Range hood passive spin filter
By designing a passive spin filter and utilizing aerodynamic principles, the problem of unreasonable design of existing range hood filters is solved, achieving a more efficient oil smoke and water vapor interception effect and improving user experience.
CN309444370SActive Publication Date: 2025-08-15LEIYIN HI TECH HEBEI ENVIRONMENTAL TECH CO LTD
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Patent Information
- Application Number
- CN202430604209.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-23
- Publication Date
- 2025-08-15
- Estimated Expiration
- 2039-09-23
AI Technical Summary
Technical Problem
The existing range hood filters are not designed properly when intercepting oil smoke and water vapor, resulting in low efficiency of the range hood and failure to effectively filter oil smoke and water vapor.
Method used
A passive spin filter is designed, which uses a unique shape design and aerodynamic principles to enhance the interception effect of oil smoke and water vapor.
Benefits of technology
It improves the filtering efficiency of the range hood, effectively intercepts oil smoke and water vapor, and enhances the user experience.
✦ Generated by Eureka AI based on patent content.
Smart Images

Figure 000007_ABST
Abstract
1. The name of this design product: Passive spin filter for range hood. 2. Purpose of this design product: used to intercept oil smoke, water vapor, etc. generated during cooking. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.
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