Step 5, The fourth cell...

The fourth cell contains the attachement of the bridle...

Seam I - reinforcing the profile

The profile is reinforced by sewing a piece of mylar (or kevlar) on the nose. This will keep the inlets open which enalbles an easy start.
dscf2264.jpg dscf2265.jpg dscf2266.jpg
dscf2267.jpg dscf2268.jpg dscf2269.jpg

Seam II - upper & lower deck

Again the reinforcements:
dscf2263.jpg

Seam III - The bridle straps

First prepare the bridle straps:
dscf2254.jpg dscf2255.jpg dscf2256.jpg dscf2257.jpg
dscf2258.jpg

Seam IV - Profile & lower deck & D-ribs & bridle straps

This is a bitch! You have 6 things to sew together!!!!
Order: D-rib cell 4 -lowerdeck cell 4 - bridle straps - lowerdeck cell 3 - D-rib cell 3 - profile
dscf2270.jpg dscf2271.jpg dscf2272.jpg dscf2273.jpg
dscf2274.jpg dscf2275.jpg dscf2276.jpg dscf2277.jpg

Seam V

Fold back the strip and sew it on the profile
dscf2278.jpg dscf2279.jpg dscf2280.jpg dscf2281.jpg
dscf2282.jpg dscf2283.jpg

Seam VI

Stich the straps on the profiles for reinforcement.
dscf2284.jpg dscf2285.jpg dscf2286.jpg dscf2287.jpg
dscf2288.jpg dscf2289.jpg dscf2290.jpg dscf2291.jpg

Seam VII - upperdeck & profile

Sew the profile and the upperdeck together (simular as cells 1-3)

Finished cell 4!

dscf2292.jpg dscf2295.jpg dscf2296.jpg dscf2297.jpg
dscf2298.jpg