US Patent Application 18333167. PRESSURE RELIEF APPARATUS, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE simplified abstract

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PRESSURE RELIEF APPARATUS, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

Organization Name

CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED


Inventor(s)

Wenlin Zhou of Ningde (CN)


Kaihuan Yang of Ningde (CN)


Ting Zheng of Ningde (CN)


Quankun Li of Ningde (CN)


Peng Wang of Ningde (CN)


Mingguang Gu of Ningde (CN)


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

  • This abstract for appeared for US patent application number 18333167 Titled 'PRESSURE RELIEF APPARATUS, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE'

Simplified Explanation

The abstract describes a pressure relief apparatus that has two surfaces, a first surface and a second surface. The apparatus also has multiple stages of score grooves arranged in a sequential manner from the first surface to the second surface. The score grooves are arranged such that one stage of score groove, which is farther from the first surface, is positioned on the bottom surface of another stage of score groove, which is closer to the first surface.


Original Abstract Submitted

A pressure relief apparatus includes a pressure relief part having a first surface and a second surface opposite to each other in a thickness direction of the pressure relief part, and a plurality of stages of score grooves sequentially arranged on the pressure relief part in a direction from the first surface to the second surface. Of two adjacent stages of score grooves in the thickness direction, one stage of score groove that is farther from the first surface is arranged on a bottom surface of another stage of score groove that is closer to the first surface.