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:
Dec. 30, 2014
Filed:
May. 06, 2011
Jörg Bauböck, Graz, AT;
Gernot Tropper, Graz, AT;
Jörg Bauböck, Graz, AT;
Gernot Tropper, Graz, AT;
Andritz AG, Graz, AT;
Abstract
The invention relates to a Yankee dryer () made of steel with a cylindrical steel shell () that is closed off at each end by a cylinder end cover (). According to the invention the Yankee dryer () has a one-piece central shaft () with a first and a second connecting flange () to join the central shaft () to the end covers (), where the diameter of the first connecting flange () is smaller than the diameter of the opening () in the second end cover () so that the central shaft () can be pushed through this opening () into the Yankee cylinder (). The invention also refers to a manufacturing process for a Yankee dryer ().