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. 04, 2025
Filed:
Oct. 22, 2021
Nissan Motor Co., Ltd., Yokohama, JP;
Norikatsu Sekine, Kanagawa, JP;
NISSAN MOTOR CO., LTD., Yokohama, JP;
Abstract
A cylinder block () includes a main block body () made of a metal material and an outer member () made of a resin material and welded to the main block body (). The main block body () has a cylinder wall () defining therein a cylinder bore () and a second columnar part (B) formed at a position apart from the cylinder wall (). The outer member () has a second columnar part insertion hole () and defines a water jacket between the outer member () and the cylinder wall (). The second columnar part (B) is placed in the second columnar part insertion hole () with a predetermined clearance left between the second columnar part insertion hole () and the second columnar part (B), in a state of being isolated from the water jacket, and extends to a cylinder head.