures are arranged flat one on top of the other and are stitched together by stitched seams formed at right angles to the folds by a binding thread passed repeatedly in double strands through the folds of the signatures. The device has a first stitching needle that inserts the binding thread and a second stitching needle that draws the binding thread through the fold from the inside. A punch needle, which passes through the fold from the inside edge to form a punched hole, is arranged opposite the first and second stitching needles, each of which forms a stitched seam. The section of the needle that is used to pierce a fold has a polygonal cross-sectional shape.


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Mezger, Franz. (2011). Device for producing thread-stitched book blocks (U.S. Patent No. 7870828). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7870828

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