Configurable Post Securing Device with Spring Steel Ends

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Solution Overview

Problem

Fence posts and similar elongate objects are difficult to store and transport due to their shape, leading to kinking and awkward bundling with traditional wire ties, and existing solutions like crates are bulky and heavy, posing safety concerns and increased transport costs.

Innovation Solution

A device with configurable ends that prevent withdrawal through post apertures, allowing for secure bundling and improved packing density, combined with a handle for easy movement, using materials like 'range 2' spring steel for durability and rigidity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If thin wire is used to tie posts together, then the bundle can be formed, but the posts move along the wire causing kinks and awkward shapes

Engineering Contradiction:
Improveease of bundlingVSAvoidbundle shape stability
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The device uses a configurable end that can transition between two states: open to allow insertion through post apertures, and closed to prevent withdrawal. This dynamic transformation allows the same structure to facilitate bundling formation and then maintain stable positioning, resolving the contradiction between ease of manufacture and shape stability.

Inventive Principle:
Principle #15Dynamics

2Ease of manufacture

If thin wire is used to secure posts, then bundling is achieved, but excessive wire extends beyond bundles making them look untidy

Engineering Contradiction:
Improveease of bundlingVSAvoidbundle appearance
Core Design Contradiction:
Ease of manufactureVSShape

Solution Approach 1:

The configurable end is extracted as a distinct functional component separate from the elongate portion. This allows the securing function to be concentrated at the ends of the device, with the elongate portion serving only as a connector, thereby eliminating excessive material extension and improving bundle appearance.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If crates or trays are used for transport, then posts are contained, but weight and bulk increase leading to higher transport costs

Engineering Contradiction:
Improvecontainment reliabilityVSAvoidtransport weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The device uses a thin, flexible elongate portion to secure posts together, replacing bulky rigid crates or trays. This flexible securing method provides sufficient containment reliability while minimizing additional weight and bulk, thereby reducing transport costs.

Inventive Principle:
Principle #30Flexible shells and thin films

4Reliability

If capping material is used to cover bundle ends, then posts are contained, but posts become loose after cap removal or post removal

Engineering Contradiction:
Improvecontainment reliabilityVSAvoidunpacking ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The configurable end dynamically transforms from an open state during insertion to a closed state that prevents withdrawal. This provides continuous containment reliability while maintaining ease of operation, as the configurable end can be opened for insertion and then securely closed, eliminating the need for separate capping materials that become loose.

Inventive Principle:
Principle #15Dynamics

5Ease of manufacture

If traditional wire is used, then posts can be tied together, but posts may become separated presenting safety concerns

Engineering Contradiction:
Improveease of bundlingVSAvoidsafety hazard
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The configurable end transforms from an open insertion state to a closed locking state that prevents withdrawal. This dynamic transformation ensures posts remain securely contained during transport, eliminating the safety hazard of separated posts while maintaining ease of bundling formation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The configurable end is designed to prevent withdrawal before any separation can occur. By establishing the anti-action (preventing withdrawal) as an inherent feature of the closed state, the device proactively eliminates the safety hazard of post separation during transport.

Inventive Principle:
Principle #9Preliminary anti-action

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 device enables safer, neater, and more efficient storage and transport of posts by preventing kinking and improving packing density, while the handle facilitates easy handling and unpacking, reducing the risk of posts becoming loose during transport.

Implementation Method 1

The first end is configured such that a portion of the first end deflects to allow the first end to be passed through an aperture. The first end returns to its original configuration once it has passed through the aperture, thereby preventing its being withdrawn through the aperture.

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS10011409B2Device for securing posts together
Publication Date: 2018.07.03 INFRABUILD WIRE PTY LTD
  • US10011409B2 patent drawing
  • US10011409B2 patent drawing
  • US10011409B2 patent drawing

AI summary

A device for securing two or more posts together is disclosed. The device comprises a first end that can be passed through the post apertures, that is also configurable to prevent the first end from being withdrawn through the apertures, and a second end adapted to prevent the second end from passing through the apertures. The device may be reusable or non-reusable. A handle for use in moving a bundle of two or more posts is also disclosed. The bundle may have been formed with the device, or in another manner. The device and handle may be separate components or integrally formed. Systems and methods employing the device and/or handle are also disclosed.