Helicopter
Invented on
Age
Thursday September 14, 1939
84
years
7
months
19
days
Next birthday in
Basic information
Category
inventions
Country
United States
Description
Type of rotorcraft in which lift and thrust are supplied by horizontally spinning rotors. The helicopter can take off and land vertically, to hover, and to fly forward, backward and laterally.
The VS-300, the world’s first practical helicopter, took flight on September 14,1939
Developed from the VS-300, Sikorsky's R-4 was the first large-scale mass-produced helicopter (mass productions starts in 1942)
In U.S. Navy and U.S. Coast Guard service, the helicopter was known as the Sikorsky HNS-1. In British service it was known as the Hoverfly.
Find more information about Helicopter on Wikipedia
Celebrate NOW
Helicopter - Celebrations from his DOB
- 52 days from now, June 24, 2024, Helicopter celebrate 352nd Mercury age
- 87 days from now, July 29, 2024, Helicopter celebrate exactly 31,000 days
- 95 days from now, August 6, 2024, Helicopter celebrate 138th Venus age
- 134 days from now, September 14, 2024, Helicopter celebrate 85th birthday
134 days from now, September 14, 2024, Helicopter celebrate exactly 1020 months - 140 days from now, September 20, 2024, Helicopter celebrate 353rd Mercury age
- 228 days from now, December 17, 2024, Helicopter celebrate 354th Mercury age
- 316 days from now, March 15, 2025, Helicopter celebrate 355th Mercury age
- 317 days from now, March 15, 2025, Helicopter celebrate 86th half birthday
- 320 days from now, March 19, 2025, Helicopter celebrate 139th Venus age
- 337 days from now, April 5, 2025, Helicopter celebrate exactly 2,700,000,000 seconds
337 days from now, April 5, 2025, Helicopter celebrate exactly 45,000,000 minutes
337 days from now, April 5, 2025, Helicopter celebrate exactly 750,000 hours
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