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:
Mar. 31, 2020
Filed:
Jan. 03, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventor:
Hiroki Iguma, Sunto-gun, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02F 1/24 (2006.01); F02B 77/11 (2006.01); F16J 10/02 (2006.01); B23P 13/02 (2006.01);
U.S. Cl.
CPC ...
F02F 1/24 (2013.01); F02B 77/11 (2013.01); B23P 13/02 (2013.01); F02F 2200/00 (2013.01); F02F 2200/06 (2013.01); F16J 10/02 (2013.01);
Abstract
A cylinder head material of an engine is casted (Step S). Next, the cylinder head material is machined (Step S). Next, a heat shielding film is formed on a ceiling surface of the cylinder head material (Step S). Next, the film thickness of the heat shielding film is measured (Step S). Next, a rank of a piston to be combined with the ceiling surface is selected (Step S). The rank of the piston selected in Step Sis a rank according to depth of a cavity. Next, the rank of the piston selected in Step Sis stamped on the cylinder head (Step S).