Industry Patents
Patent: 11536440
Beam Shading Device Capable of Accurately Positioning and Stage Light Having the Same
(Click image for PDF of full patent)
| Patent Number: |
11536440 |
| Title: |
Beam Shading Device Capable of Accurately Positioning and Stage Light Having the Same |
| Abstract: |
A beam shading device capable of accurately positioning includes a substrate, a plurality of shading blades mounted on the substrate, and driving mechanisms for driving the shading blades to move. The substrate is provided with a first light-passing hole through which beams pass, the plurality of shading blades are arranged around the periphery of the first light-passing hole, and the driving mechanisms drive the shading blades to move back and forth between blocking and opening the first light-passing hole. Each shading blade is configured with at least two driving mechanisms, and each driving mechanism includes a driving gear and a driving plate. The driving plate is hinged with the shading blade, and the driving plate is provided with a rack that meshes with the driving gear. |
| Country of Issue: |
US |
| First Named Inventor: |
Jiang |
| Assignee: |
Guangzhou Haoyang Electronic Co. (Golden Sea) |
| Continuation or Divisional of: |
|
| International Classification: |
F21V 14/08 |
| US Classification: |
F21V 14/08 |
| Issue Date: |
12-27-2022 |
| Filing Date: |
10-29-2021 |
| Application : |
17/514605 |
| Notes: |
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| Link to Patent at freepatentsonline.com: |
11536440 at Freepatentsonline |
| Link to World Patent Family1: |
World Patent Family at European Patent Office |
| Link to Google Patents1: |
11536440 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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