Antiphase Hanger Control in Multi-Clothes Stylers for Noise Reduction

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Solution Overview

Problem

In multi-clothes styler systems, simultaneous vibration of hangers amplifies noise and increases the risk of damage to the equipment, reducing the system's lifespan.

Innovation Solution

Implementing an antiphase control method that synchronizes the vibration phases and frequencies of hangers in the system, using a control unit to delay or adjust the operation of secondary hangers to ensure they operate out of phase with primary hangers, thereby minimizing noise and vibration impact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple hangers in the multi-clothes styler system operate simultaneously, then the productivity and treatment capacity of the system is improved, but the vibration amplifies causing increased noise and reduced reliability

Engineering Contradiction:
Improvetreatment capacityVSAvoidsystem lifespan
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent implements periodic action by controlling hangers to operate in alternating cycles rather than simultaneously. The control unit coordinates the operation timing of multiple hangers so that they operate sequentially with different start times, creating a periodic pattern that prevents vibration amplification while maintaining overall system productivity.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The patent applies preliminary action through the control unit that pre-coordinates the operation timing of multiple hangers before they actually operate. By planning and scheduling the start times of each hanger in advance based on their positions and potential vibration interference, the system prevents harmful vibration amplification before it occurs, ensuring reliable operation.

Inventive Principle:
Principle #10Preliminary action

2Object-affected harmful factors

If hangers are controlled to operate out of phase to reduce vibration, then noise and damage risk are reduced, but the control complexity increases

Engineering Contradiction:
Improvenoise and vibration impactVSAvoidcontrol system complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent implements feedback mechanisms where the control unit monitors the operation status and vibration levels of multiple hangers. Based on this feedback information, the control unit dynamically adjusts the timing and phase of hanger operation to maintain optimal vibration reduction while managing control complexity through intelligent decision-making algorithms.

Inventive Principle:
Principle #23Feedback

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

This approach effectively reduces noise and prevents damage to the multi-clothes styler system by ensuring that vibrations do not amplify, thus extending the system's lifespan.

Implementation Method 1

as the hanger, a movable hanger may be used for applying vibration to the clothes to enhance an effect of smoothing out the rumples, and making the steam or the hot air supplied thus to infiltrate into the fabric, well

Methodology Applied
Scientific EffectVibration: Vibration

Implementation Method 2

if the steam is used, the steam provides an effect of moderating the rumple on the clothes. The cloths wet with the steam supplied thus may have the rumple moderated or removed in the drying process

Methodology Applied
Scientific EffectSteam condensation and evaporation: Phase Change

Implementation Method 3

making the steam or the hot air supplied thus to infiltrate into the fabric, well

Methodology Applied
Scientific EffectSteam infiltration: Diffusion

Data Source

PatentUS8707591B2Method for operating multi-clothes styler system
Publication Date: 2014.04.29 LG ELECTRONICS INC
  • US8707591B2 patent drawing
  • US8707591B2 patent drawing
  • US8707591B2 patent drawing

AI summary

The method for operating a multi-clothes styler system having a first styler and a second styler each with a hanger for applying vibration to clothes hung therefrom, includes an antiphase control step for controlling a vibration phase of a second hanger of the second styler to become an antiphase of the vibration phase of a first hanger of the first styler, if the first hanger of a first clothes styler and the second hanger of a second clothes styler are operated at the same time, and vibration frequencies of the first hanger and the second hanger are the same, whereby minimizing noise produced from the vibration of a plurality of hangers, and preventing the multi-clothes styler system from damaging due to intense variation to prevent a lifetime thereof from reducing.