Battery pack system
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsTadao Kimura, Toshiaki Nakanishi
Life of this patent
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Abstract
A battery pack system is provided that can be replaced easily without modifying the side of an appliance using this battery pack system, on which charging is controlled by a voltage control, and includes a secondary battery with high performance that undergoes charging by a current control. A battery pack system is provided with a battery including at least one unit cell serving as a secondary battery with a positive electrode containing a nickel oxide as an active material, a detecting portion for detecting a battery state including a charging state in the battery, and a current adjusting portion, that is connected in series with the battery, for adjusting a charging current value according to the charging state detected by the detecting portion.
Claims7
A battery pack system comprising:
- a battery comprising at least one unit cell serving as a secondary battery with a positive electrode containing a nickel oxide as an active material;
- a detecting portion for detecting a battery state including a charging state in the battery;
- and
- a current adjusting portion, that is connected in series with the battery, for adjusting a charging current value according to the charging state detected by the detecting portion.
Dependencies are inferred from the claim text.