About 19 results
https://drivepatents.com/patents/1390815 · 9 Jun 2026
This application provides a winding and unwinding device and a battery production system. The winding and unwinding device includes a turret, a driver, and a magnetic powder clutch. The turret includes a rotation shaft and at least one winding shaft, the r...
https://drivepatents.com/patents/1380833 · 9 Apr 2026
An apparatus () for making coils, preferably for electrochemical cells intended for battery production, comprises a feed unit () configured to feed at least a first strip-shaped article (N) intended to form a first coil (B) and a second strip-shaped articl...
https://drivepatents.com/patents/1380832 · 9 Apr 2026
An apparatus for winding a sheet for manufacturing a secondary battery includes at least two bobbins and a sensor. The at least two bobbins include a traveling bobbin on which a winding process proceeds and a standby bobbin that is in a standby state durin...
https://drivepatents.com/patents/1380182 · 26 Mar 2026
Provided is an automatic material supply device for a secondary battery. The device includes a material supply reel configured to enable a wound material for the secondary battery to be loaded, a material pulling part configured to pick up an end of a newl...
https://drivepatents.com/patents/1390623 · 25 Mar 2026
Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. One end of the electrode assembly includes a plurality of segment alignments in which the plurality of segment groups are aligned along a radial direction, ...
https://drivepatents.com/patents/1379737 · 19 Mar 2026
A system for manufacturing battery cells that utilizes a single battery assembly station for trimming and welding operations is presented. The system includes a laser mask with defined windows and a laser configured to direct beams through the windows. A p...
https://drivepatents.com/patents/1394438 · 18 Mar 2026
A jelly-roll type electrode assembly according to an embodiment of the present disclosure is a jelly-roll type electrode assembly in which a sheet-like laminate including an electrode and a separator is wound, wherein the separator includes a double-sided ...
https://drivepatents.com/patents/1379427 · 12 Mar 2026
An apparatus () for making a coil (B) comprises a feed unit () configured to feed at least one strip-shaped article (N) and a winding unit (). The winding unit includes a plurality of winding heads () and a movement device () of said winding heads () confi...
https://drivepatents.com/patents/1388758 · 11 Mar 2026
Embodiments of the present application provide a battery cell, a method and device for manufacturing the battery cell, a battery, and a power consuming device. The battery cell (100) includes: a housing (11) having an opening (111); an end cap assembly (12...
https://drivepatents.com/patents/1395746 · 11 Mar 2026
The present application provides a sheet forming device, comprising a feeding unit, a slitting unit, a plurality of winding units, and a wrinkle removing unit. The feeding unit provides a parent sheet. The slitting unit slits the parent sheet into a plural...