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Class 320/147 - Gas controlled


Subclass of Class 320 - Electricity: battery or capacitor charging or discharging
Definition: Subject matter including means for varying the rate of charging
No. of patents: 82
Last issue date: 02/22/2011


    3  
NumberTitleIssue Date
4143212Sealed storage battery
A sealed storage battery comprising a sealed container, an electricity generating means contained in the sealed container and composed of a positive electrode, a negative electrode and an electrolyte, a hydrogen gas oxidation auxiliary electrode disposed ...
03/06/1979
4097803Battery self-discharge indicator
Electrical leakage between electrodes in an electrochemical cell is determined by initially overcharging the cell to place it in a fully charged state. Various methods are available to ascertain a full charge, and a convenient method is disclosed in which...
06/27/1978
    3  
 
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