External circular polisher with double polishing wheels
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United States of America Patent
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May 10, 2016
Grant Date -
Jul 2, 2015
app pub date -
Aug 1, 2013
filing date -
Aug 1, 2013
priority date (Note) -
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Abstract
An external circular polisher with double polishing wheels includes: a first polishing wheel having a first internal circular surface; a second polishing wheel having a second internal circular surface; a plurality of holders mounted on the first internal circular surface and the second internal circular surface; a plurality of polishing units connected to the holders for polishing a target external circular surface; a driving unit for driving the first polishing wheel and the second polishing wheel; and a supporter for supporting the first polishing wheel and the second polishing wheel. With the foregoing structure, a user can polish a target with two polishing wheels at the same time, and the external circular polisher works stably; the present invention can be driven by a motor of a conventional device for further increasing a scope of application of the external circular polisher with double polishing wheels.
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