Shoe management apparatus

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Solution Overview

Problem

Existing shoe dryers face issues such as interference between shoes and components during placement or removal, contamination from foreign substances, and the inability to dry high-height shoes like boots.

Innovation Solution

A shoe management apparatus with a first supply portion disposed inside the receiving portion, allowing for convenient shoe placement and removal, and enabling the simultaneous drying of low-height and high-height shoes by rotating the supply portion to accommodate different shoe heights.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If mounting pipes are always exposed outside for shoe insertion, then shoe placement is convenient, but interference occurs between shoes and mounting pipes during placement or removal

Engineering Contradiction:
Improveshoe placement convenienceVSAvoidinterference between shoes and mounting pipes
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The mounting pipes are designed to be movable rather than fixed, allowing them to automatically adjust their position. When shoes are placed or removed, the mounting pipes can move to avoid interference with the shoes, while still providing support when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting pipes can be inserted into or retracted from the drying chamber body, allowing them to nest within the chamber when not in use. This eliminates interference with shoe placement while maintaining functionality when shoes need to be dried.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Area of stationary object

If mounting pipes are disposed in a hanger shape to save space, then space utilization is improved, but shoes at the lower side are contaminated by foreign substances falling from upper shoes

Engineering Contradiction:
Improvespace utilizationVSAvoidcontamination of lower shoes by foreign substances
Core Design Contradiction:
Area of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The mounting pipes are extracted from the vertical hanger arrangement and repositioned to extend horizontally or at angles that prevent foreign substances from falling onto lower shoes. This separates the contamination source from the vulnerable area.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The mounting pipes are positioned at specific locations and angles that provide localized support for shoes while preventing foreign substance accumulation in areas where lower shoes are placed. Each mounting pipe's position is optimized to serve its specific function without causing contamination.

Inventive Principle:
Principle #3Local quality

3Device complexity

If the drying chamber is designed for low-height shoes only, then the structure is simple, but high-height shoes cannot be dried

Engineering Contradiction:
Improvestructure simplicityVSAvoidability to dry different shoe heights
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The mounting pipes are made movable and adjustable in length or position, allowing the drying chamber to adapt to different shoe heights. The pipes can be extended or repositioned to accommodate high boots while maintaining the ability to dry low shoes, eliminating the need for multiple specialized chambers.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The drying chamber is designed with universal mounting pipes that can serve multiple functions and accommodate various shoe types and heights. The same chamber structure can dry both low shoes and high boots by adjusting the mounting pipe positions, providing multi-functionality without requiring separate specialized chambers.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 apparatus prevents interference and contamination, allows for efficient drying of both low-height and high-height shoes, and reduces installation costs by accommodating various shoe types in a single unit.

Implementation Method 1

a blower supplying air into the stationary duct

Methodology Applied
Scientific EffectFluid flow:

Implementation Method 2

a heat exchanger performing heat exchange with air flowing into the blower

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 3

a steam generator generating steam and supplying the steam to the first supply portion

Methodology Applied
Scientific EffectSteam generation: Boiling

Data Source

PatentUS12201258B2Shoe management apparatus
Publication Date: 2025.01.21 LG ELECTRONICS INC
  • US12201258B2 patent drawing
  • US12201258B2 patent drawing
  • US12201258B2 patent drawing

AI summary

A shoe management apparatus including a receiving portion defining a receiving space for receiving shoes therein, a first supply portion for guiding flow of a fluid towards the receiving portion, the first supply portion including a stationary duct disposed above the receiving space, a flexible duct connected to the stationary duct and able to rotate to change shape, a rotatable duct connected to the flexible duct and a first driver connected to the rotatable duct and for generating a rotational force to rotate the rotatable duct.