Patent ID: 11965934
Assignee: LG ENERGY SOLUTION, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H  Y | IPC G  H

Claim 0:
1. A device for measuring an electrode potential, the device comprising:
a body having an insertion portion configured to receive a cylindrical secondary battery with a separated beaded part is formed on one surface thereof;
a cover covering the one surface of the body;
a working electrode terminal fixed to the body and connectable to a first electrode of the cylindrical secondary battery; and
a counter electrode terminal fixed to the body and connectable to a second electrode of the cylindrical secondary battery,
wherein the insertion portion comprises a first insertion portion, into which a cap assembly of the cylindrical secondary battery is insertable, a second insertion portion, into which a case of the cylindrical secondary battery is insertable, and a third insertion portion, into which a first electrode tab of the cylindrical secondary battery is insertable,
wherein the second insertion portion comprises a case insertion portion, into which the case of the cylindrical secondary battery is insertable, and an injection portion, into which an electrolyte is injectable, that extends from the case insertion towards the third insertion portion, and
wherein a reference electrode terminal is connected to the injection portion.