Apparatus for grinding coffee bean
AssigneeSamsung Gwang Ju Electronics Co., Ltd.
InventorHae Chan Park
Life of this patent
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Abstract
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.
Claims9
An apparatus to grind coffee beans, comprising:
- 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 circumferential teeth of the worm wheel to rotate the worm wheel;
- and
- a control motor to rotate the worm gear in normal and reverse directions.
An apparatus to grind coffee beans, comprising:
- a rotating cutter to be rotated by a motor;
- a fixed cutter positioned above the rotating cutter with a spacing therebetween, and having a central charging inlet therethrough;
- and
- a motorized lifting unit adapted to raise and lower the fixed cutter to control a spacing between the rotating and fixed cutters.
Dependencies are inferred from the claim text.