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:
Apr. 09, 2019
Filed:
Nov. 29, 2016
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventors:
Hiroki Iguma, Shizuoka-ken, JP;
Akio Kawaguchi, Shizuoka-ken, JP;
Hideo Yamashita, Mishima, JP;
Kazuaki Nishio, Nisshin, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02F 1/00 (2006.01); B21K 3/02 (2006.01); C23C 4/10 (2016.01); F02B 77/00 (2006.01); C23C 4/01 (2016.01); F02F 1/24 (2006.01); F02F 1/42 (2006.01);
U.S. Cl.
CPC ...
B21K 3/02 (2013.01); C23C 4/01 (2016.01); C23C 4/10 (2013.01); F02B 77/00 (2013.01); F02F 1/42 (2013.01); F02F 1/24 (2013.01); F02F 1/4285 (2013.01); F02F 2200/06 (2013.01);
Abstract
A manufacturing method for a cylinder head is described. A masking member is attached to cylinder head material, which followed by a film formation step. The masking member comprises a mask portion to mask the matching surface with the cylinder block, and mask portions to mask each of the openings of the intake ports, the exhaust ports, and the CPS hole. Mask portions are linked directly to other mask portions without any steps.