Steamer Flow Chamber With Film Heater for Handle Heat Isolation

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Solution Overview

Problem

Portable steamers face challenges in achieving a compact design while maintaining effective steam generation and user safety, as traditional heating elements are often positioned near the handle, risking burns and limiting the steamer's portability.

Innovation Solution

A steamer design incorporating a thick film heating element and a flow chamber with fluid pathways, along with a temperature control regulator and electrical contacts, allows for efficient steam generation while minimizing heat transfer to the handle through the use of silicone insulation, enabling a more compact and safer form factor.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If the heating element is positioned near the handle for compact design, then the steamer becomes more portable, but the user risks burns from excessive heat transfer to the handle

Engineering Contradiction:
Improvesteamer compactnessVSAvoidheat transfer to handle
Core Design Contradiction:
Volume of moving objectVSObject-affected harmful factors

Solution Approach 1:

A flow chamber is introduced as an intermediary component between the heating element and the handle. This flow chamber serves as a thermal barrier that prevents excessive heat transfer to the handle while maintaining the compact design. The chamber allows the heating element to remain positioned near the handle for portability, but the flow chamber mediates the thermal interaction to protect the user from burns.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Area of stationary object

If multiple nozzles are used for aggregate steam output, then the steam coverage area increases, but the steam pressure and travel distance decrease

Engineering Contradiction:
Improvesteam output areaVSAvoidsteam pressure
Core Design Contradiction:
Area of stationary objectVSStress or pressure

Solution Approach 1:

The steam output system is segmented into multiple nozzles arranged in an array on the flow chamber. This segmentation allows the steam to be distributed across multiple outlets, increasing the overall coverage area. The segmentation of the steam generation and delivery system enables both wide coverage through multiple nozzles and maintained pressure through efficient steam generation in the flow chamber.

Inventive Principle:
Principle #1Segmentation

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 design enhances the steamer's compactness and safety by efficiently generating steam while preventing excessive heat transfer to the user, allowing for effective wrinkle removal and sanitization without the risk of burns.

Implementation Method 1

a flow chamber positioned adjacent to a film heating element... having a fluid pathway for the liquid to flow through as it is heated by the adjacent film heating element

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

heat is exchanged between the film heating element and liquid flowing through the fluid pathway of the chamber

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 3

Power is also provided to the heating assembly to provide power to the film heating element through electrical contacts

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Data Source

PatentUS20240279868A1Steamer
Publication Date: 2024.08.22 VORNADO AIR LLC
  • US20240279868A1 patent drawing
  • US20240279868A1 patent drawing
  • US20240279868A1 patent drawing

AI summary

A steamer is provided having a novel steam generation assembly. The steam generation assembly includes a flow chamber positioned adjacent to a film heating element. The flow chamber is generally a flat plate having a fluid pathway for liquid to flow through, where the fluid can be heated by the adjacent film heating element. The steam generation assembly may further include one or more liquid inlets for receiving water into the fluid pathway and one or more steam outlets. The heating assembly may further include a temperature control regulator for regulating the temperature of the film heating element.