Title:
SECONDARY BATTERY
Document Type and Number:
Japanese Patent JP2023069433
Kind Code:
A
Abstract:
To provide a secondary battery that can secure the insulating property between a lid member and an electrode terminal while the size is reduced.SOLUTION: In a secondary battery 1, an upper part 13a of an electrode terminal 13 is disposed to fall within the range where a concave part 22 is formed with respect to a plane direction of an upper surface 12a of a lid member 12, a resin member 15 is disposed between the upper part 13a of the electrode terminal 13 and the concave part 22, and on the upper surface 12a of the lid member 12, at a position between a top surface part 21 and the concave part 22 in the plane direction of the upper surface 12a, an intermediate part 24 is formed at the position between the top surface part 21 and the concave part 22 with respect to a plate thickness direction of the lid member 12.SELECTED DRAWING: Figure 2
Inventors:
MIZUNO YUKI
Application Number:
JP2021181276A
Publication Date:
May 18, 2023
Filing Date:
November 05, 2021
Export Citation:
Assignee:
PRIMEARTH EV ENERGY CO LTD
International Classes:
H01M50/176; H01M50/103; H01M50/15; H01M50/188; H01M50/193; H01M50/55; H01M50/557
Attorney, Agent or Firm:
Patent Attorney Corporation Cosmos International Patent and Trademark Office
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