Importance

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Abstract

Spinning top includes a base with an external flat support and bearing a base tubular support in the center, a bearing structure above base with mortises in lower part of bearing structure, bearing structure comprising first tubular support coaxial with base tubular support and external to it, first tubular support rotatable relative to base tubular support at a point resting against base support at a longitudinal axis of base support, and second tubular support with an edge covering first tubular support, edge above edge of first tubular support, handle for rotation of bearing structure, including screw gear with a nut that goes through edge of second tubular support towards resting point of first tubular support against base tubular support, nut is above second tubular support edge and has teeth that engage response teeth of second tubular support, and point support/conical element, inserted into recess of first tubular support.

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First Claim