Vibration control device and control method therefor
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United States of America Patent
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Mar 7, 2017
Grant Date -
Aug 14, 2014
app pub date -
May 16, 2012
filing date -
Aug 30, 2011
priority date (Note) -
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Abstract
Provided is a vibration control device, which enables the vibrations of a vibrating body, such as a rotary machine, to automatically be suppressed, without installing a vibration detection sensor on the vibration control device or vibrating body, and without controlling the rotational speed or phase of the vibration control device. The vibration control device (1), which is installed on a vibrating body (2) and controls the vibrations of the vibrating body (2), comprises a rotating shaft (11), a mass body (12) that is fixed to the rotating shaft (11), and an activation apparatus (13) that adds the power of a rotational motion, which is centered on the rotating shaft (11), to the mass body (12).
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