Industry Patents
Patent: 11988373
Light Fixture with Self-Test Ability of Sealing
(Click image for PDF of full patent)
| Patent Number: |
11988373 |
| Title: |
Light Fixture with Self-Test Ability of Sealing |
| Abstract: |
A light fixture with self-test ability of sealing includes a light head with a head housing, a light source for emitting light and generating heat, and a temperature sensor and an air pressure sensor for respectively detecting the temperature and air pressure inside the head housing are provided in the head housing. A controller is further included for determining the sealing performance of the head housing based on the detection results of the temperature sensor and the air pressure sensor. The head housing is provided with a waterproof breathable valve allowing the internal space of the head housing in air communication with the external space of the light fixture. A switch is configured which is capable of switching between two states by unblocking/blocking the waterproof breathable valve to make the internal space of the head housing in air communication with the external space of the light fixture or not. |
| Country of Issue: |
US |
| First Named Inventor: |
Jiang, Cai, Chen, He, Peng |
| Assignee: |
Guangzhou Haoyang Electronic Co. (Golden Sea) |
| Continuation or Divisional of: |
|
| International Classification: |
F21V 31/03 |
| US Classification: |
F21V 31/03 |
| Issue Date: |
05-21-2024 |
| Filing Date: |
05-23-2023 |
| Application : |
18/322066 |
| Notes: |
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| Link to Patent at freepatentsonline.com: |
11988373 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
11988373 at Google Patents |
1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.
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