Cyclone Vacuum Dust Compression With Fullness Indication

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Solution Overview

Problem

Vacuum cleaners with cyclone dust collecting units face reduced suction performance and potential motor overload due to full dust containers, necessitating visual checks and emptying, which is not efficiently addressed by existing technologies.

Innovation Solution

A vacuum cleaner design featuring a moving unit that compresses dust using pressurization members and a follower system, which changes color information and mechanical interference to visually indicate dust fullness, allowing for stable notification of dust emptying needs through attractive and repulsive forces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the dust container is filled with dust, then the dust collecting capacity is improved, but the suction performance is lowered and motor overload occurs

Engineering Contradiction:
Improvedust collecting capacityVSAvoidsuction performance
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent implements a feedback mechanism through the dust fullness indication system. The indicator visually communicates the dust container status to the user, enabling timely emptying before performance degradation occurs. This feedback loop prevents the contradiction from manifesting by alerting users to empty the container at appropriate intervals.

Inventive Principle:
Principle #23Feedback

2Quantity of substance

If the dust container is filled with dust, then the dust collecting capacity is improved, but motor overload is generated

Engineering Contradiction:
Improvedust collecting capacityVSAvoidmotor load
Core Design Contradiction:
Quantity of substanceVSPower

Solution Approach 1:

The dust fullness indication system provides feedback to users about the dust container status, enabling them to empty the container before motor overload occurs. This prevents excessive dust accumulation that would otherwise cause increased motor load and potential damage.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If a visual indication system is added to show dust fullness, then the ease of operation is improved, but the device complexity is increased

Engineering Contradiction:
Improvedust fullness visibilityVSAvoidindication system structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The dust container itself serves the dual function of storing dust and providing visual indication of its fullness status. The indicator system leverages the existing structural elements of the dust container (walls, bottom, opening) rather than requiring separate complex indication mechanisms. The system is self-explanatory and requires minimal additional components.

Inventive Principle:
Principle #25Self-service

4Reliability

If the indicator system uses mechanical interference and magnetism, then the reliability of indication is improved, but the device complexity is increased

Engineering Contradiction:
Improveindication stabilityVSAvoidmechanical and magnetic components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a magnetic field as an intermediary between the dust container and the indicator. A magnet is placed on the dust container, and a magnetic indicator on the indicator assembly responds to the magnetic field strength, which varies with dust fullness. This intermediary approach provides reliable indication through physical principles while keeping the system relatively simple.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Enables effective visualization of dust container fullness and facilitates easy maintenance by providing a stable and user-friendly method to determine when the dust container needs to be emptied, improving operational efficiency and user experience.

Implementation Method 1

the moving unit and the follower have magnetism, to enable power supply to selectively supply to a notification portion showing fullness of the dust container while sliding-moving the follower by attractive force and repulsive force acting according to the compression condition of the dust within the dust container

Methodology Applied
Scientific EffectMagnetism: Magnetism

Data Source

PatentUS9003601B2Vacuum cleaner
Publication Date: 2015.04.14 LG ELECTRONICS INC
  • US9003601B2 patent drawing
  • US9003601B2 patent drawing
  • US9003601B2 patent drawing

AI summary

The present disclosure relates to a vacuum cleanerA vacuum cleaner of the disclosure includes a body, a dust collecting unit disposed at one side of the body and provided with a dust collecting container storing the dust, a pressurization member compressing the dust stored in the dust collecting container, a driving device operating the pressurization member, and a dust emptying notification unit noticing the dust emptying time by visualizing a storage condition of the dust within the dust collecting container while sliding-moving by operating the pressurization member.In the disclosure, the accommodating condition of the dust for the dust collecting unit can be easily shown.