| 摘要 |
PROBLEM TO BE SOLVED: To provide a sailing trading vessel capable of ensuring front prospect without lengthening a mast and effectively utilizing a flow of wind even in a large sized vessel in which height of a living space structure is high. SOLUTION: The sailing trading vessel 10 includes: a left sail 21L and a right sail 21R for generating lift by the flow of wind; and a left mast and a right mast mounted with the sails. The left mast is installed on a left ballast tank 12L arranged along a port side 11L, and the right mast is installed on a right ballast tank 12R arranged along a starboard 11R. COPYRIGHT: (C)2011,JPO&INPIT
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