US PATENT SUBCLASS 405 / 108
.~.~.~ Having spillway


Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

52  DF  FLUID CONTROL, TREATMENT, OR CONTAINMENT {7}
80  DF  .~ Flow control {7}
107  DF  .~.~ Artificial water barrier (e.g., dam, levee, etc.) {7}
108.~.~.~ Having spillway


DEFINITION

Classification: 405/108

Having spillway:

(under subclass 107) Method or apparatus relating to channels for allowing surplus water to pass around or through the barrier at some point between its crest and base.

SEE OR SEARCH THIS CLASS, SUBCLASS:

75, for subject matter relating to channels modified or arranged for the utilization of the power of the water flowing therethrough, and particularly subclass 78 for similar channels associated with dams.

88, for water impounding means having adjustable center flow weirs associated therewith.