rigid sidewall hovercraft
1Hovercraft — A hovercraft, or air cushion vehicle (ACV), is an amphibious vehicle or craft, designed to travel over any sufficiently smooth surface supported by a cushion of slowly moving, high pressure air, ejected downwards against the surface below, and… …
2Surface effect ship — A Surface Effect Ship (SES) or Sidewall Hovercraft, is a watercraft or vessel that has both an air cushion, like a hovercraft, and twin hulls, like a catamaran. When the air cushion is in use, a small portion of the twin hulls remain in the water …
