System iron

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Solution Overview

Problem

Current systems require separate devices for ironing and steaming, and existing steaming apparatuses cannot perform ironing operations or stably supply steam when the ironing plate position changes.

Innovation Solution

A system iron that includes a steam generator, a rotatable ironing plate with a steam flow channel through a hinge shaft, allowing steam to be supplied to nozzles regardless of plate position, enabling both ironing and steaming with a single apparatus.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If separate devices are used for ironing and steaming, then each device can perform its specific function well, but it requires multiple devices and increases device complexity

Engineering Contradiction:
ImprovefunctionalityVSAvoidnumber of devices
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines an ironing device and a steaming device into a single integrated system. The ironing plate serves dual purposes: it can be heated for traditional ironing operations and simultaneously functions as a steam generator for steaming garments. This merging of functions eliminates the need for separate devices while maintaining the effectiveness of both ironing and steaming operations.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The ironing plate is designed with multi-functionality, serving both as a heating element for ironing and as a steam generation chamber. The plate includes steam nozzles that can spray steam during ironing operations or when used as a standalone steaming device, allowing a single device to perform multiple garment care functions.

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

2Adaptability or versatility

If the ironing plate is made rotatable for versatile positioning, then operational flexibility is improved, but steam supply stability deteriorates due to structural interference

Engineering Contradiction:
Improvepositioning flexibilityVSAvoidsteam supply stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The steam flow channel is nested within the hinge shaft structure. The hinge shaft, which enables rotation of the ironing plate, contains an internal cavity that houses the steam flow channel. This nested arrangement allows the steam channel to rotate together with the hinge shaft and ironing plate, maintaining continuous steam supply to the nozzles regardless of the plate's rotational position, thereby eliminating structural interference.

Inventive Principle:
Principle #7Nested doll (Nesting)

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 stable steam supply and versatile ironing operations, allowing for both ironing and steaming with a single device without structural interference, even when the ironing plate is rotated or changed in position.

Implementation Method 1

a steam generator for generating steam

Methodology Applied
Scientific EffectPhase change (water to steam): Phase Change

Data Source

PatentUS11280045B2System iron
Publication Date: 2022.03.22 LG ELECTRONICS INC
  • US11280045B2 patent drawing
  • US11280045B2 patent drawing
  • US11280045B2 patent drawing

AI summary

The present invention relates to a system iron. The system iron according to the present invention includes a body including a steam generator for generating steam; an ironing plate rotatably coupled to an upper portion of the body; a hinge shaft, which has therein a cavity and which is open at at least one of two ends thereof so as to allow the ironing plate to be rotated, the hinge shaft being provided in a zone on a peripheral surface thereof with a flow through hole; and a steam flow channel, which extends through the open end and the flow through hole in the hinge shaft so as to allow the steam, generated by the steam generator, to be sprayed to the outside of the ironing plate.