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, 1991
Filed:
Sep. 08, 1989
Applicant:
Inventor:
Hanspeter Hediger, Sempach-Stadt, CH;
Assignee:
Jos. Hunkeler, Ltd., Wikon, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41L / ;
U.S. Cl.
CPC ...
270 39 ; 493413 ;
Abstract
Apparatus for forming a stack of zigzag folding paper by feeding a web of cross-perforated paper from below through an oscillating gap onto the upper strands of bands, said apparatus having length-compensating means whereby the lengthening of the upper strand of one band powers the means for compensating for the increase in the length of the lower strand of the other band.