| 发明名称 |
Manoeuvrable weir |
| 摘要 |
Manoeuvrable weir comprising at least one flap hinged to a threshold shelter laid on the bottom of a waterway to be dammed. The flap foresees openings on its surface from which lead out conduits which debouch in correspondence of the threshold structure, creating over it a water current.
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| 申请公布号 |
US4103497(A) |
申请公布日期 |
1978.08.01 |
| 申请号 |
US19770786552 |
申请日期 |
1977.04.11 |
| 申请人 |
PIRELLI FURLANIS - APPLICAZIONI IDRAULICHE AGRICOLE GOMMA S.P.A. |
发明人 |
COLAMUSSI, ARTURO;MERLI, VITTORIO |
| 分类号 |
E02B7/44;(IPC1-7):E02B7/40 |
主分类号 |
E02B7/44 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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