Window Screen Augmented Grid for Seamless Patch Repairs

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Solution Overview

Problem

Traditional fiber glass mesh for doors and windows is prone to damage, making repairs difficult, time-consuming, and aesthetically unsatisfactory, with existing solutions like adhesive patches or tape resulting in an ugly appearance and potential waste when replacing the entire mesh.

Innovation Solution

A screen mesh with an augmented grid allowing for easy replacement of damaged squares with matching adhesive patches, ensuring seamless, economical, and environmentally-friendly repairs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If adhesive patches or tape are used to repair damaged screen mesh, then the mesh can be quickly fixed, but the repair results in an ugly appearance and compromised aesthetic value

Engineering Contradiction:
Improverepair convenienceVSAvoidaesthetic appearance
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The screen mesh is divided into modular square sections by the augmented grid pattern. When damage occurs, only the affected square section needs to be replaced rather than the entire mesh or large patches, enabling clean, precise repairs that maintain aesthetic appearance while remaining convenient to perform

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The augmented grid creates uniform square sections throughout the mesh, allowing for localized repair of damaged areas. Each square can be independently replaced with a matching patch, ensuring the repair area blends seamlessly with the surrounding mesh and maintains overall aesthetic quality

Inventive Principle:
Principle #3Local quality

2Reliability

If the entire damaged window/door screen mesh is replaced, then a complete functional restoration is achieved, but it is expensive, time consuming, and results in a lot of waste

Engineering Contradiction:
Improvefunctional restorationVSAvoidmaterial waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The augmented grid divides the screen mesh into replaceable square modules. When damage occurs, only the specific damaged square sections need to be cut out and replaced with matching patches from a repair kit, rather than replacing the entire mesh. This modular approach restores full functionality while minimizing material waste

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention enables selective replacement of only the damaged square sections while retaining the intact portions of the screen mesh. The unused squares from the repair kit can be saved for future repairs, and the removed damaged squares can potentially be reused after repair, reducing overall material consumption and landfill waste

Inventive Principle:
Principle #34Discarding and recovering

3Device complexity

If traditional screen mesh without augmented grid is used, then the mesh structure remains simple, but repairs become difficult and time-consuming

Engineering Contradiction:
Improvemesh structure simplicityVSAvoidrepair difficulty
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The augmented grid pattern is pre-integrated into the screen mesh manufacturing process, creating uniform square sections before any damage occurs. This preliminary structuring enables quick identification of damaged areas and facilitates easy cutting and replacement of affected squares, transforming repair from a difficult task into a simple modular replacement process

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The augmented grid serves as an intermediary structure that guides the repair process. The grid lines act as natural cutting guides and alignment references, making it easier for users to accurately cut out damaged squares and position replacement patches without requiring specialized tools or skills

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11156032B2Window and door screen for seamless, easy repairs
Publication Date: 2021.10.26 GREWAL SUKHJIT S
  • US11156032B2 patent drawing
  • US11156032B2 patent drawing
  • US11156032B2 patent drawing

AI summary

A window screen that allows for the easy fix of a torn screen. The screen is similar to contemporary window screens. However, this screen contains a grid of squares that can be between 4×4 inches and 8×8 inches in size. The border of each square is a solid fiberglass material which can be 0.5 to 1.0 inch in width. Inside of each square is standard window screen mesh. In the event of a tear, the mesh within the borders of the squares can be cut out. Then, a replacement patch which is the same shape of the removed area can be adhered in place. The patch should be cut so that it contains the surrounding fiberglass border. The border of the patch will be adhered to the window screen so that the borders of the patch overlap the borders on the screen making for a seamless repair.