Dragon72-1Dragon Ornithopter : 12th　Flight Test

Reinforced Wing by Carbon rod
2nd Rod 1.2mm+ 1.6mmCarbon rod
3id Rod 1.6mm+1.2mmCarbon rod
4th Rod 1.2mm+1.2mmCarbon rod
5th Rod 2mm+ 1.6mm Carbon rod
6th Rod 1.2mm+1.2mmCarbon rod

Gear Center-Arm point 11.5mm
Length of Arm 56mm (New Arm which can set length)

—Do not get an enough thrust. So, Dragon72 did not fly well.

Then I removed reinforced Rod.
Dragon72 came to fly a little.

A flight is the best an early wing state .
I returned wings to an early state.
I made a head small and reduce resistance.

Battery 110mAh3cell G7

Wing 20mm
Gear Center-Arm point 10.5mm
Stainless steel Shaft

Width 280cm
Length 178cm
Weight Now 796g
battery Lipo1000mAh3cell 84g
Total flight weight 880g

Making process of Dragon72-1 and 72-2
[ Ссылка ]

Making of Dragon73 --- Small Dragon fly by AutoPilot
[ Ссылка ]

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