Fence Brace System for Structural Reinforcement

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Solution Overview

Problem

Existing fences, particularly those made of wood, are susceptible to damage from high winds, rain, snow, and other environmental factors, leading to structural weaknesses and potential failures, with a need for an inexpensive and aesthetically compatible solution to enhance their structural support without requiring removal or modification.

Innovation Solution

A fence brace system that can be easily installed on existing fences, using weather-resistant materials like steel, stainless steel, aluminum, or composite materials, which includes a fence post brace member and fence rail brace members with secure fastening options and adaptable designs to match the fence and surrounding area, providing additional structural support without altering the fence's appearance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If heavy materials like steel are used to build stronger fences, then the strength and durability of the fence is improved, but the cost increases beyond what is acceptable

Engineering Contradiction:
Improvefence strengthVSAvoidfence cost
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The fence system is divided into separate components: the original wooden fence structure and the added steel brace members. The steel members are not used to replace the entire fence but are applied segmentally as reinforcement elements attached to specific portions of the fence (posts, rails, or both) to provide targeted structural support where needed, thereby achieving strength enhancement without the prohibitive cost of replacing the entire fence with heavy materials

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The solution combines different materials with complementary properties: the original wooden fence components retain their aesthetic and economic advantages, while steel brace members are added to provide the necessary structural strength and durability. This composite approach allows the fence to benefit from both the cost-effectiveness and appearance of wood and the strength and weather resistance of steel

Inventive Principle:
Principle #40Composite materials

2Reliability

If existing fences are reinforced with additional structural support, then the reliability and durability of the fence is improved, but the complexity of installation and modification increases

Engineering Contradiction:
Improvefence durabilityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The reinforcement system is segmented into modular brace members that can be independently installed on different portions of the fence. Each brace member is a discrete component designed to attach to specific fence elements (posts or rails) without requiring modification to the entire fence structure, thereby simplifying installation while achieving improved reliability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The steel brace members act as intermediary elements that connect to the existing fence structure without requiring removal or modification of the original fence components. These intermediate reinforcement elements bridge the gap between the existing wooden structure and the desired enhanced durability, allowing reinforcement while maintaining the original fence integrity

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If steel brace members are added to provide structural support, then the strength of the fence is improved, but the aesthetic appearance of the fence may be compromised

Engineering Contradiction:
Improvefence structural supportVSAvoidfence appearance
Core Design Contradiction:
StrengthVSShape

Solution Approach 1:

The steel brace members are strategically positioned at specific locations where structural support is most needed (such as at fence corners, gate posts, or areas with existing damage) rather than being applied uniformly throughout the entire fence. This localized application provides maximum structural benefit while minimizing visual impact, as the reinforcement elements are concentrated in discrete areas rather than dominating the overall fence appearance

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The steel brace members can be coated or painted to match the color and finish of the existing fence, thereby blending the reinforcement elements with the overall aesthetic. This allows the structural support function to be achieved while the visual appearance remains harmonious and cohesive

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS10995518B2Fence brace system
Publication Date: 2021.05.04 CRANDALL FONDA
  • US10995518B2 patent drawing
  • US10995518B2 patent drawing
  • US10995518B2 patent drawing

AI summary

The present invention comprises a brace adapted to secure one or more fence rails to a fence post. The present invention brace may optionally be installed onto an existing fence or on a new fence. The invention includes a fence post brace member adapted to connect to one or more sides of a fence post and a fence rail brace member adapted to connect to two or more sides of a fence rail. The fence post brace member may form a vertical picket fastener slot for use in affixing a picket to the fence post. The fence post brace system may be adapted for use with alternative fence post arrangements such as those having a fence rail positioned above and supported by the fence post and those defining a single channel for receiving a fence rail.