US Patent Application 18353987. BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE simplified abstract

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BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

Organization Name

CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED


Inventor(s)

Donglai Zheng of Ningde (CN)

Dongyang Shi of Ningde (CN)

Hao Ma of Ningde (CN)

Baiqing Li of Ningde (CN)

BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18353987 titled 'BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

Simplified Explanation

The patent application describes a battery cell, battery, and electrical device that aim to reduce manufacturing costs while ensuring battery safety and simplifying assembly processes.

  • The battery cell includes a case with an opening, an electrode assembly inside the case, and an end cover that seals the opening.
  • The end cover is connected to the case through two connection areas, with the first connection area having lower strength than the second connection area.
  • The first connection area is designed to release internal pressure of the battery cell when it exceeds a certain threshold.
  • The innovation allows for cost reduction in battery cell manufacturing while maintaining safety standards.
  • It also simplifies the assembly process of battery cells, making it more efficient.


Original Abstract Submitted

A battery cell, a battery, and an electrical device are provided. The battery cell comprises: a case with an opening; an electrode assembly accommodated within the case; and an end cover closing the opening, wherein the end cover is in sealed connection with the case through a first connection area and a second connection area, the strength of the first connection area is less than the strength of the second connection area, and the first connection area is configured to be actuated to release an internal pressure of the battery cell when the internal pressure exceeds a threshold. The battery cell, battery, and electrical device provided in the present application are capable of reducing the manufacturing cost of battery cells while ensuring the safety of batteries, and further reducing the assembly processes of the battery cells.