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https://drivepatents.com/patents/1396915 · 29 Apr 2026
An electrode assembly according to an embodiment of the present disclosure includes an anode; a cathode; and a separator disposed between the anode and the cathode, wherein the anode, the cathode and the separator are rolled together to form a j elly-roll ...
https://drivepatents.com/patents/1388385 · 1 Apr 2026
The present application provides an electrode assembly, a battery and a manufacture method thereof, relating to the technical field of batteries, and for solving problems that the edge of an existing electrode piece has burrs and the risk of breakage of el...
https://drivepatents.com/patents/1379738 · 19 Mar 2026
An apparatus for manufacturing an electrode assembly includes a stacking plate including a first stacking region in which a cathode plate, an anode plate and a separator are stacked; a first actuator connected to the stacking plate and configured to move t...
https://drivepatents.com/patents/1387589 · 18 Mar 2026
A secondary battery includes a case having a cylindrical shape, an electrode assembly accommodated in the case and including first tabs protruding in a first direction and second tabs protruding in the first direction, a first current collector plate accom...
https://drivepatents.com/patents/1379428 · 12 Mar 2026
An electrode assembly having a wound stacked structure, a first separator, a second electrode, and a second separator are sequentially stacked is provided. The electrode assembly includes a support portion provided on the inner wall of a central winding ho...
https://drivepatents.com/patents/1379081 · 5 Mar 2026
A cylindrical battery having a wound jelly roll configuration that includes an anode current collector having a first surface and an opposing second surface; at least one anode disposed on the first surface of the anode current collector; at least one Li m...
https://drivepatents.com/patents/1396964 · 4 Mar 2026
The present invention provides a secondary battery having enhanced durability, reinforced cap plate stiffness and reduced cell weight. Disclosed as an example is a secondary battery having: an electrode assembly; a case for accommodating the electrode asse...
https://drivepatents.com/patents/1378554 · 12 Feb 2026
A secondary battery includes a case, an electrode assembly accommodated in the case, the electrode assembly including a winding of a first electrode, a second electrode, a separator interposed between the first electrode and the second electrode, and a tap...
https://drivepatents.com/patents/1391582 · 11 Feb 2026
Disclosed is a cylindrical battery, which includes an electrode assembly; a battery housing configured to accommodate the electrode assembly through an open portion and connected to the first electrode tab; a first current collecting plate having a support...
https://drivepatents.com/patents/1395073 · 4 Feb 2026
An electrode assembly is made by stacking and winding a first electrode, a separator, and a second electrode, in which the first electrode includes a current collector, and an electrode active material layer provided on the current collector, in which an e...