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:
Jan. 06, 1976
Filed:
Jan. 31, 1975
Applicant:
Inventors:
Takeshi Hiraoka, Ageo, JA;
Shigeru Urano, Ohmiya, JA;
Assignee:
Nippon Piston Ring Co., Ltd., Tokyo, JA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
148 315 ; 291961 ; 7512 / ; 148 34 ;
Abstract
Relative sliding members comprising as materials in combination a nitrified sintered alloy and an alloy cast iron, chemical components of which are well selected in percentage so as to provide better wear resistance and machinability.