Stretchable Wader Leg Panel for Breathable Waterproof Mobility
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Solution Overview
Problem
Conventional waders are either stiff and non-breathable or bulky and non-stretchable, leading to discomfort and increased manufacturing costs due to stitching or excess material.
Innovation Solution
A leg construction for waders using a panel of flexible, stretchable, water-resistant material over an opening in the leg to accommodate leg movement, and a wader garment with interconnected tubular legs and stretchable panels to enhance flexibility and breathability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional waders are made of stiff waterproof material, then waterproof integrity is maintained, but wearer comfort and mobility are reduced
Solution Approach 1:
The wader leg is divided into multiple panels (front panel, side panels, back panel) that can independently stretch and move. This segmentation allows each panel to contribute to both waterproof integrity and wearer mobility, resolving the contradiction between stiff waterproof material and comfortable movement.
Solution Approach 2:
The wader construction uses composite materials including breathable membrane layers combined with outer shell material. This composite structure provides both waterproof integrity and flexibility for wearer comfort, eliminating the need to choose between stiff waterproof material and comfortable mobility.
2Ease of operation
If breathable materials are used for waders, then breathability is improved, but stretchability to accommodate movement is lost
Solution Approach 1:
The breathable wader is segmented into multiple panels that can stretch independently. This allows the breathable material to maintain its breathability properties while the segmented structure provides the necessary stretchability for leg movement during hunting or fishing activities.
3Ease of operation
If articulated leg pattern is used to improve comfort, then wearer mobility is enhanced, but manufacturing cost and leakage risk increase due to extensive stitching
Solution Approach 1:
The articulated leg pattern uses dynamic panel configurations that allow movement without requiring extensive stitching. The panels are strategically positioned and connected with minimal seams, providing wearer mobility while reducing manufacturing complexity and leakage risk compared to conventional articulated designs.
4Ease of operation
If excess material is used to provide room for leg movement, then wearer comfort is improved, but wader bulkiness and manufacturing cost increase
Solution Approach 1:
Instead of using excess material throughout the entire wader, the design segments the leg into multiple panels that provide targeted movement room only where needed. This eliminates unnecessary bulkiness while maintaining wearer comfort through strategic panel placement and configuration.
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
Provides enhanced comfort and ease of movement by allowing the knees to bend freely while maintaining waterproof integrity, reducing manufacturing costs and seam-related issues.
Implementation Method 1
A panel of a flexible, stretchable, water-resistant material is sealingly secured over the opening in the front of the leg, to impart stretchability to accommodate movement of the wearer's legs
Data Source
AI summary
A leg portion for a wader garment, the leg portion comprising a ply of whose opposite edge margins are joined by an upper seam and a lower seam on the front of the leg to form a tube. There is an opening in the front of the leg portion between the bottom of the top seam and the top of the bottom seam, and a panel of a breathable, material sealing secured over the opening.