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:
May. 19, 2015
Filed:
Aug. 20, 2013
Applicant:
Water Gremlin Company, White Bear Lake, MN (US);
Inventor:
Robert W. Ratte, North Oaks, MN (US);
Assignee:
Water Gremlin Company, White Bear Lake, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/00 (2006.01); H01M 4/00 (2006.01); B22D 18/02 (2006.01); B22D 25/04 (2006.01); B22D 17/00 (2006.01);
U.S. Cl.
CPC ...
H01M 4/00 (2013.01); B22D 18/02 (2013.01); B22D 25/04 (2013.01); B22D 17/00 (2013.01);
Abstract
Apparatuses and methods of forming battery parts are disclosed herein. In one embodiment, a method of forming a battery part includes receiving a flowable material into a cavity, and reducing a volume of the cavity while a pin extending through at least a portion of the cavity remains at least generally stationary therein. The method further includes sealing the cavity by slidably engaging at least a portion of the pin with a recess in the piston proximate the end face of the piston.