Battery cell and monitoring device for assembled battery
First Claim
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1. A battery cell comprising:
- a power generating element comprised of a plurality of positive plates coated with a positive active material and a plurality of negative plates coated with a negative active material, the positive plates and negative plates alternately laminated with separators there between;
an exterior member configured to overlay the power generating element, the exterior member including an insulating layer and a conductive layer, the conductive layer being disposed between the power generating element and the insulating layer, and the conductive layer including a connection section configured to be electrically connected external to the battery cell; and
a conductive member overlaying and bonded to the insulating layer of the exterior member and configured to be electrically connected external to the battery cell, wherein the power generating element is connected to a positive electrode tab extending exterior to the exterior member and a negative electrode tab extending exterior to the exterior member.
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Abstract
A battery cell includes a power generating element, an electrode connected to the power generating element and configured to electrically connect the power generating element to outside, and an exterior member configured to cover the power generating element. The exterior member includes an insulating layer and a conductive layer, and the conductive layer includes a connection section electrically connected to the outs.
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Citations
17 Claims
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1. A battery cell comprising:
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a power generating element comprised of a plurality of positive plates coated with a positive active material and a plurality of negative plates coated with a negative active material, the positive plates and negative plates alternately laminated with separators there between; an exterior member configured to overlay the power generating element, the exterior member including an insulating layer and a conductive layer, the conductive layer being disposed between the power generating element and the insulating layer, and the conductive layer including a connection section configured to be electrically connected external to the battery cell; and a conductive member overlaying and bonded to the insulating layer of the exterior member and configured to be electrically connected external to the battery cell, wherein the power generating element is connected to a positive electrode tab extending exterior to the exterior member and a negative electrode tab extending exterior to the exterior member. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A battery assembly unit, comprising:
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an assembled battery including a plurality of battery cells, each battery cell including; a power generating element comprised of a plurality of positive plates coated with a positive active material and a plurality of negative plates coated with a negative active material, the positive plates and the negative plates alternately laminated with separators there between; an exterior member configured to cover the power generating element, the exterior member including an insulating layer and a conductive layer, the conductive layer being disposed between the insulating layer and the power generating element, and the conductive layer including a connection section configured to be electrically connected external to the battery cell; and a conductive member overlaying and bonded to the insulating layer of the exterior member and configured to be electrically connected external to the battery cell, wherein the power generating element is connected to a positive electrode tab extending exterior to the exterior member and a negative electrode tab extending exterior to the exterior member; and a detection unit configured to detect voltages of the plurality of battery cells, the detection unit being electrically connected to the connection section of at least one battery cell. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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Specification