IP Library Granted Patent US 11,864,685
Granted Patent B2
US 11,864,685 · App. 18/025,098 · Granted Jan 9, 2024

Coffee machine

Inventors: Takeo Harada (Tokyo, JP); Masato Saito (Tokyo, JP)
Assignee: DAITO GIKEN, INC.
A47J31/42A47J42/16A47J42/46
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Quick Facts
Patent No.
US 11,864,685
App. No.
18/025,098
Granted
Jan 9, 2024
Kind
B2
Abstract

A coffee machine provided with a second grinder for grinding coffee beans, and provides a coffee machine that is controlled in consideration of a state for grinding coffee beans in the grinder. A coffee machine including a second grinder for grinding coffee beans, in which an input amount of coffee beans to be put into the second grinder is controlled.

Claims (12)

1. A coffee machine, comprising:

a first grinder configured to grind coffee beans by rotation of a first motor;

a second grinder disposed downstream of the first grinder, and configured to grind the coffee beans which are ground by the first grinder by rotation of a second motor;

a storage that stores a recipe which specifies information on various conditions for grinding coffee beans; and

a processor that controls rotation speed of the first and the second motors based on the recipe, wherein

the first motor and the second motor are different motors,

the processor controls the rotation speed of the first motor separately from the rotation speed of the second motor, and

the processor changes the rotation speed of the first motor according to a type of coffee beans specified in the recipe, and controls an input amount of coffee beans input to the second grinder from the first grinder.

2. The coffee machine according to claim 1 , wherein

the first grinder is a grinder for coarse grinding, and

the second grinder is a grinder for fine grinding.

3. The coffee machine according to claim 1 , wherein the first motor stops rotation before the second motor stops rotation.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 2, 2025
From: DAITO GIKEN, INC.
To: DAITO ENTERTAINMENT, INC.
Reel/Frame 071286/0197 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 7, 2023
From: HARADA, TAKEO; SAITO, MASATO
To: DAITO GIKEN, INC.
Reel/Frame 062908/0439 →
Priority Claims (1)
JP 2021-045956 · Mar 19, 2021 · national
Continuity (1)
Related Publication 20230240468A1 · Aug 3, 2023
Cited By (4)
US 1,138,431 US 12,369,741 US 12,369,744 US 12,575,692