Liquid Storage Stirring Control for Lid-Accessible Sediment Dispersion

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Solution Overview

Problem

Existing liquid storage apparatuses with stirring mechanisms lack user-friendliness, particularly in terms of ease of use and efficiency in dispersing sedimented components.

Innovation Solution

A liquid storage apparatus with a built-in stirring portion that includes a storage unit and a drive unit, where rotation is stopped when a specific condition related to the opening and closing member is satisfied, enhancing user interaction and efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the storage unit rotates continuously to disperse sedimented components, then the uniformity of liquid is improved, but the user cannot easily access the storage portion

Engineering Contradiction:
Improveuniformity of liquidVSAvoidaccessibility to storage portion
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The liquid storage apparatus dynamically changes the rotational state of the storage unit based on operational conditions. The control unit stops rotation when the opening and closing member is opened, allowing user access, and resumes rotation when closed, maintaining liquid uniformity. This dynamic adjustment resolves the contradiction between continuous rotation for uniformity and accessibility when the lid is open.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The control unit monitors the state of the opening and closing member and adjusts the rotation accordingly. When the opening and closing member is detected to be opened, the control unit stops the rotation; when closed, rotation resumes. This feedback mechanism ensures the storage unit rotates only when necessary for maintaining liquid uniformity while allowing access when the lid is open.

Inventive Principle:
Principle #23Feedback

2Productivity

If the storage unit rotates at high speed to efficiently disperse precipitate, then the productivity of dispersion is improved, but the user-friendliness decreases due to difficulty in stopping and accessing

Engineering Contradiction:
Improvedispersion efficiencyVSAvoiduser-friendliness
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system automatically adjusts its own rotational state based on the state of the opening and closing member without requiring manual intervention. When the user opens the lid for access, the system self-stops rotation; when closed, it self-resumes rotation. This eliminates the need for separate stop/start controls, improving user-friendliness while maintaining dispersion efficiency.

Inventive Principle:
Principle #25Self-service

3Stability of the object's composition

If the storage unit rotates continuously to maintain liquid uniformity, then the homogeneity of liquid is improved, but the energy consumption increases

Engineering Contradiction:
Improvehomogeneity of liquidVSAvoidenergy consumption
Core Design Contradiction:
Stability of the object's compositionVSUse of energy by moving object

Solution Approach 1:

The storage unit rotates periodically based on the operational state rather than continuously. Rotation occurs during closed periods when uniformity needs to be maintained, and stops when the lid is open for user access. This periodic operation maintains liquid homogeneity while significantly reducing energy consumption compared to continuous rotation.

Inventive Principle:
Principle #19Periodic action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution improves user-friendliness and effectiveness in dispersing sedimented components within the liquid, reducing user burden and ensuring uniformity, while maintaining a compact design and ease of maintenance.

Implementation Method 1

a storage unit configured to store liquid and a drive unit configured to drive the storage unit

Methodology Applied
Scientific EffectStirring: Stirring

Data Source

PatentUS20250332835A1Liquid storage apparatus, liquid stirring apparatus, and control method
Publication Date: 2025.10.30 CANON KK
  • US20250332835A1 patent drawing
  • US20250332835A1 patent drawing
  • US20250332835A1 patent drawing

AI summary

A liquid storage apparatus including: a stirring portion including a storage unit configured to store liquid and a drive unit configured to drive the storage unit; and a storage portion configured to store the stirring portion, the storage portion being opened and closed by an opening and closing member, wherein in a case where a stop condition relating to a state of the opening and closing member is satisfied, rotation of the storage unit by the drive unit is stopped.