Wrought Iron Bending Tool with Raised Portion and Recesses

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Solution Overview

Problem

Forming consistent twists and turns in wrought iron rods or plates is challenging due to the need for high accuracy and expertise, especially when using traditional methods like hammers and anvils, which often result in incomplete or uneven curves and radii, affecting the aesthetic appeal of decorative items.

Innovation Solution

A simple tool with no moving parts, featuring a face with a raised portion for bending and a side wall with a recess to trap the iron, allowing for precise twisting and curving of wrought iron rods or plates, with interchangeable faces providing different radii for varied decorative shapes, and a compact design for portability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If traditional methods like hammers and anvils are used to form twists and curves in wrought iron, then the process can be performed with simple equipment, but the manufacturing precision and consistency of curve radii deteriorate

Engineering Contradiction:
Improveequipment simplicityVSAvoidcurve radius consistency
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The patent introduces a specialized tool as an intermediary between the traditional hammer-anvil method and the wrought iron. This tool includes a face with a raised portion providing a bending surface and a recess to trap the end of the wrought iron, along with a side wall recess to accommodate and position the wrought iron. This intermediary device enables consistent curve radii and repeatable twists while maintaining equipment simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If high accuracy and expertise are required to form consistent twists and curves, then the manufacturing precision improves, but the ease of operation deteriorates

Engineering Contradiction:
Improvetwist and curve consistencyVSAvoidexpertise requirement
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The tool is designed to enable the wrought iron to essentially form its own consistent curves and twists through the predetermined geometry of the raised portion and recesses. The recesses trap and position the wrought iron automatically, and the bending surface guides the forming process, reducing the need for operator expertise while maintaining high manufacturing precision.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If a specialized tool with raised portions and recesses is used to manipulate wrought iron, then the manufacturing precision and repeatability improve, but the device complexity increases

Engineering Contradiction:
Improvetwist and curve repeatabilityVSAvoidtool structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The tool is segmented into distinct functional elements: a face with a raised portion for bending, recesses in the face to trap the end of the wrought iron, and recesses in the side wall to accommodate and position the wrought iron. This segmentation allows each element to perform its specific function while keeping the overall tool structure relatively simple and manageable.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If interchangeable faces with different radii are provided to create varied decorative shapes, then the adaptability improves, but the device complexity increases

Engineering Contradiction:
Improvevariety of decorative shapesVSAvoidtool configuration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The tool is designed with interchangeable faces, each having raised portions with different radii, allowing a single tool body to perform multiple functions. This enables the creation of various decorative shapes and curve radii using the same basic tool structure, providing adaptability without requiring completely different tools for each shape.

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

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

Enables accurate and repeatable twisting and curving of wrought iron, ensuring consistency in curve radii and decorative shapes, enhancing the aesthetic appeal of products like patio furniture, window screens, and custom fencing while reducing the need for expertise and large tools.

Implementation Method 1

the face being provided with a raised portion, the outer periphery of the raised portion providing a bending surface for wrought iron

Methodology Applied
Scientific EffectPlasticity: Plasticity

Data Source

PatentUS7461534B2Tool to manipulate wrought iron
Publication Date: 2008.12.09 BRIDGLAND KERRY GILBERT
  • US7461534B2 patent drawing
  • US7461534B2 patent drawing
  • US7461534B2 patent drawing

AI summary

A tool to manipulate wrought iron has a face and at least one side wall, the face being provided with a raised portion, the outer periphery of the raised portion providing a bending surface for wrought iron, the raised portion further containing a recess adapted to trap an end of the wrought iron, the side wall being provided with a recess adapted to accommodate a portion of the wrought iron.