Bi-elliptical flying toy

Details Bi-elliptical flying toy Bi-elliptical flying toy

1991-08-22

1992-07-21

Yu, Mickey

Amusement devices: toys

Aerodynamically supported or retarded

Spinning disc

D21 86, A63H 2700

Patent

active

051318792

ABSTRACT:
A flying toy is disclosed which consists of two elliptical rings mounted together in vertically spaced relation with their long axes perpendicular to one another. Struts having hyperbolic walls are used to mount the rings together. Each ring is made up of multiple airfoils of differing widths and thicknesses which merge together about the circumference of each ring.

REFERENCES:
patent: 3594945 (1971-07-01), Turney
patent: 3673732 (1972-07-01), Liotta
patent: 4182073 (1980-01-01), Tabet
patent: 4560358 (1985-12-01), Adler

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