Protruding Drip Edge for Gutter Installation Integrity

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Solution Overview

Problem

Existing drip edges often interfere with gutter installations, causing damage to the shingle or tile drip edge of the roof, and fail to provide a foolproof solution for maintaining water protection during gutter installations.

Innovation Solution

A gutter accessory apparatus featuring two mirrored and parallel protruding drip edges, each connected to a vertical member, and a horizontal member, which is configured to be positioned under the overhanging shingles and between the roof frame and shingles, ensuring that the interior edge of the gutter is sandwiched between the drip edges, preventing water from contacting the roof edge.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional drip edge is installed on the roof edge, then water protection is provided, but it interferes with gutter installation and causes damage to the shingle drip edge

Engineering Contradiction:
Improvewater protectionVSAvoidgutter installation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The drip edge is segmented into multiple functional parts: a horizontal member that interfaces with the roof frame, vertical members that extend upward, and protruding lips that create designated spaces. This segmentation allows the gutter installation system to coexist with the water protection function by creating dedicated zones for bracket placement without compromising the overall drip edge integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protruding lips act as intermediaries that mediate between the traditional drip edge structure and the gutter brackets. By extending outward to create clearance spaces, these lips serve as a buffer zone that prevents direct contact between brackets and the shingle drip edge, thereby eliminating damage while maintaining water protection.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If gutter brackets are placed between overhanging shingles and roof frame, then gutter installation is enabled, but the shingle drip edge is damaged or compromised

Engineering Contradiction:
Improvegutter installationVSAvoidshingle drip edge integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The protruding lips are pre-formed as part of the drip edge structure, creating the necessary clearance spaces before gutter installation begins. This preliminary configuration eliminates the need for installers to cut or damage the shingle drip edge during bracket placement, as the protective geometry is already in place.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The protruding lips serve as intermediary elements that provide a dedicated interface for gutter bracket placement. By extending outward from the horizontal member, they create a buffer zone that allows brackets to be securely mounted without contacting or damaging the overhanging shingles or the main drip edge structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If the gutter is installed underneath the drip edge, then water flow into gutter is improved, but the backside of the gutter contacts wood causing potential rotting

Engineering Contradiction:
Improvewater flow protectionVSAvoidmoisture contact with wood
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The vertical members extend the drip edge protection into a third dimension (vertical space), creating a protective barrier that elevates the water deflection point above the gutter installation zone. This dimensional extension ensures that even when the gutter is positioned underneath, the wood contact area remains protected from direct water exposure.

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

Solution Approach 2:

The horizontal member serves multiple functions: it provides the base structure for the drip edge, supports the vertical members, creates attachment surfaces for brackets via protruding lips, and maintains the water diversion function. This multi-functionality allows the system to protect against moisture while accommodating gutter installation without requiring additional components.

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

Data Source

PatentUS20250129611A1Protruding drip edge and roof protection apparatus
Publication Date: 2025.04.24 GLARDON JOSEPH
  • US20250129611A1 patent drawing
  • US20250129611A1 patent drawing
  • US20250129611A1 patent drawing

AI summary

A drip edge and roof protection apparatus that can be used on a building roof to effectively direct water away from the roof and into a gutter system without compromising original shingle installation. The drip edge is designed with a first horizontal member and a second horizontal member, effectively parallel to one another and connected together, that fit under roofing shingles. An open U-shaped throat is configured to fit over an existing drip edge, and a downwardly extending leg (vertical member) with a flexible foot portion, referenced as the drip edge is present. It is compatible with different types of gutter designs and serves to prevent water from seeping between the fascia and the gutter wall, thus safeguarding the building from water damage and avoiding damage to the gutter caused by ice accumulation.