About 150 results
https://drivepatents.com/patents/1396739 · 29 Apr 2026
The present disclosure relates to an electrode assembly and a secondary battery including the same, and more particularly, to an electrode assembly and a secondary battery that can improve the safety of secondary batteries even under a high-temperature and...
https://drivepatents.com/patents/1387971 · 4 Mar 2026
The present invention provides an electrode assembly having a structure capable of preventing a phenomenon in which end portions of a positive electrode plate and a negative electrode plate partitioned by a separator are short-circuited. The electrode asse...
https://drivepatents.com/patents/1393536 · 17 Dec 2025
A battery cell (100) includes: a resin insulator (800) having a first portion (810), a second portion (820), and a third portion (830), the first portion (810) being a portion that insulates a terminal portion (110) and a sealing plate (121) from each othe...
https://drivepatents.com/patents/1398980 · 17 Sep 2025
The present invention relates to an electrode assembly. A separator is prevented from folding in the electrode assembly, insertability when the electrode assembly is inserted into a tight battery case is remarkably improved, and the electrode assembly is p...
https://drivepatents.com/patents/1388896 · 3 Sep 2025
A stacked battery includes a stack of cells each having an electrode body including positive electrode current collector, positive electrode, electrolyte, negative electrode, and negative electrode current collector stacked in that order, a first insulatin...
https://drivepatents.com/patents/1398977 · 20 Aug 2025
A battery module according to an embodiment of the present disclosure includes: a sub-module including a cell stack assembly including a plurality of battery cells and a cooling fin located between adjacent battery cells, a front bus bar frame assembly cou...
https://drivepatents.com/patents/1387302 · 20 Aug 2025
The battery cell 1 includes: a pouch 10; plural current collectors 31 stacked in a stacking direction and projecting to the outside of the pouch through an opening 12 of the pouch; a first resin 51 sealing the opening of the pouch and welded to the current...
https://drivepatents.com/patents/1397685 · 18 Jun 2025
The present disclosure relates to the technical field of energy storage devices, and in particular, to a cover assembly of a secondary battery and a secondary battery. The cover assembly includes: a cover plate including a gas vent; a gas exhaust valve con...
https://drivepatents.com/patents/1400282 · 5 Feb 2025
Provided is a cap plate welding assembly for an electric vehicle secondary battery, the cap plate welding assembly including: an anode part cap plate provided with first horizontal planes formed long in left and right directions on a front surface and a re...
https://drivepatents.com/patents/1398712 · 9 Oct 2024
A battery cell includes: a case provided with an accommodation space; and an electrode assembly accommodated in the accommodation space and contacting the case. The electrode assembly includes: a negative electrode including a plurality of negative electro...