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:
Jan. 23, 2007
Filed:
May. 05, 2003
Applicants:
Hisashi Tsukamoto, Saugus, CA (US);
Clay Kishiyama, Burbank, CA (US);
Andrew Szyszkowski, Canyon Country, CA (US);
Douglas Alan Ruth, Ii, Pleasant Grove, UT (US);
Inventors:
Hisashi Tsukamoto, Saugus, CA (US);
Clay Kishiyama, Burbank, CA (US);
Andrew Szyszkowski, Canyon Country, CA (US);
Douglas Alan Ruth, II, Pleasant Grove, UT (US);
Assignee:
Quallion LLC, Sylmar, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/04 (2006.01); H01M 2/08 (2006.01); B32B 15/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention is a sealed battery case and a method for making it, including a brazed ceramic ring that separates the positive and negative ends of the battery while providing a leak-tight seal. A brazing material is used that comprises greater than 50% gold. The case is strong, and can be negative, neutral, or positive, withstanding more than 3.5 V vs. Li/Li.