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:
Feb. 08, 2011
Filed:
Sep. 10, 2007
Stephen P. Stiffler, New Enterprise, PA (US);
Eric P. Helsel, New Enterprise, PA (US);
Donald E. Keller, Bedford, PA (US);
Don C. Rowlett, Bedford, PA (US);
Stephen P. Stiffler, New Enterprise, PA (US);
Eric P. Helsel, New Enterprise, PA (US);
Donald E. Keller, Bedford, PA (US);
Don C. Rowlett, Bedford, PA (US);
Kennametal Inc., Latrobe, PA (US);
Abstract
A road milling drum assembly that is for use with a road milling machine. The road milling drum includes a core portion carrying a first road planing bit assembly wherein the core portion detachably connects to the road milling machine. The first road planing bit assembly has a first milling width. The assembly further including one of the following components selected from the group of: (1) a protective cover that detachably connects to the core portion and the road milling machine; or (2) a milling extension segment carrying a second road planing bit assembly wherein the milling extension segment detachably connects to the core portion and the road milling machine. The second road planing bit assembly has a second milling width wherein the road milling drum has a milling width equal to the sum of the first milling width and the second milling width.