Acrobatic rotary-wing toy helicopter

Details Acrobatic rotary-wing toy helicopter Acrobatic rotary-wing toy helicopter

A - Human Necessities

63

H

A63H 27/133 (2006.01) A63H 27/24 (2006.01) B64C 27/10 (2006.01) B64C 27/26 (2006.01)

Patent

CA 2716123

There is provided a rotary-wing toy helicopter generally comprising a transverse shaft, a plane body fixedly attached to the transverse shaft and a rotor assembly rotatably attached to the transverse shaft. The rotor assembly generally comprises a primary drive means connected to a drive shaft for driving at least one set of lifting blades and a secondary drive means connected to the transverse shaft for driving rota-tion of the transverse shaft and the plane body clockwise or counter-clockwise around the axis of trans-verse shaft.

L'invention porte sur un hélicoptère jouet à voilure tournante comprenant de façon générale un arbre transversal, un corps plan fermement fixé à l'arbre transversal et un ensemble rotor fixé en rotation à l'arbre transversal. L'ensemble rotor comprend de façon générale un moyen d'entraînement primaire relié à un arbre d'entraînement pour entraîner au moins un ensemble de pales de portance et un moyen d'entraînement secondaire relié à l'arbre transversal pour entraîner en rotation l'arbre transversal et le corps plan dans le sens des aiguilles d'une montre ou dans le sens inverse des aiguilles d'une montre, autour de l'axe de l'arbre transversal.

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