Invention Grant
- Patent Title: Electric resistance welder and method manufacturing battery using the same
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Application No.: US16981568Application Date: 2019-10-30
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Publication No.: US11945040B2Publication Date: 2024-04-02
- Inventor: Jaewoong Jung , Yeo Min Yoon , Kyungwook Cho
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee: LG ENERGY SOLUTION, LTD.
- Current Assignee Address: KR Seoul
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: KR 20180148841 2018.11.27
- International Application: PCT/KR2019/014480 2019.10.30
- International Announcement: WO2020/111533A 2020.06.04
- Date entered country: 2020-09-16
- Main IPC: B23K11/30
- IPC: B23K11/30 ; B23K11/00 ; B23K11/11 ; B23K11/36 ; B23K101/36 ; H01M10/04 ; H01M50/10 ; H01M50/107 ; H01M50/531
Abstract:
The present invention relates to an electric resistance welder that includes a compressor, a welding holder, and a welding rod, wherein air compressed by the compressor may be introduced into the welding rod through the welding holder and is then discharged through air outlets formed in the welding rod.
Public/Granted literature
- US20210299779A1 ELECTRIC RESISTANCE WELDER AND METHOD MANUFACTURING BATTERY USING THE SAME Public/Granted day:2021-09-30
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