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.

Date of Patent:
Nov. 06, 2018

Filed:

Apr. 24, 2015
Applicant:

Kyocera Corporation, Kyoto-shi, Kyoto, JP;

Inventor:

Masahiro Waki, Satsumasendai, JP;

Assignee:

KYOCERA CORPORATION, Kyoto-Shi, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 27/14 (2006.01); C23C 16/27 (2006.01); B23B 51/02 (2006.01); C23C 16/26 (2006.01); C23C 28/04 (2006.01);
U.S. Cl.
CPC ...
B23B 27/14 (2013.01); B23B 51/02 (2013.01); C23C 16/26 (2013.01); C23C 16/27 (2013.01); C23C 16/271 (2013.01); C23C 28/044 (2013.01); C23C 28/046 (2013.01); C23C 28/048 (2013.01); B23B 2226/31 (2013.01); B23B 2228/04 (2013.01); B23B 2228/105 (2013.01); B23B 2228/44 (2013.01);
Abstract

In an embodiment, a coated tool is disclosed. The coated tool includes a base material, a first layer on the base material, and a second layer coated on the first layer. The first layer contains diamond crystals therein and has a first mean crystal size. The second layer contains diamond crystals therein and has a second mean crystal size that is smaller than the first mean crystal size. The first and the second layers contain hydrogen, and have a first hydrogen content and a second hydrogen content respectively. The second hydrogen content is larger than the first hydrogen content.


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