Flat Siding Panel Interlocking Structure for Aesthetic Variety

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Solution Overview

Problem

Conventional siding systems have limited aesthetic variety, with most profiles being recognizable and offering similar appearances despite variations, lacking an alternative design that appeals to builders and customers.

Innovation Solution

A siding panel design featuring a panel body with a front wall, upper and lower walls, side walls, and a support projection, along with fastening strips and locks for secure attachment and interlocking, allowing for diverse aesthetic options and improved structural integrity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional siding profiles (clapboard, dutchlap, beaded, board and batten, shake, shingle) are used, then structural integrity and protection are provided, but aesthetic variety is limited and all profiles look similar

Engineering Contradiction:
Improveaesthetic varietyVSAvoidprofile design complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The siding panel is divided into distinct functional segments: a front wall for aesthetics, rear walls for structural support, side walls for positioning, and a support projection for attachment. This segmentation allows each component to be optimized independently, enabling diverse aesthetic designs while maintaining structural integrity through the standardized support structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The support projection serves multiple functions simultaneously: it provides structural support, enables mechanical fastening to the support structure, and facilitates interpanel locking. This multi-functionality reduces the need for separate components, allowing for aesthetic variety without increasing overall system complexity.

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

2Reliability

If siding panels are attached directly to support structure using mechanical fasteners or adhesive, then protection and structural integrity are achieved, but installation complexity and time increase

Engineering Contradiction:
Improveconnection reliabilityVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The support projection is pre-formed as an integrated part of the panel during manufacturing, preparing the attachment mechanism in advance. This preliminary action eliminates the need for on-site fabrication or complex assembly steps, reducing installation time while ensuring reliable connection through the pre-engineered projection geometry.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The interlocking mechanism between adjacent panels is designed to be self-aligning and self-securing through the support projection and lock features. The panels automatically position and interlock with minimal intervention, reducing installation complexity and time while maintaining reliable connections.

Inventive Principle:
Principle #25Self-service

3Strength

If siding panels interconnect to strengthen structural integrity, then connection strength is improved, but device complexity increases

Engineering Contradiction:
Improvestructural integrityVSAvoidinterconnection mechanism complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The interconnection features (locks) and support features (support projection) are merged into a single integrated mechanism. The support projection simultaneously provides structural support, enables positioning, and facilitates locking with adjacent panels. This merging reduces the number of separate components and simplifies the interconnection process while maintaining strong structural integrity.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12421732B2Flat siding panel and panel siding system
Publication Date: 2025.09.23 CERTAINTEED LLC
  • US12421732B2 patent drawing
  • US12421732B2 patent drawing
  • US12421732B2 patent drawing

AI summary

The present disclosure relates generally to cladding for covering a building surface. The present disclosure relates more particularly to flat siding panels that form a visible surface over a support structure. The siding panel includes a panel body having a front wall extending across the length and height of the panel body. Each of an upper wall, lower wall, first side wall, and second side wall extends rearward from the front wall along edges of the panel body. The panel body also includes a support projection disposed between the upper wall, lower wall, first side wall, and second wall and extending rearward from a rear surface of the front wall. A fastening strip is coupled to the upper wall of the panel body. An upper lock is disposed along a top edge of the panel body, and a lower lock is disposed along a bottom edge of the panel body.