Skylight Protection Assembly with Water-Flowing Profile

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Solution Overview

Problem

Skylights are prone to damage from hailstorms, rain, and snow-related water ingress and condensation issues, necessitating a protection solution that minimizes these risks while allowing for air circulation and easy installation.

Innovation Solution

A skylight protection assembly comprising a frame with roof-engaging and screen-supporting portions, a dome-shaped protection screen, and air circulation apertures, which is securely mounted to the roof to create a skylight protection chamber that directs water away from the skylight and allows air circulation to prevent condensation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a protection assembly is installed over the skylight, then protection from hail and rain is improved, but water ingress and condensation issues may occur

Engineering Contradiction:
Improveprotection from hail and rainVSAvoidwater ingress and condensation
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The frame members include apertures that allow air circulation between the protection chamber and the exterior. This porosity prevents condensation by enabling moisture to escape, while the overall structure still provides protection from hail and rain.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The frame members feature a water-flowing profile with curved surfaces that direct water away from the skylight. The convex curvature on the outer surfaces and concave curvature on inner surfaces create effective water drainage paths, preventing water ingress while maintaining protection.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Object-affected harmful factors

If the frame members have a water-flowing profile, then water drainage is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvewater drainageVSAvoidframe member fabrication
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The water-flowing profile utilizes standard convex and concave curvatures that can be efficiently formed using conventional molding and fabrication techniques. These curved profiles are integrated into the frame members during manufacturing, achieving effective water drainage without requiring complex post-processing or assembly steps.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Object-generated harmful factors

If air circulation apertures are added to the frame, then condensation prevention is improved, but structural strength may be reduced

Engineering Contradiction:
Improvecondensation preventionVSAvoidframe structural integrity
Core Design Contradiction:
Object-generated harmful factorsVSStrength

Solution Approach 1:

The frame members incorporate apertures strategically positioned to allow air circulation for condensation prevention. The apertures are designed with sufficient spacing and sizing to maintain structural integrity while providing adequate ventilation. The surrounding frame material is distributed to compensate for the removed sections, preserving overall strength.

Inventive Principle:
Principle #31Porous materials

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 solution effectively protects skylights from weather-related damage, directs water flow away from the skylight, and prevents condensation, ensuring the skylight remains functional and reduces maintenance needs.

Implementation Method 1

an outer side of the upper frame member having a water-flowing profile considered in a plane substantially parallel to the mounting surface of the roof

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 2

At least one frame member comprises at least one air circulation aperture to allow an air circulation between the skylight protection chamber and an outside thereof

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS11118356B2Skylight protection assembly and method for protecting a skylight
Publication Date: 2021.09.14 9428-2779 QUEBEC INC
  • US11118356B2 patent drawing
  • US11118356B2 patent drawing
  • US11118356B2 patent drawing

AI summary

The present disclosure concerns a skylight protection assembly to protect a skylight of a roof. The skylight protection assembly comprises a frame superposable to a mounting surface of the roof to surround at least partially the skylight and securable to the roof, the frame comprising at least one frame member having a roof-engaging portion, a screen-supporting portion and an outer side; a protection screen engageable with the screen-supporting portion of said at least one frame member to define with the frame a skylight protection chamber configured to contain the skylight. The frame member comprises an upper frame member, the outer side of the upper frame member having a water-flowing profile considered in a plane substantially parallel to the mounting surface of the roof. The present disclosure also concerns a method for protecting a skylight of a roof.