DAMPING SPINDLE MECHANISM WITH SELF COMPENSATION
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United States of America Patent
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Issued Date -
May 18, 2017
app pub date -
Mar 24, 2015
filing date -
Mar 25, 2014
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Abstract
A damping spindle mechanism includes a spindle, a sleeve, a housing and a blade. The sleeve is coupled to the spindle; the housing is disposed with a chamber, one section of the spindle threaded with the sleeve is assembled in the chamber of the housing to form a closed chamber; the close chamber is filled with damping oil and is separated to a first chamber body and a second chamber body by the sleeve; the sleeve is disposed with a first passage connecting the two chamber bodies in the axial direction; wherein the blade is of ring shape or arc shape coupled to the internal wall surface of the housing, the blade is disposed with a deformable first thin wall. When the blade moves towards the second chamber body, the first thin wall deforms towards the internal wall surface of the housing.
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