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. 02, 2003
Filed:
Mar. 21, 2002
Applicant:
Inventors:
Alexander Hagedorn, Pulheim, DE;
Norbert Aufsfeld, Pulheim, DE;
Assignee:
KHD Humboldt Wedag AG, Cologne, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B02C 1/724 ;
U.S. Cl.
CPC ...
B02C 1/724 ;
Abstract
A simply and compactly built drive system for a tube mill is provided whose force transmission is no longer threatened by flexures and other deformations of the grinding tube. A one-piece ring gear having a diameter less than or equal to the diameter of the grinding tube is attached to the small diameter end of a discharge cone of the grinding tube.