IDiyas

For the Inventor, By the Inventor

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.:

US 11688891 B1

PDFFull Text
Date of Patent:
Jun. 27, 2023

Filed:

Dec. 13, 2021

Battery charger with battery state detection

Applicant:

Schumacher Electric Corporation, Fort Worth, TX (US);

Inventors:

Patrick J. Clarke, St. Charles, IL (US);

John S. Whiting, North Richland Hills, TX (US);

Assignee:

Schumacher Electric Corporation, Fort Worth, TX (US);

Attorneys:

Michael Stanley Tomsa

McAndrews, Held & Malloy, Ltd.

Primary Examiner:

Edward Tso

Int. Cl.
CPC ...
H01M 10/46 (2006.01); H01M 10/42 (2006.01); G01R 31/371 (2019.01); G01R 31/392 (2019.01); G01R 31/3835 (2019.01); H02J 7/00 (2006.01); H01M 10/44 (2006.01); H01M 10/48 (2006.01); G01R 31/364 (2019.01); G01R 31/00 (2006.01); G01R 31/378 (2019.01); G01R 31/3842 (2019.01); G01R 31/379 (2019.01); G01R 1/20 (2006.01); G01R 13/02 (2006.01); G01R 19/00 (2006.01); H01R 13/02 (2006.01); H01R 13/66 (2006.01);
U.S. Cl.
CPC ...
H01M 10/4285 (2013.01); G01R 31/371 (2019.01); G01R 31/3835 (2019.01); G01R 31/392 (2019.01); H01M 10/446 (2013.01); H01M 10/48 (2013.01); H02J 7/005 (2020.01); H02J 7/00032 (2020.01); H02J 7/0036 (2013.01); H02J 7/00047 (2020.01); H02J 7/0049 (2020.01); H02J 7/0069 (2020.01); H02J 7/00712 (2020.01); H02J 7/00714 (2020.01); H02J 7/00718 (2020.01); H02J 7/007192 (2020.01); G01R 1/203 (2013.01); G01R 13/02 (2013.01); G01R 19/0069 (2013.01); G01R 31/006 (2013.01); G01R 31/364 (2019.01); G01R 31/378 (2019.01); G01R 31/379 (2019.01); G01R 31/3842 (2019.01); H01R 13/025 (2013.01); H01R 13/6616 (2013.01); H01R 13/6625 (2013.01); H01R 13/6683 (2013.01); H01R 13/6691 (2013.01); H02J 7/0048 (2020.01); H02J 7/007194 (2020.01);
Abstract

A battery charger and method is disclosed for detecting when a battery has a low state of health while simultaneously charging or maintaining the battery. A battery charger includes a processor; a non-transitory memory device; a power management device to receive an input power and to output a charging current; a pair of electrical conductors to electrically couple with a battery, and a display electrically coupled to the processor. The display being configured to indicate a bad battery indicator when the battery has a low state of health and whether the battery is good to start.

Find Patent Forward Citations

Loading…