About 106 results
https://drivepatents.com/patents/1392656 · 6 May 2026
An electrode assembly according to one embodiment of the present disclosure includes comprising: a cathode, an anode, and a separator interposed between the cathode and the anode, wherein the electrode tab extending from the cathode or the anode includes a...
https://drivepatents.com/patents/1392865 · 29 Apr 2026
A battery module includes a first sub-module and a second sub-module disposed in a first direction, the first sub-module and the second sub-module respectively including a plurality of battery cells stacked in a second direction, which is perpendicular to ...
https://drivepatents.com/patents/1391615 · 22 Apr 2026
An electrochemical apparatus includes an electrode assembly and a conductive plate. The electrode assembly is of a wound structure and includes a first electrode plate. The first electrode plate includes a first conductive layer and a first conductive mate...
https://drivepatents.com/patents/1398054 · 15 Apr 2026
The present invention relates to a pouch and a secondary battery comprising the pouch, and a method for manufacturing the same. The method for manufacturing the secondary battery according to the present invention comprises: a hole formation process of for...
https://drivepatents.com/patents/1398748 · 15 Apr 2026
Disclosed herein is a secondary battery having a vent member. The secondary battery may include an electrode assembly; an electrode lead attached to the electrode assembly; a case including an accommodation portion for accommodating the electrode assembly ...
https://drivepatents.com/patents/1396148 · 8 Apr 2026
Embodiments of this application provide a battery, an electric device, and a method and device for manufacturing battery. The battery includes: a battery cell, where a pressure relief mechanism is provided on a first wall of the battery cell; a fire-exting...
https://drivepatents.com/patents/1397768 · 8 Apr 2026
Embodiments of this application provide a battery cell (20), a battery (100), an electric device, a manufacturing method of battery cell, and a manufacturing device (2000) of battery cell, and relate to the field of battery technologies. The battery cell (...
https://drivepatents.com/patents/1380530 · 2 Apr 2026
A battery includes a prismatic cell can formed from steel. The prismatic cell can includes a first end, a second end spaced from the first end, a top surface, a bottom surface, a first side surface, and a second side surface that define a hollow can cavity...
https://drivepatents.com/patents/1395312 · 1 Apr 2026
The present disclosure relates to an electrode assembly for a secondary battery comprising two or more electrodes and one or more separators, wherein: the two or more electrodes respectively comprise electrode tabs, the electrode tabs are composed of a met...
https://drivepatents.com/patents/1380180 · 26 Mar 2026
An electrode tab structure and a welding tooling are provided in the present disclosure. The electrode tab structure includes multiple electrode tab units stacked and pre-welded together, and the electrode tab structure includes a first end face and a seco...