Reverse clinker construction

The 4.9m (16ft) Singer Commodore speedboat Miss Singer III illustrates an alternative form of clinker construction, developed in 1930 by Eric See. The outside lapping edge of conventional clinker construction is nearest to the keel or centre line. The projection causes a lot of resistance and skin or surface friction as the boat moves through the water. While studying clinker construction in detail, Eric observed how water was trapped under the plank lands and did not clear the bottom of a conventional clinker motor launch. He realised that the amount of resistance offered by the hull of a clinker-built craft could be reduced by reversing the direction of the overlapping planks, so that the upper edge of each plank would overlap the lower edge of the plank above. The projecting…

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Practical Boat Owner (Digital) - 1 Issue, June 2015

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