Hydraulic and earth engineering – Fluid control – treatment – or containment – Flow control
Patent
1987-06-05
1988-10-25
Taylor, Dennis L.
Hydraulic and earth engineering
Fluid control, treatment, or containment
Flow control
405 91, E02B 720
Patent
active
047800240
ABSTRACT:
A crest gate for a dam spillway has a plurality of pivotably mounted panels provided end-to-end across the spillway structure and each hinge joint is a flexible neoprene strip. Strips are also provided between adjacent panels for sealing the spaces between panels. These panels are raised by inflatable elongated tubular bladders secured to the spillway by a harness. The hinge strip and harness are secured in place by common clamping means.
REFERENCES:
patent: 3173269 (1965-03-01), Imbertson
Obermeyer Henry K.
Snow Charles E.
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