Pneumatically inflatable flexible envelope type dam
US4314774A · kind A · utility
9Cited by
3References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 29, 1979 |
| Grant date | Feb 9, 1982 |
| Priority date | — |
| Expiry date | Oct 29, 1999 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02B7/005
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An inflatable flexible envelope type dam including members having large specific gravity attached to said envelope. The members allow said envelope to fall down in its deflating state by overcoming buoyancies given by residual fluid in said envelope.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.