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:
Jan. 26, 2010

Filed:

Jun. 30, 2004
Applicants:

Thomas P. Anderson, Dodgeville, WI (US);

William C. Bushong, Madison, WI (US);

Denis D. Carpenter, Verona, WI (US);

Aaron J. Rositch, Edgerton, WI (US);

Marc L. Syvertsen, Madison, WI (US);

Bruce Weldum, Madison, WI (US);

Thomas M. Kaufman, Middleton, WI (US);

Inventors:

Thomas P. Anderson, Dodgeville, WI (US);

William C. Bushong, Madison, WI (US);

Denis D. Carpenter, Verona, WI (US);

Aaron J. Rositch, Edgerton, WI (US);

Marc L. Syvertsen, Madison, WI (US);

Bruce Weldum, Madison, WI (US);

Thomas M. Kaufman, Middleton, WI (US);

Assignee:

Rovcal, Inc., Madison, WI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electrochemical cell is provided having a cathode can that fits over an anode can to define an anode cavity for retaining active anode material. A cathode assembly is disposed proximal the base of the anode can, and is separated from the anode cavity via a separator. A radial seal is provided at the remote region between the outer periphery of the anode side wall and cathode side wall to prevent the leakage of electrolyte material. An insulator is disposed between the anode and cathode to provide electrical insulation therebetween.


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