Invention Grant
- Patent Title: Secondary battery, battery module, vehicle, and flying object
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Application No.: US17019732Application Date: 2020-09-14
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Publication No.: US11646452B2Publication Date: 2023-05-09
- Inventor: Yasuaki Murashi , Masahiro Murata , Tatsuya Shinoda
- Applicant: KABUSHIKI KAISHA TOSHIBA
- Applicant Address: JP Tokyo
- Assignee: KABUSHIKI KAISHA TOSHIBA
- Current Assignee: KABUSHIKI KAISHA TOSHIBA
- Current Assignee Address: JP Tokyo
- Agency: Maier & Maier, PLLC
- Main IPC: H01M10/0587
- IPC: H01M10/0587 ; H01M50/147 ; H01M10/04 ; H01M50/224 ; H01M50/124 ; H01M50/553 ; H01M50/209 ; H01M50/103 ; H01M50/55 ; H01M50/15 ; H01M50/271 ; H01M50/536 ; H01M50/231 ; H01M50/171 ; H01M50/543 ; H01M50/10 ; H01M50/531 ; H01M50/20

Abstract:
A secondary battery according to an embodiment includes an exterior material including an opening portion and including a bottom, a wound electrode group housed in the exterior material in order for an insertion direction to be perpendicular to a winding axis, and a lid attached to the opening portion of the exterior material and including at least a plate-like member, a positive electrode terminal, and a negative electrode terminal. When a minimum distance between the lid and the wound electrode group is AMIN, 0.5 mm
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