초록

A radio-controlled spherical toy is designed as a hollow, preferably transparent sphere containing a radio-controlled vehicle supported on two drive bands having a track contact between points the maximum distance between which is less than 80% of the inner diameter of the sphere.

대표청구항 ▼

A radio-controllable substantially spherical toy comprising a hollow, substantially spherical toy body having an inner surface substantially concentric with an outer surface thereof and a predetermined diameter of the inner surface of said body containing a radio controlled vehicle having means fric

A radio-controllable substantially spherical toy comprising a hollow, substantially spherical toy body having an inner surface substantially concentric with an outer surface thereof and a predetermined diameter of the inner surface of said body containing a radio controlled vehicle having means frictionally engaging said inner surface for causing relative movements between said vehicle and said body, characterized in that said means consist of two endless bands each said band engaging the inner surface for traction and being wrapped around a system of a plurality of support wheels and at least one driving wheel defining an arced length, said endless bands having such dimensions that a maximum distance between end points of said arcedlength, of engagement between said bands with the inner surface of said body is less than 80% of the diameter of the inner surface of said body.