Siding Bracket Water Control and Thermal Expansion
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Solution Overview
Problem
Current siding and trim systems are not sufficiently waterproof, leading to moisture buildup and structural damage due to water entrapment, nail pops, and expansion/contraction issues, causing dry-rot and mold.
Innovation Solution
A siding system comprising weather-resistant panels and brackets with limited attachment to the exterior wall, featuring water control structures and air passageways to allow expansion and contraction, and a transitional finish to prevent moisture accumulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If nails or fasteners are thrust through the panel and into the exterior wall, then the panel is securely attached to the wall, but damage is caused to both the panel and wall, and passages are created for water to seep in
Solution Approach 1:
The fastening mechanism is extracted from the traditional nail-through approach and replaced with a clamp-on bracket system that attaches to the wall without penetrating it. The bracket engages with the wall through a clamping action using expansion elements or friction-based retention, eliminating the need for fasteners that create penetration paths for water while maintaining secure attachment.
Solution Approach 2:
A waterproofing layer or barrier is introduced as an intermediary between the panel and the wall. This intermediary layer prevents water from reaching the wall through any potential gaps or penetration points, while the bracket system provides mechanical attachment through the intermediary without compromising the waterproofing integrity.
2Ease of manufacture
If traditional trim systems are used, then cosmetic enhancements and protection are provided, but they are not sufficiently waterproof and allow water to seep in causing structural damage
Solution Approach 1:
Watercontrol structures such as water shields, flashing, or drainage channels are incorporated into the trim system during manufacturing before installation. These pre-integrated waterproofing elements are designed to proactively prevent water infiltration rather than relying on post-installation sealing, ensuring the trim system maintains its waterproofing capability while providing cosmetic enhancement.
3Object-affected harmful factors
If caulk is used to seal the trim, then water infiltration is reduced, but tears are caused in the trim when expanding and compressing due to environmental conditions
Solution Approach 1:
The sealing mechanism transitions from rigid caulk that maintains constant compression to a flexible sealing system that can accommodate dimensional changes. This may include rubber gaskets, foam sealing elements, or movable joints that adjust their sealing pressure based on the trim's expansion and contraction, maintaining both water infiltration prevention and trim structural integrity under varying environmental conditions.
4Strength
If the siding system components are tightly attached to the exterior wall, then secure attachment is achieved, but expansion and contraction of the building is restricted causing cosmetic damage
Solution Approach 1:
The attachment system is designed with dynamic characteristics that allow it to adapt to building movement. The brackets incorporate flexible mounting elements, expansion joints, or sliding mechanisms that maintain secure attachment during normal conditions while allowing the siding panels to expand and contract with the building's thermal movement, preventing cosmetic damage from restricted movement.
Data Source
AI summary
A system for providing siding to a building is disclosed. The system utilizes components which have their own brackets with attachment flanges in order to connect directly to an exterior wall of the building. The brackets contain their own integrated water control systems, which co-act with those of other components to control and direct water into vertical channels and out from behind the siding system. These flanges double as self-contained flashing. In all the system presents a roof-to-foundation siding system that is self-contained and fully transitional from one piece to another.