FIELD: hydraulic power engineering. SUBSTANCE: cone has top belt with bottom flange, detachable belt with the top flange for connecting with the top belt and bottom flange for connection with the bend of the sucking pipe. The bottom end of the top belt has a collar with outer cylindrical surface. The top end of the detachable belt has a hollow with cylindric surface. The surface of the hollow is conjugated with the cylindric surface of the collar. One of the end face of the flanges is conical. The detachable belt is sector and has longitudinal flange joints. EFFECT: improved design. 2 cl, 1 dwg
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