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US 2022/0190406 A1Published application
Power supply device
AssigneeSanyo Electric Co., Ltd.
InventorsYasuhiro Oono, Kentaro Okamura
Life of this patent
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Abstract
Battery cells may be heated safely and reliably. A power supply device includes a battery block (10) including battery cells including positive and negative electrodes at both ends, lead plate (2) connected to the positive and negative electrodes of the battery cells to electrically connect the battery cells, and a sheet heater (3) configured to heat the battery cells. The sheet heater (3) is thermally coupled and placed on one surface on the negative electrode of the battery cell via one of the lead plates (2).
Claims10
A power supply device comprising:
- a battery block including a plurality of battery cells, the plurality of battery cells including positive electrodes and negative electrodes, each of the plurality of battery cells including a corresponding one of the positive electrodes and a corresponding one of the negative electrodes at both ends of the each of the plurality of battery cells;
- lead plates connected to the positive electrode and the negative electrode of the plurality of battery cells to electrically connect the battery cells to one another;
- and
- a sheet heater configured to heat the battery cells, wherein
- the sheet heater is placed on a surface of the plurality of battery cells via one of the lead plates on a side of the negative electrode of the plurality of battery cells, the sheet heater being thermally coupled to the surfaces of the plurality of battery cells.
2 more elements
Dependencies are inferred from the claim text.