Frameless Stretched-Mesh Safety Screen for Transparent Heating Devices

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Solution Overview

Problem

Existing heating systems with transparent walls pose a safety risk as they can reach high temperatures, and conventional safety screens may obstruct the view or require frames that limit the aesthetic appeal and functionality.

Innovation Solution

A safety screen system comprising a single sheet of flexible mesh material attached to a heating device using a pole-based mounting system, allowing the mesh to stretch and conform to the device's shape without frames, ensuring unobstructed viewing and safety while being securely attached.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional safety screen with frame is used, then safety is improved, but the aesthetic appeal and viewing clarity deteriorate

Engineering Contradiction:
ImprovesafetyVSAvoidaesthetic appeal
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The patent removes the frame structure from the safety screen, extracting only the essential mesh material to provide safety functionality while eliminating the aesthetic and viewing obstructions caused by frames

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs a flexible mesh material that can be stretched and mounted without rigid framing, creating a thin, unobtrusive safety barrier that maintains aesthetic appeal and viewing clarity while providing protective function

Inventive Principle:
Principle #30Flexible shells and thin films

2Stability of the object's composition

If a frame-based safety screen is used, then structural stability is improved, but the viewing clarity and aesthetic appeal deteriorate

Engineering Contradiction:
Improvestructural stabilityVSAvoidviewing clarity
Core Design Contradiction:
Stability of the object's compositionVSIllumination intensity

Solution Approach 1:

The frame structure is completely removed from the safety screen design, extracting only the mesh material to provide both stability and viewing clarity without the obstructive elements of traditional frames

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

A flexible mesh material is used that can be stretched taut and secured without rigid framing, creating a stable yet transparent safety barrier that does not obstruct viewing clarity or aesthetic appearance

Inventive Principle:
Principle #30Flexible shells and thin films

3Illumination intensity

If a mesh safety screen is used to maintain transparency, then viewing clarity is improved, but the safety protection may be insufficient

Engineering Contradiction:
Improveviewing clarityVSAvoidsafety protection
Core Design Contradiction:
Illumination intensityVSReliability

Solution Approach 1:

The patent uses a mesh material with optimized opening sizes that maintains transparency for viewing clarity while the mesh structure itself provides adequate safety protection by preventing direct contact with hot surfaces

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The mesh material is designed with specific local properties including appropriate mesh density and wire thickness in critical areas to ensure adequate safety protection while maintaining overall transparency and viewing clarity

Inventive Principle:
Principle #3Local quality

4Ease of manufacture

If a rigid frame structure is used for the safety screen, then ease of manufacture is improved, but the adaptability to different heating device shapes deteriorates

Engineering Contradiction:
Improveease of manufactureVSAvoidadaptability to different shapes
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The safety screen employs a flexible, dynamic mesh material that can be stretched and shaped to adapt to various heating device configurations, replacing rigid static frame structures with a versatile flexible system

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The flexible mesh material can be easily stretched and mounted on different heating device shapes and sizes, providing adaptability to various configurations while maintaining ease of installation and manufacture

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS9835336B2Heating system including a safety screen
Publication Date: 2017.12.05 ORTAL - HEATING & AIR CONDITIONING SYST
  • US9835336B2 patent drawing
  • US9835336B2 patent drawing
  • US9835336B2 patent drawing

AI summary

A heating system includes a heating device having an interior and exterior, via which the interior of the heating device can be seen, when the device is installed for its operation, a safety screen configured to prevent access to the exterior of the heating device from a direction opposite to its interior, and a safety screen mounting system. The screen is made of a single sheet of flexible mesh material and is stretchable along its length. The mounting system includes two lateral mounting arrangements configured for fixed attachment of the sheet's side edges to the heating device at locations adjacent the lateral areas of the exterior of the heating device in such a manner that, during the attachment, the sheet is stretched in the direction along its length.