Patent ID: 11916209
Assignee: SANYO ELECTRIC CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A power supply device comprising:
a plurality of battery cells each having a rectangular outer shape;
a plurality of separators each configured to insulate adjacent battery cells, the plurality of separators each including:
an interposed plate disposed between the adjacent battery cells;
a heat insulating member having a sheet shape and disposed between the interposed plate and a corresponding one of the adjacent battery cells;
peripheral walls protruding from the interposed plate toward the adjacent battery cells and defining a housing space housing the adjacent battery cells; and
a plurality of ribs provided inside each of the peripheral walls, the plurality of ribs holding the heat insulating member; and

a restraining member configured to assemble the plurality of battery cells and the plurality of separators.