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:
Apr. 25, 2017
Filed:
Sep. 18, 2008
Applicants:
Tetsuya Ozaki, Kyoto, JP;
Manabu Kanemoto, Kyoto, JP;
Masaharu Watada, Kyoto, JP;
Inventors:
Assignee:
GS YUASA INTERNATIONAL LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); C22C 19/03 (2006.01); C22C 19/05 (2006.01); C22F 1/10 (2006.01); H01M 10/34 (2006.01);
U.S. Cl.
CPC ...
H01M 4/383 (2013.01); C22C 19/03 (2013.01); C22C 19/05 (2013.01); C22F 1/10 (2013.01); H01M 4/385 (2013.01); H01M 10/345 (2013.01);
Abstract
It is an object of the present invention to improve the cycle performance in a nickel-metal hydride battery using a rare earth-Mg—Ni type alloy. The present invention provides a nickel-metal hydride battery having a negative electrode including an La—Mg—Ni based hydrogen absorbing alloy, wherein the hydrogen absorbing alloy has a crystal phase having GdCotype crystal structure and contains calcium.