Patent ID: 11923519
Assignee: VEHICLE ENERGY JAPAN INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A battery pack comprising:
a battery group comprising:
a battery group side surface;

a case storing the battery group, the case comprising;
a case bottom surface;
a case side surface spaced by a gap from the battery group side surface;

a fixing member having a C-shaped cross section perpendicular to the case side surface and disposed in the gap between the case side surface and the battery group side surface, wherein
the fixing member fixes the battery group to the case,
the fixing member transfers heat from the battery group to the case,
the cross section of the fixing member comprises:
a first portion that thermally contacts the battery group side surface and forms a first side of an enclosed space;
a second portion that thermally contacts the case side surface and comprises an opening; and
a third portion that thermally connects the first portion and the second portion and forms a second and third side of the enclosed space, the third portion comprising:
a lower path disposed on the case bottom surface; and
an upper path disposed opposite the bottom surface, wherein
the first, second, and third portions, in conjunction with the case side surface via the opening, form the enclosed space within the gap.