Vibration absorber
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United States of America Patent
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May 7, 2013
Grant Date -
Aug 11, 2011
app pub date -
Jan 14, 2011
filing date -
Feb 5, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
A system for absorbing vibration created by operation of an engine of the present invention includes a first plate driven by an engine shaft and a torque transmitting device for transferring torque from the engine shaft to a transmission input shaft. The system includes a first vibration absorber and a second vibration absorber. The first vibration absorber includes at least one selectively moveable mass. The second vibration absorber includes at least one biasing member and generally opposing ends. The first vibration absorber is configured to absorb vibrations created at a first harmonic of the engine and the second vibration absorber is configured to absorb vibrations created at multiple harmonics of the engine.
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