Boatbuilders embracing stepped-hull designs - Soundings Online

Boatbuilders embracing stepped-hull designs

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A growing number of boatbuilders are inserting the stepped-hull design into their vessels, hoping to offer boats with greater speed and efficiency — a trend that will be on display at next week’s Fort Lauderdale International Boat Show.

Invincible, Contender, Regal, Beneteau Powerboats, Scout, Intrepid, Cutwater and SeaHunter use steps in one form or another.

With the technology comes some marketing hyperbole, however, said Ocean5 Naval Architects CEO Robert Kaidy. “The idea that the hull is operating a gigantic bubble and is supported by compressed air can only be described as complete baloney,” he said during a presentation in September at the International BoatBuilders’ Exhibition & Conference in Louisville, Ky. “The whole idea of a stepped hull having ‘air bearings’ or ‘air lubrications’ is unsupported.”

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