roof beam double column pocket
CN310247732SActive Publication Date: 2026-10-09CHINACOAL BEIJING COAL MINING MACHINERY CO LTD
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Patent Information
- Application Number
- CN202630188604.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2026-04-21
- Publication Date
- 2026-10-09
- Estimated Expiration
- 2041-04-21
Smart Images
Figure 000003_ABST
Abstract
1. The name of the design product: top beam double column socket. 2. The use of the design product: top beam double column socket for end hydraulic support, used for connecting the ball head end of two columns on the top beam of hydraulic support, as the stress support point of end hydraulic support. 3. The design points of the design product: the shape of the design product. 4. The picture or photo that best indicates the design points: perspective view 1.
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