Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 15, 2011
Patent Application Number
12456150
Date Filed
June 12, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A simplified cell design is provided for a battery utilizing the 18650 form-factor, the simplified cell design reducing manufacturing cost, battery weight and the risk of shorting between the battery case and the battery terminal. In the cap assembly of the disclosed battery, the safety vent element, which is recessed relative to the top of the cell case, also serves as the battery terminal. Additionally, the insulating gasket positioned between the cell case and the cap assembly is designed to cover a large portion of the outer surface of the safety vent/battery terminal.
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