SLUICE Russian patent published in 2007 - IPC E02B3/10 E02C1/02 

FIELD: hydraulic structures, namely dams, dykes, sluice ways or other structures for dykes, dams, or the like, namely sluice with balancing ponds.

SUBSTANCE: sluice comprises lock chamber with gates and balancing pond made as floating block arranged in lock chamber and provided with movement mechanism, which displaces the balancing pond along lock chamber height. The floating block includes three sections. Upper and lower sections are made as air-tight floatation compartments filled with air. Central one is made as hollow vessel connected to lock chamber by means of conduit with shuttle.

EFFECT: simplified structure and operation, as well as decreased material consumption.

12 dwg