Magnetorheological polishing devices and methods
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United States of America Patent
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Aug 28, 2007
Grant Date -
May 8, 2003
app pub date -
Nov 18, 2002
filing date -
Apr 14, 1992
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of polishing an object is disclosed. In one embodiment, the method comprises the steps of creating a polishing zone within a magnetorheological fluid; determining the characteristics of the contact between the object and the polishing zone necessary to polish the object; controlling the consistency of the fluid in the polishing zone; bringing the object into contact with the polishing zone of the fluid; and moving at least one of said object and said fluid with respect to the other. Also disclosed is a polishing device. In one embodiment, the device comprises a magnetorheological fluid, a means for inducing a magnetic field, and a means for displacing the object to be polished or the means for inducing a magnetic field relative to one another
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