Flexible joint connecting device of precast body segment, precast body segment joining-type underwater tunnel construction method using same, and underwater tunnel constructed thereby
US11313099B2 · kind B2 · utility
1Cited by
6References
4Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 28, 2019 |
| Grant date | Apr 26, 2022 |
| Priority date | — |
| Expiry date | Nov 28, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02D2600/20
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present disclosure relates to: a flexible joint connecting device used for sequentially coupling precast concrete segments so as to construct an underwater tunnel; an underwater tunnel construction method using the flexible joint connecting device so as to join, in a watertight manner, tunnel modules and integrally connect same, thereby constructing the underwater tunnel; and the underwater tunnel constructed by the construction method.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.