Battery assembly
AssigneeSamsung SDI Co., Ltd.
InventorsTaesin HWANG, Jongwoon YANG
Life of this patent
Estimating the term…
Abstract
A battery assembly configured to prevent battery cells from igniting. A plurality of battery cells including a cap plate having a vent. A pouch is over the vent, and including a fire extinguishing agent. The vent includes a breakable portion configured to break in response to a rupture of the vent and a non-breakable portion configured to deform in response to the rupture of the vent. The pouch is configured to be opened by the deformation of the non-breakable portion of the vent to allow the fire extinguishing agent to be discharged toward the vent of each of the battery cells.
Claims20
A battery assembly comprising:
- a plurality of battery cells, each comprising a cap plate having a vent;
- and
- a pouch over the vent, and comprising a fire extinguishing agent,
- wherein the vent comprises a breakable portion configured to break in response to a rupture of the vent, and a non-breakable portion configured to deform in response to the rupture of the vent, and
- the pouch is configured to be opened by the deformation of the non-breakable portion of the vent to allow the fire extinguishing agent to be discharged toward the vent of each of the battery cells.
A battery assembly comprising:
- a plurality of battery cells, each comprising a cap plate having a vent;
- at least one busbar configured to electrically connect the battery cells;
- a busbar holder over the battery cells;
- and
- a pouch between the busbar holder and the battery cells, and comprising a fire extinguishing agent,
- wherein the vent comprises a breakable portion configured to break in response to a rupture of the vent, and a non-breakable portion configured to deform in response to the rupture of the vent, and
- the pouch is configured to be opened by the deformation of the non-breakable portion of the vent to allow the fire extinguishing agent to be discharged toward the vent of the battery cell.
Dependencies are inferred from the claim text.