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:
Oct. 30, 2018
Filed:
Dec. 21, 2015
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Inventors:
Shinichi Koriyama, Miyoshi, JP;
Yuki Ito, Okazaki, JP;
Motoki Sugahara, Hamamatsu, JP;
Hiroshi Kitagawa, Nagoya, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C21D 9/00 (2006.01); C21D 1/74 (2006.01); F02F 7/00 (2006.01);
U.S. Cl.
CPC ...
C21D 1/74 (2013.01); C21D 9/0068 (2013.01); F02F 7/00 (2013.01);
Abstract
A heat treatment apparatus for a cylinder block, performs heat treatment by feeding gas. The heat treatment apparatus comprises a first feed part configured to feed the gas toward bores of the cylinder block, from a first side or a second side of the bores in an axis direction of the bores.