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:
Dec. 31, 2024
Filed:
Dec. 10, 2021
Applicant:
Makita Corporation, Anjo, JP;
Inventors:
Tomoki Hori, Anjo, JP;
Hayato Kano, Anjo, JP;
Assignee:
MAKITA CORPORATION, Anjo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 10/42 (2006.01); H01M 10/44 (2006.01); H01M 10/46 (2006.01); H01M 10/48 (2006.01);
U.S. Cl.
CPC ...
H02J 7/00714 (2020.01); H01M 10/425 (2013.01); H01M 10/443 (2013.01); H01M 10/46 (2013.01); H01M 10/486 (2013.01); H02J 7/00036 (2020.01); H02J 7/005 (2020.01); H02J 7/007182 (2020.01); H02J 7/007194 (2020.01); H01M 2010/4271 (2013.01);
Abstract
A battery pack includes an attaching portion, a battery, a voltage detection circuit, a current acquisition circuit, a next current calculation circuit, a first charging stop circuit, and a second charging stop circuit. The attaching portion is electrically and mechanically connected to the battery charger. The first charging stop circuit stops charging of the battery in response to a first condition being satisfied. The second charging stop circuit stops the charging of the battery in response to a second condition different from the first condition being satisfied.