Title:
POWER STORAGE DEVICE
Document Type and Number:
Japanese Patent JP2023165174
Kind Code:
A
Abstract:
To provide a power storage device which allows improvement in insulation of a housing that houses battery cells.SOLUTION: A power storage device 1 comprises: a laminate 10 in which a plurality of battery cells 11 are laminated; a housing 20 which houses the laminate 10; and an insulation sheet 31 which is disposed between a ceiling surface 24 of the housing 20 and the laminate 10. The ceiling surface 24 has an exposed region 35 which is not covered with the insulation sheet 31. The insulation sheet 31 has a protrusion 34 which protrudes downward. In plan view, the protrusion 34 is disposed between the laminate 10 and the exposed region 35.SELECTED DRAWING: Figure 1
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Inventors:
NAKAYAMA HIROYUKI
Application Number:
JP2022075886A
Publication Date:
November 15, 2023
Filing Date:
May 02, 2022
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
H01M50/593; H01M50/271; H01M50/291; H01M50/588
Attorney, Agent or Firm:
Patent Attorney Fukami Patent Office