Manoeuvrable weir

Details Manoeuvrable weir Manoeuvrable weir

1977-04-11

1978-08-01

Shapiro, Jacob

61 25, E02B 740

Patent

active

041034970

ABSTRACT:
Manoeuvrable weir comprising at least one flap hinged to a threshold shel 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.

REFERENCES:
patent: 194922 (1877-09-01), Marshall
patent: 1179520 (1916-04-01), Grunsky
patent: 3756032 (1973-09-01), Solinas

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