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.

Date of Patent:
Aug. 11, 2015

Filed:

Jun. 13, 2011
Applicants:

Matt Tyler, Brown Deer, WI (US);

Jason Fuhr, Sussex, WI (US);

Inventors:

Matt Tyler, Brown Deer, WI (US);

Jason Fuhr, Sussex, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/12 (2006.01); H01M 2/34 (2006.01); H01M 10/04 (2006.01); H01M 2/10 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1241 (2013.01); H01M 2/1223 (2013.01); H01M 2/345 (2013.01); H01M 10/0431 (2013.01); H01M 2/1077 (2013.01); H01M 2220/20 (2013.01);
Abstract

A device for aiding in the fracture of a vent of an electrochemical cell includes a main body having a first surface and a plurality of lobes extending out from the first surface of the main body such that an open space is provided between adjacent lobes. Each of the plurality of lobes are configured to make contact with the vent during deployment of the vent such that the vent completely separates from a bottom of the electrochemical cell. The open space provided between adjacent lobes is configured to allow gases from inside the electrochemical cell to pass through during deployment of the vent.


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