TOP Russian patent published in 2003 - IPC

Abstract RU 2215567 C1

FIELD: toy production. SUBSTANCE: top has sharpened rod connected to symmetrical body, and support with cylindrical slot with permanent annular magnet located in bore made in slot wall. Sharpened end of rod is in contact with axial depression formed in slot bottom. Permanent magnet is fixed in sharpened rod above support. Permanent magnets have magnetization orientation of SN-NS or NS-SN. Such construction provides for static and dynamic balance at any inclination angle of support with respect to horizon. Apart from using as amusing toy, top may serve as means for increasing knowledge of physical phenomena. EFFECT: simplified manufacture process, enhanced reliability and convenient operation. 6 dwg

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RU 2 215 567 C1

Authors

Lisitsyn S.G.

Oparin S.Ja.

Dates

2003-11-10Published

2002-07-17Filed