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. 12, 2022
Filed:
Nov. 17, 2017
Honda Motor Co., Ltd., Tokyo, JP;
HONDA MOTOR CO., LTD., Tokyo, JP;
Abstract
A battery pack having an air communication passage communicating the interior of the battery pack accommodating battery cells with the exterior of the battery pack, and configured to prevent moisture from reaching the battery cells. The battery pack includes a housing having outer and inner bottom plates, and defining a primary chamber for accommodating battery cells and a secondary chamber between the outer and inner bottom plates. The housing includes an air communication passage communicating the secondary chamber with an exterior of the housing. A part of a bottom surface of the inner bottom plate adjacent to an upright wall inclines upward with respect to a reference surface of the bottom surface of the inner bottom plate away from the outer bottom plate toward the upright wall. The air communication passage includes a first communication hole having an edge located above the reference surface of the inner bottom plate.