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. 16, 1996
Filed:
Jun. 24, 1994
Applicant:
Inventors:
James B Vrotacoe, Rochester, NH (US);
Charles D Lyman, Farmington, NH (US);
Edward E Urquhart, Portsmouth, NH (US);
Assignees:
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Heidelberg Harns, Inc., Dover, NH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41F / ; B41F / ;
U.S. Cl.
CPC ...
101216 ; 101217 ; 101375 ; 101487 ; 492 46 ;
Abstract
In a lithographic printing press for printing on material in sheet or web form, a plate cylinder has a printing form mounted thereon. A gapless blanket cylinder is engageable with the plate cylinder and a tubular, removable blanket having a continuous surface is mounted on the blanket cylinder. Mechanisms to expand a cylindrical sleeve are provided as well as mechanisms to reduce cylinder distortion during rotation.