Provided is a battery pack including a drainage system capable of efficiently discharging water collected inside the battery pack using buoyancy, preventing moisture permeation from the outside, and being implemented in a simple structure to maximize economical feasibility. The battery pack includes a battery pack case having a battery pack embedded therein and having a drainage hole formed in one side thereof; and a drainage system including a body provided to be concatenated with one side of the battery pack case of a position corresponding to the drainage hole and a floating body accommodated in the body and elevated by an introduced fluid to close the drainage hole.
Battery pack including drainage system having floating body to close drainage hole
2018-05-22
Patent
Elektronische Ressource
Englisch
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES |
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