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https://drivepatents.com/patents/1381734 · 30 Apr 2026
The invention relates to a device for joining webs of material for the production of energy cells, in particular electrode webs, wherein a running-out web of material can be joined to a new web of material. A first pivoting element is provided for the new ...
https://drivepatents.com/patents/1386909 · 10 Dec 2025
A secondary battery electrode film and separator supply device, in which an electrode separator (32) is wound on a bobbin (31) and an adhesive sticker (33) for fixing an end (37) of the separator (32) is bonded to a center of the end (37) of the separator ...
https://drivepatents.com/patents/1396896 · 14 May 2025
One aspect of the present disclosure relates to an auto-splicing device for an electrode and an auto-splicing method, and more particularly, to an auto-splicing device for an electrode and an auto-splicing method, which can minimize connection defects betw...