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Title:
MULTI-VOLTAGE BATTERY PACK, ELECTRIC TOOL SYSTEM, AND CHARGING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/028399
Kind Code:
A1
Abstract:
Disclosed in the present invention is a multi-voltage battery pack. The multi-voltage battery pack comprises: a housing; battery modules accommodated in the housing, each battery module comprising a plurality of battery cells connected in series; a battery interface, the battery interface being provided on the housing and used for matching with an electric tool; and a switching component, provided in the housing and electrically connected to the battery modules, the switching component having a first state, a second state, and a third state, when the switching component being in the first state, the second state, and the third state, respectively, the multi-voltage battery pack outputting a first working voltage, a second working voltage, and a third working voltage, respectively, the third working voltage being greater than the second operating voltage, and the second operating voltage being greater than the first working voltage. The multi-voltage battery pack of the present disclosure improves the adaptability of an electric tool system having the battery pack.

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Inventors:
LU CHUNTAO (CN)
XIE XUYAN (CN)
YAN AN (CN)
LI XI (CN)
Application Number:
PCT/CN2021/110243
Publication Date:
February 10, 2022
Filing Date:
August 03, 2021
Export Citation:
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Assignee:
GLOBE JIANGSU CO LTD (CN)
International Classes:
H01M50/269; H01M50/503
Foreign References:
CN111816818A2020-10-23
CN212366097U2021-01-15
CN111816817A2020-10-23
CN212366134U2021-01-15
CN111816820A2020-10-23
CN212366133U2021-01-15
CN111816819A2020-10-23
CN212366135U2021-01-15
CN111816816A2020-10-23
CN212366136U2021-01-15
CN110783651A2020-02-11
CN109360928A2019-02-19
CN109360929A2019-02-19
CN109360930A2019-02-19
JP2012185051A2012-09-27
Attorney, Agent or Firm:
JZMC LAW OFFICE SHANGHAI (CN)
Download PDF:
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