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US 8,802,263 B2Granted
Battery pack and method of manufacturing the same
AssigneeSamsung SDI Co., Ltd.
InventorSangdo Heo
Life of this patent
Estimating the term…
Abstract
A battery pack and method of manufacturing the same, the battery pack including a battery, and a plurality of metal cases surrounding the battery, wherein the plurality of metal cases includes a first metal case and a second metal case and the first and second metal cases are welded to each other.
Claims18
A battery pack, comprising:
- a battery;
- and
- a plurality of metal cases surrounding the battery, wherein the plurality of metal cases includes a first metal case and a second metal case and the first and second metal cases are welded to each other,
- wherein the battery includes:
- a first surface and a second surface defined by the directions of width and thickness;
- a third surface and a fourth surface defined by the directions of height and thickness;
- a fifth surface and a sixth surface defined by the directions of width and height;
- a frame surrounding the first to fourth surfaces, the frame including an opening exposing the fifth surface and an opening exposing the sixth surface;
- and
- a protective circuit module between the first surface and the frame,
- wherein the first metal case includes:
- a first plate covering the fifth surface;
- and
- a second plate covering the third surface and a third plate covering the fourth surface, and
- wherein the second metal case includes:
- a fourth plate covering the sixth surface;
- and
- a fifth plate covering the third surface and a sixth plate covering the fourth surface.
15 more elements
A battery pack, comprising:
- a battery;
- and
- a first metal case and a second metal case surrounding the battery and electrically connected to each other by welding to enhance the electromagnetic compatibility therebetween,
- wherein the battery includes:
- a first surface and a second surface defined by the directions of width and thickness;
- a third surface and a fourth surface defined by the directions of height and thickness;
- a fifth surface and a sixth surface defined by the directions of width and height;
- a frame surrounding the first to fourth surfaces, the frame including an opening exposing the fifth surface and an opening exposing the sixth surface;
- and
- a protective circuit module between the first surface and the frame,
- wherein the first metal case includes:
- a first plate covering the fifth surface;
- and
- a second plate covering the third surface and a third plate covering the fourth surface, and
- wherein the second metal case includes:
- a fourth plate covering the sixth surface;
- and
- a fifth plate covering the third surface and a sixth plate covering the fourth surface.
15 more elements
A method for manufacturing a battery pack, comprising:
- providing a battery including an electrode assembly;
- connecting the battery and a protective circuit module;
- surrounding the battery with a first metal case and a second metal case;
- and
- welding the first metal case and the second metal case to each other such that the first metal case and the second metal case are welded about 2 to about 20 times,
- wherein the battery includes:
- a first surface and a second surface defined by the directions of width and thickness;
- a third surface and a fourth surface defined by the directions of height and thickness;
- a fifth surface and a sixth surface defined by the directions of width and height;
- and
- a frame surrounding the first to fourth surfaces, the frame including an opening exposing the fifth surface and an opening exposing the sixth surface,
- wherein the first metal case includes:
- a first plate covering the fifth surface;
- and
- a second plate covering the third surface and a third plate covering the fourth surface, and
- wherein the second metal case includes:
- a fourth plate covering the sixth surface;
- and
- a fifth plate covering the third surface and a sixth plate covering the fourth surface.
16 more elements
Dependencies are inferred from the claim text.