High-Tensile Fence Post Using Oblique Metal Stake and Wire Connector

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Solution Overview

Problem

The existing solutions for creating start/end of line posts and corner posts for high-tensile fences are either bulky and perishable (using wooden piles) or require complex and expensive tools and specific parts (using metal stakes with reinforcement elements), making them difficult for non-specialized users to assemble and install efficiently.

Innovation Solution

A start/end of line post or corner post design featuring a first metal post with a U- or W-shaped section, a second metal stake arranged obliquely, and a connecting element made of fence wire that can withstand high tension, using conventional and inexpensive components, allowing for easy assembly without specialized tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If wooden piles are used for start/end of line posts and corner posts, then the posts can be easily assembled with basic tools, but the posts become bulky, heavy, and perishable

Engineering Contradiction:
Improveease of assemblyVSAvoidweight
Core Design Contradiction:
Ease of manufactureVSWeight of stationary object

Solution Approach 1:

The invention uses a composite structure combining a metal stake (for strength and lightness) with a reinforcing element (for structural integrity), replacing the homogeneous wooden pile. This composite approach achieves both lightness and strength while maintaining ease of assembly with basic tools.

Inventive Principle:
Principle #40Composite materials

2Weight of stationary object

If metal stakes with complex reinforcement elements are used, then the posts become lighter and stronger, but the assembly requires complex and expensive tools

Engineering Contradiction:
ImproveweightVSAvoidease of assembly
Core Design Contradiction:
Weight of stationary objectVSEase of manufacture

Solution Approach 1:

The reinforcing element is segmented into simple, discrete components (U-shaped or W-shaped metal piece, second stake, connecting wire) that can be assembled step-by-step using basic tools. This segmentation avoids the need for complex specialized assembly tools while maintaining structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design enables the user to assemble the post themselves using common tools. The simple configuration of components and assembly steps allows non-specialized users to complete the installation without requiring specialized equipment or expertise.

Inventive Principle:
Principle #25Self-service

3Strength

If specialized parts are used for corner posts, then the structural strength is improved, but the device complexity and cost increase

Engineering Contradiction:
Improvestructural strengthVSAvoidcomplexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The second stake is designed to serve dual purposes: it functions as both the reinforcing element for the corner post and as a line post for the fence. This universality reduces the number of specialized parts needed, simplifying the overall system while maintaining structural strength.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention uses standard, readily available metal stakes and fencing materials with conventional dimensions and properties. By selecting common materials with appropriate parameters (strength, dimensions) rather than specialized components, the solution achieves required structural strength without increasing device complexity or cost.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentEP2531676B1Line start/end post or corner post for a fence
Publication Date: 2017.03.15 LACME HLDG
  • EP2531676B1 patent drawing
  • EP2531676B1 patent drawing
  • EP2531676B1 patent drawing

AI summary

The invention relates to a line start/end post or corner post (1) for a fence, said post comprising a first metal picket (2) to driven into the ground (5) in a substantially vertical position, and a reinforcing element. The reinforcing element comprises a second metal picket (3) to be obliquely placed between the first picket (2) and the ground (5), and a connecting element (4) for connecting a first end (3b) of the second picket (3), laid on the ground (5), to the first picket (2).The connecting element (4) is made of fence wire.