Bottom valve check valve

CN309929289SActive Publication Date: 2026-04-17YUHUAN DR COPPER VALVE
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
YUHUAN DR COPPER VALVE
Filing Date
2025-05-15
Publication Date
2026-04-17

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Abstract

1. Name of the product in this design: Bottom valve check valve. 2. Application of this design: This design is a bottom valve check valve used to prevent liquid backflow when installed at the bottom of the underwater suction pipe of a water pump. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.
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