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:
May. 21, 2019
Filed:
Feb. 25, 2015
Applicant:
Ricoh Company, Ltd., Tokyo, JP;
Inventors:
Masami Takai, Tokyo, JP;
Akira Nakamura, Chiba, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 10/42 (2006.01); H01M 10/44 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0019 (2013.01); H01M 10/4257 (2013.01); H01M 10/44 (2013.01); H02J 7/0021 (2013.01); H01M 2010/4271 (2013.01);
Abstract
The method is disclosed of controlling a switch circuit which includes a first switching unit configured to switch between energy accumulation and energy release in a coil, and second switching units configured to connect or disconnect a plurality of corresponding storage batteries with the coil. The method comprises a first step of performing an operation to switch on the first switching unit and to switch off the second switching units; and a second step of performing an operation to switch off the first switching unit and to switch on only one of the second switching units.