Hydraulic and earth engineering – Fluid control – treatment – or containment – Flow control
Patent
1980-12-23
1982-10-05
Taylor, Dennis L.
Hydraulic and earth engineering
Fluid control, treatment, or containment
Flow control
405 80, E02B 806
Patent
active
043525938
ABSTRACT:
A dam spillway to pass water over the crest from a forebay into an afterbay comprises a mixing chamber communicating with a diffuser; said mixing chamber has an intake arrangement ensuring formation downstream of the diffuser of a flotation zone with a froth collector installed at the end thereof; said intake arrangement includes a water flow divider, a water breaking grid and air intake ducts, the divider being installed above the chamber and made in the form of a screen composed of chutes; said water breaking grid of the intake arrangement composed of bluff members is provided in the inlet portion of the chamber, whereas the air intake ducts of said intake arrangement are made in a wall of the mixing chamber below the grid in close proximity thereto.
REFERENCES:
patent: 799829 (1905-09-01), Church
patent: 942645 (1909-12-01), Icke
patent: 1675001 (1928-06-01), Spooner
patent: 2103600 (1937-12-01), Stevens
patent: 2762202 (1956-09-01), Ponsar
patent: 3461674 (1969-08-01), Katzer et al.
Iskra Anton L.
Kharchenko Mikhail S.
Vasiliev Jury N.
Adams Bruce L.
Burns Robert E.
Lobato Emmanuel J.
Taylor Dennis L.
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