Water-Resistant Waders Waist Lock System

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Solution Overview

Problem

Existing water-resistant waders often allow water to enter, causing the wearer's lower body to become wet during activities like fishing or hunting, despite their water-resistant construction.

Innovation Solution

A waist lock system comprising a water-resistant band with adjustable side straps and seamtape, along with gripper dots, is integrated into the waders to create a flap and seal structure around the waist area, preventing water from penetrating below the waist.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If waders are constructed with water-resistant material, then water resistance is improved, but water may still enter through construction gaps causing the lower body to become wet

Engineering Contradiction:
Improvewater resistanceVSAvoidwater entry
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The waist lock system divides the wader structure into separate functional zones: an upper water-resistant portion and a lower protective portion, connected by a sealed barrier. This segmentation allows each section to address specific water entry points independently, with the waist lock system specifically targeting the waist area as a distinct sealing zone.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The waist lock system acts as an intermediary barrier between the upper chest wader portion and the lower wader sections. This intermediate sealing mechanism prevents water that may penetrate the upper portion from reaching the lower body, serving as a protective mediator in the water resistance system.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a waist lock system is added to prevent water entry, then water resistance is improved, but device complexity increases

Engineering Contradiction:
Improvewater resistanceVSAvoidwaist lock system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The waist lock system merges multiple functions into a single integrated component: the band provides structural support, the seamtape creates the waterproof seal, the side straps enable adjustment and securing, and the gripper dots provide friction enhancement. This consolidation achieves effective water sealing at the waist without requiring multiple separate complex mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The waist lock system utilizes a flexible band made of water-resistant material that can conform to the wearer's waist contours. This flexible construction allows the sealing mechanism to adapt to different body shapes and sizes while maintaining the waterproof barrier, reducing the need for rigid complex structures.

Inventive Principle:
Principle #30Flexible shells and thin films

3Adaptability or versatility

If the band is made adjustable to fit different waist sizes, then adaptability is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvewaist size adjustmentVSAvoidseamtape attachment
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The side straps introduce dynamic adjustability to the waist lock system, allowing the band to be modified in real-time to fit different waist circumferences. This dynamic adjustment mechanism accommodates variations in wearer anatomy without requiring multiple pre-manufactured size variants, thereby managing manufacturing complexity.

Inventive Principle:
Principle #15Dynamics

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

The waist lock system effectively minimizes water entry into the waders, keeping the wearer's lower body dry during water-based activities by forming a secure seal around the waist, even when water reaches the top portion.

Implementation Method 1

At least one adjustable side strap may be adjusted via a fabric hook-and-loop fastener

Methodology Applied
Scientific EffectHook-and-loop fastener mechanism: Velcro

Implementation Method 2

seamtape to attach the band to an upper chest wader portion of the water-resistant waders

Methodology Applied
Scientific EffectAdhesive bonding: Adhesive

Implementation Method 3

a ring of water-resistant material firmly positioned around a waist area of the waders forming a flap and seal structure

Methodology Applied
Scientific EffectPhysical containment: Physical Containment

Data Source

PatentUS9398778B2Water-resistant waders incorporating a waist lock system
Publication Date: 2016.07.26 ACADEMY
  • US9398778B2 patent drawing
  • US9398778B2 patent drawing
  • US9398778B2 patent drawing

AI summary

Water-resistant waders may incorporate a waist lock system to reduce the likelihood of water entering the waders below the wearer's waist area while the waders are being worn during water-based activities, such as fishing or hunting. The waders may include a waist lock system formed of a ring of water-resistant material that may be firmly positioned around the waist area of the wearer such that it may create a flap and seal structure. If water reaches the top portion of the waist lock system, the waist lock system generally may prevent or at least minimize the water that may penetrate the waist lock system and enter the waders, particularly below the wearer's waist area, such as the wearer's feet and legs.