Wind indicators

Details Wind indicators Wind indicators

1984-04-09

1985-11-26

Stephan, Steven L.

Measuring and testing

Navigation

Leeway incidence or side-slip

116209, G01P 1300

Patent

active

045548277

ABSTRACT:
A device for indicating windspeed and direction to a parachutist and comprising a datum element for plummetting to the ground, a status element having a parachute for floating to the ground, a cord linking the two elements, and different markers on each element.

REFERENCES:
patent: 2045521 (1936-06-01), Hertelendy
patent: 2439598 (1948-04-01), Dinsley
patent: 3164801 (1965-01-01), Nicholl
patent: 3458161 (1969-07-01), Pohl et al.
patent: 3804698 (1974-04-01), Kinloch
patent: 3869913 (1975-03-01), Niskin
patent: 4039164 (1977-08-01), Booth

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