About 109 results
https://drivepatents.com/patents/1399175 · 20 Aug 2025
A unit cell according to one embodiment of the present disclosure includes: a separator and an electrode that are alternately stacked by a predetermined number; a first adhesive part that is positioned between the separator and the electrode and is compose...
https://drivepatents.com/patents/1388079 · 20 Aug 2025
A power storage cell includes an electrode assembly (100), a cell case, and an electrolytic solution. The electrode assembly (100) includes a plurality of electrodes (110, 120) arranged side by side in one direction, and a separator (130) formed in a zigza...
https://drivepatents.com/patents/1388074 · 6 Aug 2025
An electrode assembly (100) includes a plurality of electrodes (110, 120) arranged side by side in one direction, and a separator (130) formed in a zigzag shape and configured to insulate the electrodes from each other. The separator (130) includes a plura...
https://drivepatents.com/patents/1396125 · 16 Jul 2025
A secondary battery includes: an electrode assembly including an electrode uncoated portion protruding toward at least one side; a current collector plate electrically connected to the electrode uncoated portion of the electrode assembly; a case to accommo...
https://drivepatents.com/patents/1400327 · 16 Jul 2025
The present invention relates to a battery including an electrode tab coated with an insulating layer, and more particularly to an electrode including an electrode current collector (112) coated with an electrode active material (111), an electrode tab (12...
https://drivepatents.com/patents/1388195 · 18 Jun 2025
Battery unit for storing electrical energy, comprising: at least two electrodes, whereby one of the electrodes is an anode (12) and one of the electrodes is a cathode; and at least one deformable metamaterial unit (14).
https://drivepatents.com/patents/1399166 · 21 May 2025
The present invention relates to a secondary battery lamination device and, more specifically, the secondary battery lamination device includes a pressing unit and an infrared LED heat source unit including a plurality of individually controllable infrared...
https://drivepatents.com/patents/1397143 · 14 May 2025
Embodiments of the present application provide an electrode assembly manufacturing device, which belongs to the technical field of battery cell manufacturing equipment. The device comprises: a winding mechanism, a heating mechanism and a forming mechanism....
https://drivepatents.com/patents/1396640 · 7 May 2025
In a power storage device (1), a plurality of electrode tabs (32A) includes a bent portion (34A, 35A) bent in a tab thickness direction (TH). At least one of the electrode tabs (32A) constituting an electrode tab group (38A) has a shape that a tab width (L...
https://drivepatents.com/patents/1396754 · 30 Apr 2025
An electrochemical apparatus includes an electrode assembly, a first tab, and a second tab. The electrode assembly includes a first electrode plate and a second electrode plate. The first electrode plate includes a first current collector. The second elect...