Patent ID: 11864686
Assignee: DAITO GIKEN, INC.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. A coffee machine comprising:
a main body;
a grinder unit configured to grind coffee beans between a first blade and a second blade;
a rotation drive mechanism configured to rotationally drive the second blade; and
an interval adjustment mechanism configured to adjust an interval between the first blade and the second blade, wherein
the rotation drive mechanism includes a first power transmission portion and a second power transmission portion,
the first power transmission portion includes (a) a power source to rotationally drive the second blade and (b) a transmission gear, and transmits power of the power source to the second power transmission portion,
the second power transmission portion includes a drive gear to be coupled to the transmission gear of the first power transmission portion, and transmits the power transmitted from the first power transmission portion to the second blade,
the interval adjustment mechanism includes an interlocking portion and an operation transmission portion to transmit an operation of the interval adjusting,
the operation transmission portion has a gear,
the interlocking portion has a coupling gear to be coupled to the gear of the operation transmission portion,
the gear of the operation transmission portion rotates in response to the operation of interval adjusting,
the coupling gear is coupled to the gear of the operation transmission portion and rotates by rotation of the gear of the operation transmission portion,
the interval adjustment mechanism adjusts the interval by raising and lowering the first blade by rotating the coupling gear,
the main body includes the power source, the first power transmission portion, and the operation transmission portion, and the grinder unit is fitted into the main body,
the grinder unit includes the second power transmission portion and the interlocking portion, and is detachable from the main body in a manner so as to be replaceable to the main body, and
when the grinder unit is fitted into the main body, the drive gear of the second power transmission portion is directly coupled to the transmission gear of the first power transmission portion, and the coupling gear of the interlocking portion is directly coupled to the gear portion of the operation transmission portion.