Abstract
A shell, a battery cell, a battery, and an electric device. At least partial area of a shell 211 has a tensile strength Rm at a temperature of 25° C. At least part of the shell 211 comprises first shell walls 2112, the average thickness of the first shell walls 2112 is T, Rm and T satisfy the following: 250 MPa≤Rm≤2000 MPa, 0.05 mm≤T≤0.5 mm, and 60 mm·MPa≤T×Rm≤500 mm·MPa.
Full Text
What is claimed is:
A shell, a battery cell, a battery, and an electric device. At least partial area of a shell 211 has a tensile strength Rm at a temperature of 25° C. At least part of the shell 211 comprises first shell walls 2112, the average thickness of the first shell walls 2112 is T, Rm and T satisfy the following: 250 MPa≤Rm≤2000 MPa, 0.05 mm≤T≤0.5 mm, and 60 mm·MPa≤T×Rm≤500 mm·MPa.
Timeline
Filed
03/12/2026Published
07/16/2026Granted
Not AvailableIPC Codes(2)
H01M 50/133:Thickness
H01M 50/103:prismatic or rectangular (, take precedence H01M 50/109, H01M 50/11)