SPINNING TOP MANUFACTURE METHOD Russian patent published in 2001 - IPC

FIELD: mechanical engineering. SUBSTANCE: method involves manufacturing spinning top from egg by removing its content via polar openings of egg-shell; filling inner cavity of egg-shell with readily dried foamed sticky filler. Method may be used for manufacture of visual objects or models employed in educational colleges etc for visual presenting of phenomena in theoretical mechanics, physics, gyroscopy and qualitative analysis of dynamics of quick-rotating bodies, asymmetrical bodies etc on supporting surface, as well as for manufacture of toys and souvenirs. EFFECT: simplified method, increased efficiency by improved strength and prolonged time of rotation of article. 3 dwg, 1 ex