Surrounding rock movement sensor (intrinsically safe for mine use)
CN309808669SActive Publication Date: 2026-02-24SHANDONG KEYUE TECH CO LTD
View PDF 0 Cites 0 Cited by
Patent Information
- Application Number
- CN202530440735.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2025-07-28
- Publication Date
- 2026-02-24
- Estimated Expiration
- 2040-07-28
Smart Images
Figure 000007_ABST
Abstract
1. The name of the design product: surrounding rock movement sensor (mine intrinsic safety type). 2. The use of the design product: for monitoring the deformation of roadway roof, recording and uploading data. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.
Need to check novelty before this filing date? Find Prior Art