Battery pack, power storage device, power storage system, electronic appliance, electric vehicle, and power system
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United States of America Patent
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Mar 23, 2021
Grant Date -
Jan 12, 2017
app pub date -
May 13, 2015
filing date -
May 22, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A battery module, a power storage device, a power storage system, an electronic appliance, an electric vehicle, and a power system that can detect the voltage of a plurality of battery cells more accurately are provided. The power storage device includes a connection terminal portion which is coupled with terminal planes of a plurality of battery cells constituting battery columns. The connection terminal portion includes a coupling portion including a first coupling portion configured to couple at least with a first battery column and a second coupling portion configured to couple at least with a second battery column adjacent to the first battery column, and an extension portion extended from an end of the coupling portion in a longitudinal direction. The extension portion is provided at a predetermined position.
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