VESSEL Russian patent published in 1995 - IPC

FIELD: shipbuilding. SUBSTANCE: second planing step from the bow is made at distance from fore planing step selected at ratio of )0.2-0.5)L and each subsequent planing step is made at distance of (0.10-0.15)L from previous planing step, where L is length of vessel hull. Lower edge of second (from bow) planing step is at height above BL selected at ratio of (0.10-0.15)T and subsequent (from bow) step is at distance of 0.6(0.10-0.15)T, where T is draft of the vessel. EFFECT: improved service properties of vessel. 2 cl, 4 dwg