Clothes folding device

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Solution Overview

Problem

Existing clothes folding devices face issues such as damage to clothes during loading, increased device size, unintentional clothes ejection, and malfunctions due to improper adjustment and pressure concentration.

Innovation Solution

A clothes folding device with a loading assembly featuring an inclined seating plate, a clamp assembly with a unidirectional rotating wheel and elastic gap maintenance, and a transport roller to prevent separation, allowing for adjustable and secure folding of various types and sizes without additional power sources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If clothes are inserted into the clamp and pushed inside, then the folding process can be performed, but the clothes may be damaged during the process

Engineering Contradiction:
Improvefolding process efficiencyVSAvoidclothes damage
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent applies beforehand cushioning by providing a soft cushioning layer between the clamp and the clothes to prevent direct contact and potential damage. The clamp pushes the clothes through this cushioning layer rather than directly, which protects the clothes from damage while still enabling the folding process to proceed efficiently.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Ease of operation

If the clamp moves further to release the clothes, then the clothes can be properly discharged, but the device size increases

Engineering Contradiction:
Improveclothes discharge capabilityVSAvoiddevice size
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent applies the inversion principle by changing the release mechanism from linear displacement to rotational movement. Instead of the clamp moving forward to release clothes, the clamp rotates about a pivot point, allowing the clothes to be discharged without requiring additional linear space, thus maintaining a compact device size while ensuring proper clothes discharge.

Inventive Principle:
Principle #13The other way round (Inversion)

3Device complexity

If the distance between clamp bodies is fixed, then the device structure is simple, but clothes of different types and sizes cannot be properly fixed

Engineering Contradiction:
Improveclamp structure simplicityVSAvoidclothes fixation adaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent applies dynamics by making the distance between clamp bodies adjustable rather than fixed. The clamp assembly can be positioned at different distances along the conveyor, allowing it to adapt to clothes of various types and sizes while maintaining a relatively simple overall device structure. This dynamic positioning capability enables versatile fixation without complex mechanisms.

Inventive Principle:
Principle #15Dynamics

4Reliability

If two clamps are used to fix clothes, then the clothes can be securely held, but pressure concentrates on the fixing point causing damage

Engineering Contradiction:
Improveclothes fixation securityVSAvoidpressure concentration damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies segmentation by dividing the single clamp into two separate clamp bodies that contact the clothes at different locations. This segmentation distributes the fixing pressure across multiple points rather than concentrating it at one location, securing the clothes reliably while preventing damage from excessive localized pressure.

Inventive Principle:
Principle #1Segmentation

5Ease of operation

If the clamp moves a sufficient distance to release clothes, then the clothes are properly discharged, but additional power is required

Engineering Contradiction:
Improveclothes release functionVSAvoidpower consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The patent applies inversion by replacing the linear displacement mechanism with a rotational mechanism. The clamp rotates about a pivot point to release clothes instead of moving linearly, which achieves the same clothes discharge function while requiring significantly less power and eliminating the need for additional power sources.

Inventive Principle:
Principle #13The other way round (Inversion)

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

Prevents clothes damage, reduces device size, minimizes wrinkle formation, and securely fixes clothes without additional power, enabling efficient folding of different types and sizes.

Implementation Method 1

a wheel assembly which includes a unidirectional rotating wheel which rotates together with the inserted clothes

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

an elastic member which elastically connects the wheel case and the retreat member

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12060675B2Clothes folding device
Publication Date: 2024.08.13 LG ELECTRONICS INC
  • US12060675B2 patent drawing
  • US12060675B2 patent drawing
  • US12060675B2 patent drawing

AI summary

The present disclosure relates to a clothes folding device including: a loading assembly which causes the clothes to be pushed-in and seats the clothes on a first folding layer equipped with a conveyor for transport; a folding assembly which performs the folding of the clothes while the pushed-in clothes are transported; and an unloading assembly which is disposed below the folding assembly and loads the clothes discharged by the folding assembly. The loading assembly includes: a seating plate which forms an inclined surface at an inlet and allows the clothes to be seated thereon; a clamp assembly which fixes the clothes and moves the clothes to the first folding layer; and a transport roller which presses the clothes seated on the first folding layer and rotates together with the moving of the clothes while pressing the clothes, and thus, preventing the clothes from being separated. The clamp assembly includes a wheel assembly and a clamp plate which presses inserted clothes from both sides. The wheel assembly includes a unidirectional rotating wheel which rotates together with the inserted clothes.