Variable Aperture Gutter Cover for Versatile Installation

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Solution Overview

Problem

Conventional gutter covers with imperforate tops and deep troughs are limited in versatility, making them difficult to install on older structures like half-round or box-style gutters, as they require elevated front walls and laborious mounting processes.

Innovation Solution

A gutter cover design featuring a top portion with a longitudinally extending ridge, multiple banks of apertures of varying sizes, and a low-profile front wall, allowing for improved rigidity, water management, and easier installation by accommodating different gutter shapes and sizes, with features like apertures for water flow and secure fastening options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a deep water-channeling trough is used near the attachment area, then water channeling ability is improved, but installation difficulty increases and versatility is reduced

Engineering Contradiction:
Improvewater channeling abilityVSAvoidinstallation difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The gutter cover is divided into multiple functional zones: a front portion with a low profile for easy installation, a rear portion with a deep trough for water channeling, and intermediate transition areas. This segmentation allows each portion to optimize its specific function while accommodating the installation constraints of older gutter structures.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The gutter cover transitions from a two-dimensional flat attachment area to a three-dimensional structure with varying depths. The front wall rises vertically from the low-profile front portion, creating a dimensional change that provides water channeling capacity without requiring the entire cover to be elevated, thus easing installation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If an imperforate top portion is used, then durability is improved, but water flow capability is reduced

Engineering Contradiction:
ImprovedurabilityVSAvoidwater flow capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The gutter cover features localized perforations in specific regions rather than being entirely imperforate or entirely perforated. The rear portion has larger apertures for water flow, while the front portion has smaller or no apertures for durability and debris blocking. This local differentiation allows the structure to maintain durability where needed while providing sufficient water flow where required.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If a low-profile front wall is used, then installation ease is improved, but water channeling capacity is reduced

Engineering Contradiction:
Improveinstallation easeVSAvoidwater channeling capacity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The gutter cover is segmented into a front low-profile portion for easy installation and a rear deep-trough portion for water channeling. The transition between these segments is gradual, allowing the front wall to remain low for installation ease while the rear portion provides the necessary water channeling capacity through its deeper design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8646218B1Roof gutter cover with variable aperture size
Publication Date: 2014.02.11 CASANOVA REMODELING OF OHIO LLC
  • US8646218B1 patent drawing
  • US8646218B1 patent drawing
  • US8646218B1 patent drawing

AI summary

A gutter cover for a roof gutter, fashioned to extend longitudinally in overlying relation to a length of the gutter. The gutter cover comprises: (i) a top portion extending forwardly from a rear edge of the gutter cover; (ii) a front wall extending downwardly from the top portion; (iii) a ledge extending generally horizontally in front of the front wall; (iv) a first longitudinally extending ridge formed in the top portion, (v) a first bank of apertures behind the first longitudinally extending ridge, and (vi) a second bank of apertures in front of the first longitudinally extending ridge; wherein the average size of the apertures in the first bank is larger than the average size of the apertures in the second bank.