Helicopter

Picture of Helicopter
Invented on
Age
 Thursday September 14, 1939
84
years
7
months
5
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

Half birthday

Next half birthday falls on
Saturday March 15, 2025
It is going to happen in

Age in different time units

Months   Weeks   Days   Hours   Minutes   Seconds  

Planet Age

How old Helicopter would be if it was invented on a different planet
Mercury
351.25 years
Venus
137.51 years
Mars
44.98 years
Jupiter
7.13 years
Saturn
2.87 years
 
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Helicopter - Celebrations from his DOB

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