Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Mingbin Wang
Tao Jiang
Date of Patent
October 3, 2023
Patent Application Number
17537534
Date Filed
November 30, 2021
Patent Citations
...
Patent Primary Examiner
Patent abstract
An LED lighting device, comprises a first portion, comprising a lamp cap; a second portion, connected with the first portion, comprising a case and a power supply, and the power supply is disposed in the case; and a third portion, connected with the second portion, comprising a heat exchange unit and a light emission unit connected with each other, and the light emission unit and the power supply are electrically connected. A distance b from a junction face of the first portion and the second portion to a plane where a center of gravity of the LED lighting device is located satisfies:
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