Flexible membrane dam

Details Flexible membrane dam Flexible membrane dam

1986-10-06

1988-03-01

Stodola, Nancy J.

Hydraulic and earth engineering

Fluid control, treatment, or containment

Flow control

405 91, 405 92, E02B 702

Patent

active

047282215

ABSTRACT:
An inflatable and collapsible dam arrangement including a flexible membrane weir element positioned so that when it is inflated, it will block a flow of water. The control chamber for the weir is divided into upper and lower sections. The upper section has at least a portion above ground and contains an apparatus for inflating the dam and making the weir element self-supporting. The lower control section includes at least a portion positioned underground and includes an apparatus for collapsing the dam.

REFERENCES:
patent: 4330224 (1982-05-01), Maramatsu et al.
patent: 4498810 (1985-12-01), Maramatsu et al.

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