Provisional Public Measurements for Hydrofoil Systems:

 

Hydrofoil Masts

  • m (total length)
  • n (minimum chord)

foil measurements mast

 

Hydrofoil Frontwings

  • a (span)
  • c (chord at 100mm from centerline)
  • f (chord at 200mm from centerline)

foil measurements frontwing

 

Hydrofoil Rearwings / Stabilizer

  • a (span)
  • c (chord at 50mm from centerline)
  • f (chord at 100mm from centerline)

foil measurements rearwing

 

Hydrofoil Stabilizers

  • m (total length)
  • n (max. horizontal diameter)
  • o (max. vertical diameter
  • r (distance from front to mast connection)

foil measurements fuselage 2

 

Accepted manufacturing tolerances for hydrofoil systems

Weight                  

+/- 5%

Height / Length m, a, b +/- 1.00 mm (tbc) (down from 2mm)

Chord

n, c, f - 1.00 mm
 
Profile Surface Scan Measurements

  +/- 0.25 mm (tbc) (down from 0.5mm)
 

Fuselage Diameter

n, o, p, q +/- 0.25 mm (tbc) (down from 0.5mm)
 
Span

a +/- 1.00 mm
 
All other measurements           +/- 1.00 mm

 

Provisional Public Measurements for RAM-Air Kites:

  • True size (projected area)
  • Max span
  • Max chord
  • Accepted manufacturing tolerances for RAM-Air kites:
Weight

+/- 5.00%

Leading / Trailing Edge seam measurements +/- 1.00%, or +/- 2.00mm, whichever is greater

Chord, Span

+/- 1.00 %
 
Any other point-to-point measurements between measurement points (and/or bridle attachments)

+/- 1.00%, or +/- 2.00mm, whichever is greater

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