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:
Jul. 02, 1991
Filed:
Apr. 26, 1990
Applicant:
Inventors:
Herman Kunzig, Weil am Rhein, DE;
Gunter Thoma, Weil am Rhein, DE;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ; B08B / ;
U.S. Cl.
CPC ...
15-151 ; 153091 ; 101227 ; 226197 ; 270 211 ;
Abstract
A dust removal arrangement for a turning bar in folders for printing machines has the turning bar surrounded by several suction chambers which, when viewed in cross-sectional, are arranged in a semicircular manner successively in parallel to the turning bar axis as well as in the moving direction of the paper, at least in the area of one of the lateral edges of the paper moving path. Discharge electrodes, has a d.c. voltage applied and are arranged at the paper inlet in the front area of the first suction chamber and at the paper outlet in the area behind the last suction chamber opposite the turning bar.