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. 20, 1980
Filed:
Sep. 08, 1978
Applicant:
Inventors:
Hiroshi Tanaka, Aichi, JP;
Kenji Sakurai, Komaki, JP;
Assignee:
NGK Spark Plug Co., Ltd., Nagoya, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B27G / ;
U.S. Cl.
CPC ...
407119 ; 7610 / ; 7610 / ; 76DI / ; 428472 ;
Abstract
A ceramic cutting tip which is applicable to a cutting tool of a lathe, a milling machine and the like is disclosed. The ceramic cutting tip comprises a ceramic sintered body including at least a cutting blade portion covered with a metal coating having a thickness of 1-10 .mu.,wherein the metal employed in the metal coating is selected from the group consisting of nickel, cobalt, aluminum and copper.