Rotating circular airfoil

Details Rotating circular airfoil Rotating circular airfoil

1976-12-03

1978-08-08

Kinsey, Russell R.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

273106B, A63H 2700

Patent

active

041048229

ABSTRACT:
A rotating aerial device intended for use as a toy has a circular ring having a cross-sectional configuration of an airfoil. The airfoil is defined by an outer circumferential edge and an inner circumferential edge which define the extremeties of a chord line of the airfoil cross-section. The airfoil cross-section also includes a top camber, a bottom camber, and a body thickness.

REFERENCES:
patent: 3580580 (1971-05-01), Wark
patent: 3594945 (1971-07-01), Turney
patent: 3673731 (1972-07-01), Farhi
patent: 3765122 (1973-10-01), English
patent: 3840233 (1974-10-01), Patterson

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