Fire check valve (160 straight edge)
CN309051692SActive Publication Date: 2025-01-03CHANGZHOU XINZHIQI METAL MATERIALS CO LTD
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Patent Information
- Application Number
- CN202430341255.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-05
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2039-06-05
Smart Images
Figure 000007_ABST
Abstract
1. The name of this design product: Fireproof check valve (160 straight edge). 2. Purpose of the product of this design: used to discharge oil fume, prevent oil fume backflow and prevent fire and smoke. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.
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