Title:
BATTERY PACK FOR ELECTRIC TOOL
Document Type and Number:
WIPO Patent Application WO/2022/209186
Kind Code:
A1
Abstract:
This battery pack is provided with a plurality of pouch type battery cells stacked along a first direction, a main substrate arranged in the first direction relative to the plurality of pouch type battery cells and having an electric power port for electrically connecting to an external device, a sub-substrate arranged in a second direction perpendicular to the first direction relative to the plurality of pouch type battery cells and being connected to positive electrode tabs and negative electrode tabs of the plurality of pouch type battery cells, and a connection member electrically connecting the sub-substrate and the main substrate to each other.
Inventors:
TANAKA KAZUYA (JP)
KOBAYAKAWA TADAHIKO (JP)
KOBAYAKAWA TADAHIKO (JP)
Application Number:
PCT/JP2022/002020
Publication Date:
October 06, 2022
Filing Date:
January 20, 2022
Export Citation:
Assignee:
MAKITA CORP (JP)
International Classes:
H01M10/613; H01M10/6235; H01M10/647; H01M10/6556; H01M10/6563; H01M50/204; H01M50/211; H01M50/247; H01M50/284; H01M50/509; H01M50/51; H01M50/512
Domestic Patent References:
| WO2015055536A1 | 2015-04-23 | |||
| WO2020171627A1 | 2020-08-27 | |||
| WO2021153040A1 | 2021-08-05 |
Foreign References:
| JP2012212589A | 2012-11-01 | |||
| JP2020524375A | 2020-08-13 |
Attorney, Agent or Firm:
KAI-U PATENT LAW FIRM (JP)
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