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:
Jun. 21, 1994
Filed:
Feb. 17, 1993
Applicant:
Inventors:
Ernst A Hahne, Allschwil, CH;
Franz Knopf, Allschwil, CH;
Assignee:
Eltex-Elektrostatik GmbH, Weil am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41F / ;
U.S. Cl.
CPC ...
101153 ; 101375 ;
Abstract
A pressure cylinder is accommodated in a printing assembly and provided with electrostatically assisted ink transfer. Its shaft is mounted in the framework of a printing press. It has a semiconductive jacket that is mounted over a steel surface and can be electrically charged. The shaft is electrically connected to the surface of the cylinder and electrically insulated from the framework. An electric potential can be applied to the shaft in order to charge the semiconductive jacket.