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:
Jul. 30, 1991
Filed:
Dec. 18, 1989
Applicant:
Inventors:
Masaya Ito, Nagoya City, JP;
Masato Taniguchi, Nagoya City, JP;
Assignee:
NGK Spark Plub Co., Ltd., Nagoya City, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
428627 ; 428673 ; 428680 ; 428684 ; 123 9039 ; 123 9051 ;
Abstract
A body, like a rocker arm, is disclosed which comprises a base body fabricated of a Ni-Cr-Mo type steel which contains less than 8 wt % Cr; and a ceramic tip soldered to a given portion of the base body. The soldering is so made as to increase the hardness of the base body.