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Class 429/171 - Having seal


Subclass of Class 429 - Chemistry: electrical current producing apparatus, product, and process
Definition: Apparatus having means preventing either ingress or egress
No. of applications: 2
Last issue date: 05/26/2005


Application No.Application TitleIssue Date
20050112458Air cell with improved leakage resistance
An electrochemical battery cell with an oxygen reduction electrode and having improved electrolyte leakage resistance. The cell includes a component, disposed between the oxygen reduction electrode and an air inlet in the cell housing, through or around which air can pa...
05/26/2005
20050106453Prismatic sealed secondary battery having a case made of metal materials and method for manufacturing the same
This invention aims to provide a prismatic sealed secondary battery which is capable of ensuring a high battery capacity and suppressing the case swelling and which achieves high quality in appearance at low cost, and the method for manufacturing the same. To achieve th...
05/19/2005
 
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