Patent ID: 11929480
Assignee: CALB CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 2:
3. A battery apparatus, comprising a plurality of batteries disposed along a first direction, the battery comprising:
a housing;
a cell, the cell disposed in the housing;
a pole element, the pole element disposed on the housing; and
a heat sink, the heat sink disposed on the housing,
wherein the housing comprises:
a first housing member;
a second housing member, the second housing member connected with the first housing member so as to close the cell,
wherein the first housing member and the heat sink thereon are integrally formed; and/or,
the second housing member and the heat sink thereon are integrally formed,
wherein at least one of the first housing member and the second housing member is provided with the heat sink and the pole element thereon, the heat sink is provided at a circumferential outer edge of the first housing member, the heat sink is provided at a circumferential outer edge of the second housing member, and the heat sink on the first housing member is welded to the heat sink on the second housing member.