| 摘要 |
FIELD: toy production. SUBSTANCE: apparatus has body made from nonmagnetic material, two permanent magnets positioned within body at its opposite ends, and movable member made from ferromagnetic material and positioned in mid portion of body between permanent magnets. Movable member is mounted on guides for reciprocating within body. Permanent magnets are formed as balls, each attached to shaft provided with rotational drive. EFFECT: wider operational capabilities and increased entertaining effect. 7 cl, 3 dwg
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