Battery pack system
First Claim
1. A battery pack device comprising:
- terminals to be connected to a side of an appliance;
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 outputting a control signal according to the detected charging state; and
a current adjusting portion, that is connected in series with the battery, for adjusting a charging current value according to the control signal supplied by the detecting portion;
wherein the detecting portion and the current adjusting portion are part of the device when the terminals are connected to an appliance.
1 Assignment
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Accused Products
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.
15 Citations
7 Claims
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1. A battery pack device comprising:
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terminals to be connected to a side of an appliance;
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 outputting a control signal according to the detected charging state; and
a current adjusting portion, that is connected in series with the battery, for adjusting a charging current value according to the control signal supplied by the detecting portion;
wherein the detecting portion and the current adjusting portion are part of the device when the terminals are connected to an appliance. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification