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:
Sep. 15, 2015
Filed:
Jun. 23, 2011
Applicants:
Takuya Umemura, Anjo, JP;
Toru Yamada, Anjo, JP;
Hitoshi Suzuki, Anjo, JP;
Inventors:
Assignee:
MAKITA CORPORATION, Anjo-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H02J 9/00 (2006.01); H01M 10/44 (2006.01); H01M 10/46 (2006.01); H01M 6/50 (2006.01); H01L 35/30 (2006.01); H02K 7/14 (2006.01); B25F 5/00 (2006.01); H02J 7/34 (2006.01); H02J 1/00 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0052 (2013.01); B25F 5/00 (2013.01); H01L 35/30 (2013.01); H01M 6/50 (2013.01); H01M 10/44 (2013.01); H01M 10/46 (2013.01); H02J 7/0036 (2013.01); H02J 7/34 (2013.01); H02J 2001/004 (2013.01); H02K 7/14 (2013.01);
Abstract
The present invention is a power supply device for electric power tool that supplies an electric power to an electric power tool. The power supply device includes: an adapter configured to be electrically connected to the electric power tool; and a fuel cell configured to generate an electric power to be supplied to the electric power tool through the adapter, by causing an oxidation reaction between a fuel and an oxidant.