Toy helicopter

Details Toy helicopter Toy helicopter

1977-06-24

1978-04-18

Mancene, Louis G.

46 82, A63H 2712

Patent

active

040843459

ABSTRACT:
A toy helicopter including a body, a frame mounted to rotate with respect to said body, a spindle extending through an opening provided in the frame and mounted to rotate with respect to the frame, an energy storing mechanism operatively connecting the spindle and frame, a first wing operatively connected to the spindle to rotate therewith, and a second wing operatively connected to the frame to rotate therewith.

REFERENCES:
patent: 1803636 (1931-05-01), Nelson
patent: 2138168 (1938-11-01), Horak
patent: 2418269 (1947-04-01), Lewis
patent: 2439143 (1948-04-01), Nemeth
patent: 2469144 (1949-05-01), Baggott

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