trimaran multihull boat including a canting keel with a tilting flap

Abstract

trimaran multihull boat (1) intended for navigation on oceanic spaces, comprising a central hull (1C), a port float (1B), a starboard float (1T), the central hull being equipped with a keel (2) mounted in a hinged manner relative to the central hull, with a principal rotation about a longitudinal axis of the boat (X2), the keel comprising a strut (3), the strut extending from a proximal end (3H) to a distal end (3B), the keel comprising a lifting wing (4) connected to the distal end of the strut (3), the lifting wing comprising a forward portion (41) rigidly connected to the strut at the distal end (3B) of the strut and a steerable fin (42) mounted to rotate relative to the forward portion (41) about a fin axis (AW) perpendicular to the keel axis (AQ). Figure from the summary: Fig. 2

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