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:
Nov. 24, 2015
Filed:
Apr. 10, 2013
Applicant:
Makita Corporation, Anjo-shi, Aichi, JP;
Inventors:
Hidekazu Hayashi, Anjo, JP;
Eiji Kondo, Anjo, JP;
Hironori Ogura, Anjo, JP;
Hideyuki Taga, Anjo, JP;
Kazutoshi Ogino, Anjo, JP;
Assignee:
MAKITA CORPORATION, Anjo-Shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/30 (2006.01); H01M 2/10 (2006.01); H01M 2/34 (2006.01); H01M 2/36 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1016 (2013.01); H01M 2/1022 (2013.01); H01M 2/1055 (2013.01); H01M 2/1094 (2013.01); H01M 2/34 (2013.01); H01M 2/364 (2013.01);
Abstract
A battery pack may include a drainage device provided at a bottom portion of the housing case. The drainage device may include a drain hole communicating between the inside and the outside of the housing case, so that water introduced into the housing case is discharged to the outside of the housing case. The drainage device may be disposed between two of the terminal members that are connected to electrodes of the battery cells.