About 219 results
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https://drivepatents.com/patents/1392089 · 3 Dec 2025
This application provides a secondary battery. The secondary battery includes an electrode assembly, a housing, a top cover assembly, a current collecting member, and an insulation member. The electrode assembly is accommodated in the housing and includes ...
https://drivepatents.com/patents/1396607 · 3 Dec 2025
An electrochemical device includes a housing, an electrode assembly, and an insulating tape. The electrode assembly includes a first electrode plate, a second electrode plate and a separator. The insulating tape includes a body portion and a first connecti...
https://drivepatents.com/patents/1400459 · 3 Dec 2025
Provided is a technique that allows curtailing decreases in the durability of a nonaqueous electrolyte secondary battery. A negative electrode active material disclosed here is a particulate negative electrode active material (10) used in a nonaqueous elec...
https://drivepatents.com/patents/1396720 · 26 Nov 2025
The present application relates to the field of batteries, and in particular, to an electrode assembly and a manufacturing method therefor, a battery cell, a battery, and a power consuming device. The electrode assembly includes: a first electrode plate; a...
https://drivepatents.com/patents/1399826 · 12 Nov 2025
Some embodiments of this application provide a battery cell, a method and system for manufacturing same, a battery, and an electrical device. The battery cell according to an embodiment of this application includes: a housing, on which an opening is made; ...
https://drivepatents.com/patents/1397229 · 17 Sep 2025
Disclosed is a battery cell, which includes a battery case having an accommodation portion in which an electrode assembly is mounted, and a sealing portion formed by sealing an outer periphery thereof; an electrode lead electrically connected to an electro...
https://drivepatents.com/patents/1387165 · 13 Aug 2025
A secondary battery (100) includes: an electrode assembly (120) including: a first electrode plate (121); a second electrode plate (122); and a separator (123) between the first electrode plate (121) and the second electrode plate (122); a case (110) confi...
https://drivepatents.com/patents/1399511 · 16 Jul 2025
Disclosed is a battery cell, which includes a battery case having an accommodation portion in which an electrode assembly is mounted, and a sealing portion formed by sealing an outer periphery thereof; an electrode lead electrically connected to an electro...
https://drivepatents.com/patents/1399905 · 9 Apr 2025
The present invention relates to an electrode assembly, in which a positive electrode, a separator, a negative electrode are wound in a state of being stacked, wherein the positive electrode comprises a first positive electrode and a second positive electr...
https://drivepatents.com/patents/1397551 · 16 Oct 2024
The present application provides a battery, a manufacturing method and apparatus thereof, and an electric device. The battery includes: a box; a battery unit provided in the box, the battery unit including a plurality of battery cells stacked in a first di...