Power source circuit having charge function and recording apparatus
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United States of America Patent
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May 23, 2000
Issued Date -
N/A
app pub date -
Jun 20, 1994
filing date -
Aug 6, 1990
priority date (Note) -
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Abstract
A power source circuit having a charge circuit for charging a chargeable battery includes a charge function having a circuit for detecting a battery voltage of the battery after the passage of a predetermined period at a charge voltage rising stage since the start of charging, a device for judging the life of the battery by comparing a detected result of the detecting circuit with a reference value, and a device for stopping the charge of the battery in accordance with the judgment of a battery failure by the judging device.
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