About 219 results
Showing the first 200 results.
https://drivepatents.com/patents/1386014 · 3 Jun 2026
Provided is a technique for suppressing a surface pressure of an electrode assembly from becoming non-uniform. A herein disclosed electricity storage device includes an electrode assembly, a case, and a spacer. An outer surface of the electrode assembly in...
https://drivepatents.com/patents/1385997 · 3 Jun 2026
A method of manufacturing a power storage device includes: inserting an electrode assembly (200) into a case main body (110); and after inserting the electrode assembly (200) into the case main body (110), joining a first conductive member (420) and a seco...
https://drivepatents.com/patents/1385940 · 3 Jun 2026
The present disclosure relates to a negative electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the negative electrode, and for example to a negative electrode including a negative electrode current collector, a firs...
https://drivepatents.com/patents/965425 · 27 May 2026
The present invention provides a jelly-roll type electrode assembly and a secondary battery including the same.
https://drivepatents.com/patents/1399323 · 27 May 2026
The present application provides an electrode assembly, a battery, a battery module, a battery pack and a powered device. The electrode assembly comprises a first electrode piece, a second electrode piece with opposite polarity to the first electrode piece...
https://drivepatents.com/patents/1388189 · 20 May 2026
An electrode assembly according to the present invention is a jelly roll-type electrode assembly manufactured by winding a negative electrode, a separator, and a positive electrode together from ends thereof, the electrode assembly comprising a negative el...
https://drivepatents.com/patents/1382292 · 7 May 2026
An electrode assembly includes a first electrode plate unit and a second electrode plate unit. The separator includes a first separator film and a second separator film arranged on two opposite sides of the electrode plate respectively in a thickness direc...
https://drivepatents.com/patents/1386823 · 6 May 2026
Provided are an electrode assembly and a battery. The electrode assembly includes a positive electrode piece, a negative electrode piece and a first protective layer (500) arranged on the surfaces of the positive electrode piece and the negative electrode ...
https://drivepatents.com/patents/1391363 · 6 May 2026
The present invention provides a jelly-roll type electrode assembly and a secondary battery including the same.
https://drivepatents.com/patents/1394633 · 29 Apr 2026
The present specification relates to a manufacturing method of a corrosion prevention layer, anda manufacturing method of a corrosion prevention layer on a cylindrical secondary battery including a jelly-roll type electrode assembly having a structure in w...