upset head (converging transition)
CN309690959SActive Publication Date: 2025-12-23SHANDONG LONGKOU TUBING
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Patent Information
- Application Number
- CN202530250833.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-07
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2040-05-07
Smart Images
Figure 000001_ABST
Abstract
1. The name of the design product: upsetting head (shrinkage transition type). 2. The use of the design product: set at the end of the metal pipe, directly upset into the pipe end, can be pressed by nut and other parts, and achieve sealing effect with the opposite piece. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 front view. 5. Design 1 is designated as the basic design.
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