Title:
TOP
Document Type and Number:
Japanese Patent JP2000140445
Kind Code:
A
Abstract:
To provide a top stably rotatable for a long period of time without generating swinging.
In this top provided with a body 10 and a projected core rod 12a provided on the almost center of a body lower surface 10a for being rotated with the core rod 12a as a center, the body lower surface 10a is a plane orthogonal to the projected core rod 12a and the height C of the projected core rod 12a is equal to or more than 1/1000 and equal to or less than 1/50 to the diameter A of the body 10.
Inventors:
TASHIRO NOBUO
UNO TERUO
UNO TERUO
Application Number:
JP31776798A
Publication Date:
May 23, 2000
Filing Date:
November 09, 1998
Export Citation:
Assignee:
TASHIRO EL KK
International Classes:
A63H1/00; (IPC1-7): A63H1/00
Attorney, Agent or Firm:
Yuji Iwahashi