Cutting Support for Eavestrough Debris Guard

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Solution Overview

Problem

Existing methods for cutting eavestrough debris guards are inefficient and inaccurate due to the difficulty in achieving straight cuts with minimal tools, which can lead to damage or injury.

Innovation Solution

A support system with a contoured top and sidewalls that securely hold the debris guard in place using clips and a clamp, allowing for precise cutting by accommodating a cutting tool through strategically designed gaps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a hand saw and minimal tools are used to cut the debris guard, then the ease of operation is improved, but the manufacturing precision deteriorates

Engineering Contradiction:
Improveease of cuttingVSAvoidcutting accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The support structure acts as an intermediary device between the cutter and the debris guard. It provides a stable platform with guiding features that ensure accurate cuts while allowing the use of simple hand saws. The support structure mediates between the simplicity of hand tools and the precision requirements by incorporating guiding slots, positioning features, and clamping mechanisms that guide the cutting tool and maintain proper alignment throughout the cutting process.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Manufacturing precision

If the debris guard is secured tightly during cutting, then the manufacturing precision is improved, but the device complexity increases

Engineering Contradiction:
Improvecutting accuracyVSAvoidsupport structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The support structure is segmented into distinct functional components: a base structure for stability, positioning features for alignment, clamping mechanisms for securing, and guiding slots for tool direction. Each segment performs a specific function, allowing the overall system to achieve high precision without requiring an overly complex integrated design. The segmentation enables modular construction and easier adjustment of individual components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support structure is designed with multi-functional elements that perform multiple tasks simultaneously. For example, the positioning features serve both as alignment guides and as reference points for cutting depth. The clamping mechanisms not only secure the debris guard but also provide reaction forces for the cutting tool. This multi-functionality reduces the number of separate components needed, thereby reducing overall complexity while maintaining precision.

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

Data Source

PatentUS12311566B2Support for cutting a linear product
Publication Date: 2025.05.27 1001234613 ONTARIO INC
  • US12311566B2 patent drawing
  • US12311566B2 patent drawing
  • US12311566B2 patent drawing

AI summary

A support for enabling cutting of a linear product, such as an eavestrough debris guard, is disclosed. The eavestrough debris guard has a top, two sides, a bottom, and a non-linear profile. The support includes a contoured top complementary to a bottom portion of the non-linear profile. The support includes a plurality of surfaces extending from the contoured top positioned to engage with the two sides of the linear product. The support includes a plurality of contoured portions each coupled to one of the surfaces positioned to engage with the top of the linear product. The support includes a gap passing through the contoured top and the plurality of surfaces shaped and dimensioned to allow passage of at least a portion of a cutting tool.