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. 06, 2011
Filed:
Feb. 19, 2008
Applicants:
Jeremy Robert Carlson, Cary, NC (US);
Larry Glenn Estes, Durham, NC (US);
Joseph Anthony Holung, Wake Forest, NC (US);
Timothy Humphrey, Raleigh, NC (US);
Tin-lup Wong, Chapel Hill, NC (US);
Bouziane Yebka, Cary, NC (US);
Inventors:
Jeremy Robert Carlson, Cary, NC (US);
Larry Glenn Estes, Durham, NC (US);
Joseph Anthony Holung, Wake Forest, NC (US);
Timothy Humphrey, Raleigh, NC (US);
Tin-Lup Wong, Chapel Hill, NC (US);
Bouziane Yebka, Cary, NC (US);
Assignee:
Lenovo (Singapore) Pte. Ltd., Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The gap between the bottom of a center gas vent pipe in a battery cell and the bottom of the cell can is established to be at least a minimum distance to reduce the risk of battery damage from inadequate gas venting.