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. 03, 1976
Filed:
Nov. 08, 1973
Applicant:
Inventors:
Itaru Niimi, Nagoya, JA;
Yasuhisa Kaneko, Toyota, JA;
Yoshiro Komiyama, Okazaki, JA;
Masaaki Tokui, Toyota, JA;
Katsumi Kondo, Toyota, JA;
Akio Kouno, Toyota, JA;
Assignee:
Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B / ;
U.S. Cl.
CPC ...
92223 ; 427 34 ; 308241 ;
Abstract
An aluminum alloy piston for an internal combustion engine, which has been made wear and seizure resistant by forming an adherent coating on at least the skirt of said piston, by applying thereto an iron-carbon powder containing less than 0.3% by weight of C, the balance being substantially all iron. A film of manganese phosphate may be subsequently applied to said skirt.