Jacobs: 104 Convertiplane

General data

Producer info

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Names and dates
Market original model designation
104
Market model designation (english translation or spelling)
104
Original model name
Convertiplane
Model name (english translation or spelling)
Convertiplane
First flight date and time
1953-10
Config info
Rotorcraft typeCompound helicopter
Config
Single rotor
Way of counteracting main rotor torque
Tail rotor
Weights
Maximum Takeoff Weight (MTOW)
1478
kg
Useful load
583
kg
Manufacturers empty weight (MEW)
894
kg
Cabin and cockpit
Maximum number of people onboard
5
Main rotor
Cyclic pitch control
Yes
Cyclic control
Swash-plate (direct)
Collective control
Yes
Main rotor diameter
10
m
Main rotor angular speed
293
rpm
Number of blades
3
Main rotor blade chord
0.25
m
Main rotor blade airfoil
NACA 23015
Tail rotor
Number of blades
3
Propeller
Mode
Pushing
Number of blades
3
Blade airfoil
NACA 009
Powerplant
Engine model
Jacobs R755E
(...)
Jacobs
Engine type
Piston
Number of engines
1
Total maximum power
350
HP
Performance
Maximum horizontal flight speed (Vh)
306
km/h
Cruise speed (Vc)
249
km/h
0.0497