Bridge expansion device (comb plate type)
CN309283060SActive Publication Date: 2025-05-09CHINA RAILWAY SHANQIAO GRP CO LTD +2
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Patent Information
- Application Number
- CN202430485155.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Designs(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-01
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2039-08-01
Smart Images
Figure 000001_ABST
Abstract
1. The name of this design product: Bridge telescopic device (comb plate type). 2. Purpose of this design product: This design product is used for comb-tooth expansion devices of expansion joints of overpasses and viaducts. 3. The design key point of this appearance design product lies in the combination of shape and color. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The design for which protection is sought includes color.
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