Coffee Grinder Sensor-Based Grind Adjustment for Optimal Extraction

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Solution Overview

Problem

The quality of coffee drinks is often compromised due to improper grinding and brewing, as the grind size significantly affects the flavor and aroma, with existing grinders failing to account for various factors such as coffee bean type, roast level, and environmental conditions.

Innovation Solution

A unique coffee grinder system that adjusts grind size based on specific parameters, using a combination of manual and automatic methods, including sensors and codes, to optimize the grind profile for different coffee types and brewing methods, ensuring the correct grind size is achieved for optimal flavor extraction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If manual code entry is used to set grind parameters, then adaptability to different coffee types is improved, but ease of operation deteriorates

Engineering Contradiction:

Improveadaptability to different coffee typesVSAvoidease of operation

Core Design Contradiction:

Adaptability or versatilityVSEase of operation

Solution Approach 1:

The grinder automatically reads the code from the coffee container and self-configures the grind parameters without requiring manual user input. The system serves itself by autonomously retrieving and processing the code information to set the optimal grind settings.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The manual mechanical process of entering codes is replaced with an automatic optical or electromagnetic reading system. The grinder uses a sensor to read the code on the container and automatically translates it into grind parameters, substituting manual operation with automated detection and control.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If automatic code reading is implemented, then ease of operation is improved, but device complexity increases

Engineering Contradiction:

Improveease of operationVSAvoiddevice complexity

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The code reading mechanism serves multiple functions: it identifies coffee type, determines optimal grind size, and may also indicate brewing parameters. This multi-functional approach justifies the added complexity by providing comprehensive automation benefits.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The code on the coffee container acts as an intermediary that carries all necessary grind parameter information. The grinder reads this intermediary medium to obtain settings, reducing the need for complex internal decision-making logic within the grinder itself.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Ease of operation

If grind size is not accurately controlled, then ease of operation is improved, but manufacturing precision deteriorates

Engineering Contradiction:

Improveease of operationVSAvoidgrind size precision

Core Design Contradiction:

Ease of operationVSManufacturing precision

Solution Approach 1:

The system incorporates feedback mechanisms that monitor the actual grind output and compare it against the target parameters derived from the code. This closed-loop control ensures that the grinder maintains precise grind size control while operating automatically without manual intervention.

Inventive Principle:

Principle #23Feedback

Data Source

PatentUS12082744B2Coffee grinder that automatically sets grind level

Publication Date: 2024.09.10 CLIVE HOLDINGS LLC

AI summary

A coffee grinder configured to allow a user to easily determine and adjust the grind produced. The coffee grinder includes a sensor operably connected to an adjustment shaft which allows for precise detection and manipulation of the position of the grinding elements.