Elastic Snapback Headwear Sizing Mechanism
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Solution Overview
Problem
Existing snapback headwear mechanisms provide limited size adjustment options, often resulting in a wearer having to choose between a slightly loose or slightly tight fit due to the fixed number and spacing of holes in the snapback mechanism.
Innovation Solution
The introduction of an elastic snapback mechanism that allows the wearer to stretch the tabs of the snapback mechanism to achieve a comfortably snug fit along the sweatband of the headwear, utilizing a first tab with holes and a second tab with snaps, where at least one tab is coupled to the cap via an elastic portion attached to a terminal end of a rigid portion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed snapback mechanism with predetermined holes and snaps is used, then the structure is simple and easy to manufacture, but the size adjustment granularity is limited resulting in poor fit comfort
Solution Approach 1:
The patent transforms the static snapback mechanism into a dynamic one by introducing elastic portions that allow continuous adjustment. The tabs can be stretched and positioned at varying distances from the cap perimeter, enabling the wearer to achieve a precise fit rather than being constrained to fixed predetermined positions.
Solution Approach 2:
The invention changes the physical state of the tabs by incorporating elastic material, allowing the distance between the tab and cap perimeter to be variable. This parameter change enables continuous size adjustment rather than discrete fixed positions, directly addressing the limited granularity problem.
2Adaptability or versatility
If the number of holes and snaps is increased to provide more size options, then the size adjustment granularity improves, but the device complexity and manufacturing difficulty increase
Solution Approach 1:
The patent extracts the size adjustment function from the fixed structural elements (holes and snaps) and relocates it to the elastic portion of the tabs. This allows the number of discrete holes and snaps to remain minimal while still providing continuous adjustment capability through the elastic material's stretch properties.
Solution Approach 2:
By changing the material property of the tabs to include elastic material, the invention provides infinite adjustment positions within the elastic range, eliminating the need to increase the number of discrete holes and snaps while maintaining ease of manufacture.
3Ease of operation
If the tabs are made rigid for structural stability, then the snapback mechanism is durable, but the wearer cannot achieve a snug comfortable fit
Solution Approach 1:
The patent creates a composite tab structure combining rigid portions (for structural stability and durability) with elastic portions (for adjustability and comfort). This composite design allows the tab to maintain its structural integrity while enabling the wearer to stretch and position it for a snug fit.
Solution Approach 2:
The tab is segmented into distinct rigid and elastic portions, allowing each segment to fulfill its specific function. The rigid portion provides structural support and attachment points, while the elastic portion provides the necessary flexibility for adjustment and comfortable fitting.
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 elastic snapback mechanism provides increased granularity in available sizes, allowing for a more comfortable and secure fit by enabling the wearer to adjust the size of the headwear to their specific head dimensions.
Implementation Method 1
an elastic portion attached to a terminal end of a rigid portion of that tab
Data Source
AI summary
Embodiments are disclosed for headwear including a crown and an elasticizing kit, the elasticizing kit including a double-sided sew flange, the double-sided sew flange having a first terminating end opposite a second terminating end, each of the first and second terminating ends including a respective slot for inserting material, a size-adjusting mechanism including at least one strap and adapted to selectively adjust a size of the headwear, the size-adjusting mechanism being coupled to the double-sided sew flange, and an elastomeric strap coupled to the size-adjusting mechanism, the elastomeric strap being attached directly to the slot of the first terminating end of the double-sided sew flange or the slot of the second terminating end of the double-sided sew flange.