Article of warmth with inner replaceable thermally insulating panels
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Solution Overview
Problem
Existing thermally insulating articles of apparel and other warmth items are inflexible and require frequent changes with seasonal temperature fluctuations, suffer from reduced insulating efficiency when wet, and have bulky or inefficient designs that compromise comfort and longevity.
Innovation Solution
The integration of removable and interchangeable thermally insulating flexible panels made of down or down mixtures, secured between an outer fabric shell and an inner liner, allowing for adaptable thermal insulation and easy washing, with magnetic or zipper closures for securement and easy replacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If down insulation is used in articles of warmth, then thermal insulating efficiency is improved, but the article becomes difficult to wash and maintain due to damage when wet
Solution Approach 1:
The down insulation is divided into separate removable panels that can be detached from the outer shell and liner. This segmentation allows the down panels to be removed before washing the article, preventing water damage to the down while enabling easy cleaning of the outer components. The panels can be reattached after drying, maintaining the insulating efficiency without the maintenance problems of traditional integrated down garments.
2Ease of operation
If synthetic fibers are used to replace down, then ease of washing is improved, but weight and bulk increase while requiring additional stabilization needlework
Solution Approach 1:
The down insulation is extracted as a separate removable component (panels) from the main article structure. This allows the lightweight down to be used for insulation while the outer shell and liner can be washed separately without the down. The removable panels protect the down from water damage and eliminate the need for heavy synthetic alternatives, maintaining low weight while improving washing ease.
3Adaptability or versatility
If detachable insulating cloths are secured by zippers, then adaptability to weather changes is improved, but reliability decreases when zipper breaks
Solution Approach 1:
The attachment system merges multiple fastening methods: zipper closures provide secure attachment and weather sealing, while additional snap fasteners or Velcro strips reinforce the connection. This combination ensures that if one fastening mechanism fails (e.g., zipper breaks), the other mechanisms maintain the attachment of the insulating panels, preserving both adaptability and reliability.
4Temperature
If insulating cloths are made of heavy fabric material, then warmth provision is improved, but adaptability to different temperature ranges is reduced
Solution Approach 1:
The insulating system uses multiple removable panels with different thermal insulation values that can be dynamically configured based on temperature conditions. Users can select and attach panels appropriate for the current weather - heavier insulation panels for cold conditions, lighter or fewer panels for milder temperatures. This dynamic reconfiguration maintains warmth provision while achieving adaptability across different temperature ranges.
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 solution provides adaptable thermal insulation that can be adjusted for different weather conditions, extends the life of the insulating panels by allowing them to be washed separately, and reduces bulk and drying time, while maintaining a stylish and functional design.
Implementation Method 1
down which is a natural fiber is known to have excellent thermal insulating properties as it is formed of clusters having a plurality of tentacles to which is trapped miniscule air particles
Implementation Method 2
magnetic or zipper closures for securement
Data Source
AI summary
A thermally insulating article of warmth such as an article of apparel is described and includes removable thermally insulating flexible panels disposed and removably secured between the outer shell fabric and the inner lining fabric. The thermally insulating panels are inserted through an opening having a closure and is retained in position between the outer fabric shell and inner liner by detachable fasteners. The panels are removed to change them with panels having different thermal values or properties to adapt to different climatic conditions or to wash the article without the insulation. By removing the insulation panels the article is less bulky to wash and dry and takes less time for washing and drying while preventing damage to the insulation, particularly if constructed of insulating material which absorbs humidity and has a tendency to form clumps when subjected to impact and stretching forces by the action of a washing and drying machine by being removable. The inner liner may also be detachable and formed as a pouch for the removable securement of the thermally insulating flexible panels.