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US 2004/0164191 A1Published application
Apparatus for producing fine powder
AssigneeThe Hong Kong Polytechnic University
InventorsYi Li, Weilin Xu
Life of this patent
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Abstract
An apparatus for grinding an organic material into a power includes a first grinding member with a first grinding surface and a second grinding member with a second grinding surface. The first and second grinding members are rotatably positioned adjacent each other for grinding an organic material between the fist and second grinding surfaces. The first and second grinding surfaces include a plurality of radii defining a plurality of sectors. The sectors are provided with rows of teeth parallel to a respective radius.
Claims6
An apparatus for grinding an organic material into a power including:
- a first grinding member with a first grinding surface,
- a second grinding member with a second grinding surface,
- the first and second grinding members rotatably positioned adjacent each other for grinding an organic material between the first and second grinding surfaces,
- the first and second grinding surfaces including a plurality of radii defining a plurality of sectors, the sectors provided with rows of teeth parallel to a respective radius.
1 more element
Dependencies are inferred from the claim text.