Two-Part Tension Buckle for Adjustable Load Support

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Solution Overview

Problem

Existing tools for securing and maintaining tension in strapping and cordage used for camping equipment are bulky, weighty, and cumbersome, often causing abrasion and damage to the materials.

Innovation Solution

A tension buckle system comprising a slider body and a toggle body, designed to securely hold tension with a strap and line system, featuring a slider strap receiving passageway and a toggle strap receiving passageway, preventing slippage and allowing for adjustable tension without the need for multiple knots.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional tensioning tools with multiple knots and components are used, then tension can be maintained, but the tools become bulky, weighty, and cause material abrasion

Engineering Contradiction:
Improvetension maintenanceVSAvoidtool structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The tension buckle is divided into two separate functional components: a slider body with a strap receiving passageway and a toggle body with a toggle strap receiving passageway. This segmentation allows each component to perform its specific function efficiently while reducing overall complexity and material requirements compared to traditional multi-component systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention extracts and eliminates unnecessary components from traditional tensioning tools. By using a simple passageway-through design rather than multiple knots, catches, eyes, and cleats, the patent removes extraneous elements that contribute to bulk and weight while maintaining the essential tension maintenance function.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If traditional tensioning tools with multiple knots and components are used, then tension can be maintained, but the tools cause abrasion and damage to strapping materials

Engineering Contradiction:
Improvetension maintenanceVSAvoidmaterial abrasion
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The smooth passageways in both the slider body and toggle body act as intermediaries between the strap and the buckling mechanism. These passageways guide the strap through the device without creating sharp edges or friction points that would cause abrasion, thereby protecting the strapping material while maintaining tension.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The passageway surfaces are designed to be homogeneous and smooth throughout, eliminating variable friction zones that could cause localized wear. The consistent surface quality ensures uniform strap passage without creating stress concentration points that lead to material damage.

Inventive Principle:
Principle #33Homogeneity

3Reliability

If traditional tensioning tools are used, then tension can be set and maintained, but the tools are bulky and cumbersome

Engineering Contradiction:
Improvetension maintenanceVSAvoidtool weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

By segmenting the tension buckle into lightweight slider and toggle components, each made from minimal material necessary for its function, the overall weight is reduced. The segmentation allows for optimized material distribution rather than requiring a single heavy component to perform all functions.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention extracts only the essential elements needed for tension maintenance (the passageways and basic buckling geometry) while removing all non-essential material and components. This extraction results in a minimal-weight design that maintains full functional capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10653211B2Tension buckle system and two-part tension buckle device
Publication Date: 2020.05.19 DUTCH CLIPS LLC
  • US10653211B2 patent drawing
  • US10653211B2 patent drawing
  • US10653211B2 patent drawing

AI summary

A tension buckle is provided and includes a slider body and a toggle body. The slider body includes a head with a slider strap receiving passageway extending there through from lateral sides thereof and positioned along a proximal end thereof, and a distal end having a neck positioned opposite the proximal end and tie section extending from the neck. The toggle body includes a top bar, a bottom bar positioned substantially parallel to the top bar, a first joining element connecting a first end of the top bar and a first end of the bottom bar, and a second joining element connecting a second end of the top bar and a second end of the bottom bar to provide a toggle strap receiving passageway extending though the toggle body from lateral sides thereof and positioned offset from the slider strap receiving passageway.