LOFT 97 is a 16 bit Windows program created to allow designers to rapidly create keel and rudder designs with built in 2D CAD and analysis features. LOFT 97 provides the designer the ability to design conventional keels and rudders with straight leading edges and curved trailing edges.

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  • Root/Tip Chord Length, Span, Percent Thickness, Sweep Back Angle, and Trailing Edge Shape Inputs.
  • Immediate Keel or Rudder Draw from Inputs
  • Projected Area, Wetted Area, and Frontal Area Calculations
  • Center of Area, Gravity, and Hydrodynamic Lift Calculations
  • Adjustable Ballast Density Calculations
  • Keel/Rudder Lift Force Calculations
  • Ballast Analysis Page to show combinations of Keel/Ballast Weight and Center of Gravity
  • 30 Different NACA and NASA foil shapes
  • Export foil shapes for use with LOFT
  • Print out all calculations
  • DXF File Export
  • Printable Table of Offsets
  • Note: No creation of foils with camber

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Loft R3 Professional
$95
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