WATER DISCHARGE RESERVOIR Russian patent published in 2015 - IPC E03B11/02 

FIELD: construction.

SUBSTANCE: water discharge reservoir comprises a vertically arranged tank, tubes for water supply, a nozzle connected to atmosphere, a float and a detachable cover, a tube for emergency water drain, an electric pump, connected via relay with a source of power supply. A contact site with a hole is fixed at the bottom to the detachable cover via brackets. At the bottom a pipe is connected to opening edges, inside which there is a float, comprising a vertical stem capable of adjustment of its length. The upper end of the stem is connected with an elastic traction rod as capable of adjustment of its dimensions. On top of the contact site there is a movable normally open contact placed above the opening, hingedly joined with the contact site and the elastic traction rod. At the free end of the movable contact there is a permanent magnet. On the contact site in the zone of permanent magnet projection there is a fixed contact made of metal. The contact chain is connected to an electric pump relay.

EFFECT: prevention of water overflow from a reservoir, timely water refreshment.

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