Specifications of GEN H-4 -----------------------------------------------------------------------------------
| Engines Rotors Flight Controls Frame |
Performance Safety Devices Future Developments Retail |
| Type? Displacement? Output power? Weight? RPM? Ignition? Fuel? Materials? Fuel consumption? TBO? Starting? |
Two-stroke, air-cooled, 125cc, horizontally opposed.
Two-cylinder. 10 hp per engine (40 hp with four) 6.2 lb per engine 7,000 to 8,000 rpm in normal flight CDI 30:1 mixture of automobile gasoline and two stroke oil Magnesium crankcase, aluminum cylinders 5 gal/hr( 18.9 l/hr) (total for four engines) 500 hr (Engine itself. TBO of GEN H-4 is 100 hr.) Electric starters (for each engine). click here for more info on engines |
| Diameter? RPM? Pitch? Materials? Transmission Gear? Max input power? |
4.0m (13'1") 800-900 rpm Fixed (ground adjustable) CFRP composite Integral reduction gear and counter-rotating system 80 hp |
| Roll & pitch? Yaw? Altitude? |
By the control bar (which travels the whole rotor
head) Left hand (through an electric controlled differential gear) Right hand (throttle lever; operated with the right thumb) |
| Shock absorbent structure? Fuel tank? |
Aluminum pipe Not to exceed 5 gal (18.9 l) to be an "Ultra-light" aircraft |
| Unloaded weight? Max takeoff weight? Endurance? Cruising speed? Ceiling? VNE? |
70 kg (155 lb) 220 kg (485 lb) 30 to 60 min. (Depending on payload) 100 km/h (60 mph) 3,000m (10,000 ft) (estimate) 200 km/h (120 mph) |
| - Four independent engines enable normal flight to
continue with one engine out. - Emergency landing under full control is possible on two engines. - Ballistic parachute provided above the mast. |
| - Automatic altitude controller. - Under seat air bags. - Folding structure (for loading inside station wagon) (plan) |
| Predicted retail price? Sales commencing? Form of sales? |
US $35,000 (3,600,000 yen (expected)) Current estimate: Summer of 2000. Full self assembly kit requiring about 30-40 hours to build |