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:
May. 19, 2020
Filed:
Mar. 03, 2016
Kennametal Inc., Latrobe, PA (US);
Michael David Saffels, Mogadore, OH (US);
Elvin Charles Williams, Pottsboro, TX (US);
Floyd Samuel Rosenbaum, Mentor, OH (US);
KENNAMETAL INC., Latrobe, PA (US);
Abstract
A cutting tool assembly for milling a rail top, includes a first section and a second section mounted to the first section. Each section includes a plurality of insert-receiving pockets for receiving a plurality of different types of cutting inserts. The plurality of different types of cutting inserts are arranged in a plurality of helical teeth that may be separated by a helical chip flute. In one embodiment, a first type of cutting insert is formed with a radius, R, a second type of cutting insert is formed with a radius, R, and a third type of cutting insert is formed with a radius, R, to perform a milling operation on three different areas of the rail top.