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:
Apr. 22, 2014

Filed:

Jul. 31, 2009
Applicants:

Robert W. Ratte, North Oaks, MN (US);

Norman E. Peterson, Wyoming, MN (US);

Tracy L. Cain, Forest Lake, MN (US);

Inventors:

Robert W. Ratte, North Oaks, MN (US);

Norman E. Peterson, Wyoming, MN (US);

Tracy L. Cain, Forest Lake, MN (US);

Assignee:

Water Gremlin Company, White Bear Lake, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/30 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Battery parts, such as battery terminals, and associated systems and methods for making same. In one embodiment, a battery part has a sealing region or sealing bead located on a lateral face of an acid ring for increasing resistance to leakage therepast as the battery container shrinks. Another embodiment includes a forming assembly for use with, for example, a battery part having a bifurcated acid ring with spaced apart lips. The forming assembly can include movable forming members that can be driven together to peen, crimp, flare or otherwise form the lips on the bifurcated acid ring.


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