Apparatus for grinding coffee bean

Details Apparatus for grinding coffee bean Apparatus for grinding coffee bean

A - Human Necessities

47

J

A47J 42/20 (2006.01) A23F 5/08 (2006.01) A47J 42/16 (2006.01) A47J 42/18 (2006.01) A47J 42/22 (2006.01) A47J 42/38 (2006.01) A47J 42/40 (2006.01)

Patent

CA 2433466

An apparatus for grinding coffee beans, enabling a size of coffee bean grinds to be easily controlled, is disclosed. The apparatus includes a rotating cutter having grinding blades at its upper surface, and rotated by a motor, a fixed cutter positioned above the rotating cutter with a spacing therebetween, and having grinding blades at its lower surface and a central charging inlet formed therethrough, a worm wheel connected to the fixed cutter to raise and lower the fixed cutter, a worm gear engaged with teeth of worm wheel to rotate the worm wheel, and a control motor to rotate the worm gear in normal and reverse directions.

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