Motorized yo-yo having improved efficiency
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United States of America Patent
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May 29, 2012
Grant Date -
Sep 1, 2011
app pub date -
Feb 28, 2010
filing date -
Feb 28, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
The invention is a yo-yo that that has at least one side that incorporates components that create a powered rotation system. The system is connected to either a circuit board or a weighted board that is similarly rotatable and is located in the yo-yo's other side and/or employs a circuit board that is non-symmetric about its rotational axis and/or uses the powered rotation system to only push on a side portion's body member.
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