DEVICE OF CONCRETE MIXTURE CASTING AND COMPACTION PROCESS CONTROL Russian patent published in 1997 - IPC

FIELD: building, apparatus is used for mechanized casting and compaction of concrete mixture in walls of monolithic buildings and structures erected in sliding and moved formworks. SUBSTANCE: apparatus to control process of concrete mixture casting and compaction has telescopic tubular poles with built-in vibrators both mounted on rigid frame, coupled with concrete delivery pipe telescopic injector, at end of which there is SHF sensor of concrete mixture level, comparison unit and command unit with executive mechanism for simultaneous motion of tubular poles and injector. In the case length of poles exceeds length of injector by 1.5 fold. EFFECT: improved design. 2 cl, 6 dwg