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:
Sep. 10, 2019
Filed:
Oct. 14, 2014
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Inventors:
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
F02F 1/14 (2006.01); F02F 1/10 (2006.01); B23K 26/21 (2014.01); B23K 101/00 (2006.01);
U.S. Cl.
CPC ...
F02F 1/14 (2013.01); B23K 26/21 (2015.10); F02F 1/10 (2013.01); B23K 2101/006 (2018.08); F02F 2200/00 (2013.01);
Abstract
A manufacturing method of a cylinder block () includes: a step of forming a slit () to flow refrigerant therein, between adjacent cylinder bores (CB) among a plurality of cylinder bores provided in a cylinder portion (); a step of placing a first cover () in the slit and welding the first cover to the cylinder portion by laser beam welding; and a step of placing a second cover () on the first cover and joining the second cover to the cylinder portion by friction stir welding.