DRY CELL RECHARGER
A recharger applies a high frequency (about 100 kHz) preferably square wave pulsed d.c. current to a primary or secondary cell (BT1) to be recharged. An oscillator (26) supplies square waves to a current buffer (20), which draws current at terminal (16) when the input is on to cause the battery (BT1...
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Format: | Patent |
Sprache: | eng ; fre |
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