About 363 results
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https://drivepatents.com/patents/1397653 · 5 Nov 2025
A die cutting device (100), comprising a conveying mechanism (10), a first cutting mechanism (20), a first limiting piece (30) and a second limiting piece (40). The conveying mechanism (10) is used for conveying a pole piece (200). The first cutting mechan...
https://drivepatents.com/patents/1400642 · 5 Nov 2025
Embodiments of the present application provide a battery winding method, a battery winding system, a battery and an electrical device. The battery winding method includes: winding, photographing a picture of a current winding layer; acquiring position data...
https://drivepatents.com/patents/1401000 · 5 Nov 2025
The present application discloses an electrolyte solution, a secondary battery, a battery module, a battery pack and a powered device. The electrolyte solution comprises an organic solvent and an additive, the organic solvent comprises a first organic solv...
https://drivepatents.com/patents/1391384 · 29 Oct 2025
Embodiments of this application provide a surface density device calibration apparatus and a surface density device calibration method, and relate to the field of battery testing devices. The surface density device calibration apparatus is configured to ca...
https://drivepatents.com/patents/1392265 · 29 Oct 2025
This application provides a battery test apparatus and test method. The battery test apparatus for testing a swelling force of a battery housing includes equivalent end plates and a retractable part. An actual battery module is replaced by the battery test...
https://drivepatents.com/patents/1395629 · 29 Oct 2025
This application provides a test clip and a testing assembly and relates to the technical field of voltage testing. The test clip includes a clip body and a base. The clip body is configured to clamp a piece under test. The base is connected to the clip bo...
https://drivepatents.com/patents/1397575 · 29 Oct 2025
This application relates to a protective apparatus (1). The protective apparatus (1) is configured to protect a to-be-welded part, the to-be-welded part includes a welding region, and the protective apparatus (1) includes a base (10) and a protective mecha...
https://drivepatents.com/patents/1401384 · 29 Oct 2025
This application provides a charging method and apparatus, a vehicle, and a computer-readable storage medium. The method includes: obtaining a current-time voltage of a target battery; determining a current-time power of the target battery based on the cur...
https://drivepatents.com/patents/1391276 · 22 Oct 2025
This application discloses a tab detection mechanism and a tab detection device. The tab detection mechanism is configured to detect a tab portion on an electrode core. The tab detection mechanism includes a visual camera; a prism disposed below the visual...
https://drivepatents.com/patents/1395614 · 22 Oct 2025
The present application provides a battery, a power consuming device, and a method for manufacturing a battery. The battery according to an embodiment of the present application includes two or more battery cells arranged in a first direction, where one of...