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Build Log
Origami Hull
  Paul's 65ft Origami
  Modeling
  Steel vs Aluminum
  Getting Steel
  Lofting
  Welding
  Cutting Darts
  Folding the Hull
  Bow and Transom
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Propulsion
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Pilot House
Canvas Work
Gantry and Hoist
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Rigging
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Deck Crane
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Sand Blasting
Painting
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Insulation
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Hatches / Portlights
Tender
Launch
Rules of Thumb
Links

 

Lofting and Cutting the Hull

 


Plans modified from test models list offset
distances from a straight line between two points.

Lofting and Cutting the Hull Plate

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


Line laid out on the steel with a punch mark at the
offset distance.

1/4 x 1" flat bar tacked to the plate at a distance
from the marks equal to the radius of the plasma
torch cutting head.

Cutting the steel with the plasma torch. A piece of
sheet metal held on with a hose clamp extends
slides along the flat bar.

Bow of the hull trimmed to shape.