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. 24, 2015
Filed:
Aug. 23, 2010
Haruhiko Niitani, Tokyo, JP;
Haruhiko Niitani, Tokyo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
Abstract
Provided is a boring tool which not only is lightweight but also has both abrasion resistance and high stiffness. More specifically, provided is a boring tool wherein a shaft-like tool body () is equipped with cutting bits, and wherein the tool body () makes a reciprocating motion, thereby reaming a hole provided to a workpiece to be machined. The tool body () is provided with a substrate () formed by a carbon fiber reinforced composite material, a hard plating layer () consisting of hard plating applied to the surface () of the tool body (), and a backing layer () which is applied between the substrate () and the hard plating layer () and serves to improve the wettability of the hard plating layer ().