| 摘要 |
PURPOSE: A top is provided to catch the top easily, to deliver the large power to throw up, to increase the centrifugal force generated while rotating and to extend the rotating time. CONSTITUTION: A top comprises a main body(4) having the rotating tip end on the edge of the bottom part, in which the end becomes pointed from the upper end of the top to the edge of the bottom part; a base portion(31) which connects to and covers the upper end of the main body; an annular grip portion(32) which faces the outside from the base portion or extends radially; a top face which is defined with the base portion and the top surface of the annular grip portion; and a plate part(3) equipped with the base portion having a central tapered groove in which the end becomes pointed downwardly from the upper side of the plate part. |
