The_Circular_Arc_Hull Ljungström_sailboat

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the hull of ljungström boats designed according circular arc, negative top line create minimal wind turbulence around hull, support unstayed mast , simplify production. avoid wet timber ends boards applied bottom up. way longest board goes stern stern while shortest ones parallel railing midships.


the shape gave boats nickname arch support, brilliant in many ways: - when sailing noticed volume counteracting swaying midships , surface exposed wind @ sterns minimised makes manoeuvring @ low speed easier in narrow , windy places. - production simplified ribs of same shape , planks made of parallel-surfaced bars.







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