Corrosion-Resistant Hanger for Sheathing and Siding Installation
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Solution Overview
Problem
The installation of sheathing and siding in building construction is labor-intensive and prone to inaccuracies, with existing methods lacking a uniform and stable means to secure the starter rows of wall and roof sheathing, leading to potential weather sealing issues and safety hazards during installation.
Innovation Solution
A corrosion-resistant metal hanger with a flat, rectangular upper arm and a bendable support tab, forming an L-shaped resting mount, which is attached to the mud sill or roof rafter tail-ends to provide a level and secure mounting system for sheathing and siding, reducing the need for manual holding and ensuring proper alignment and weather sealing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If sheathing is installed without a hanger system using only nails and manual holding, then the installation process is simple in terms of hardware, but the installation accuracy and uniformity deteriorate, leading to potential weather sealing issues
Solution Approach 1:
The hanger system serves as an intermediary component between the mud sill and the sheathing material. It provides a standardized interface that ensures uniform installation height (approximately 1 inch below the mud sill) and proper alignment, eliminating the need for manual measurement and positioning while maintaining installation precision.
Solution Approach 2:
The hanger is pre-installed on the mud sill before the sheathing material is positioned. This preliminary action establishes the correct height and alignment in advance, allowing the sheathing to be simply placed onto the hanger and secured with nails, thereby ensuring consistent installation accuracy without requiring complex adjustment procedures.
2Productivity
If manual holding and positioning methods are used for sheathing installation, then the hardware requirements remain simple, but labor intensity increases and installation efficiency deteriorates
Solution Approach 1:
The hanger system is designed to be self-positioning and self-supporting. Once installed on the mud sill, it automatically maintains the correct height and alignment, allowing workers to simply place the sheathing material onto the hanger without requiring continuous manual adjustment or holding. This significantly reduces labor intensity while improving installation efficiency.
Solution Approach 2:
The hanger provides structural support that counteracts the weight of the sheathing material, transferring it to the mud sill. This eliminates the need for workers to manually support the weight of large sheathing sheets, reducing physical strain and enabling faster, more efficient installation.
3Reliability
If sheathing is installed without a standardized mounting system, then the installation process is simpler in terms of procedures, but weather sealing quality deteriorates due to inconsistent positioning
Solution Approach 1:
The hanger system standardizes the installation parameter of sheathing height, maintaining it at approximately 1 inch below the mud sill. This consistent parameter control ensures proper weather sealing by preventing water infiltration between the sheathing and foundation, while the standardized design keeps the mounting system relatively simple and easy to install.
4Object-affected harmful factors
If workers manually hold and position sheathing materials during installation, then no additional mounting devices are needed, but safety hazards increase due to awkward positions and material handling risks
Solution Approach 1:
The hanger system transitions the support function from a horizontal plane (workers holding materials at ground level) to a vertical dimension, elevating the sheathing material to its final installation position. This dimensional change allows workers to install sheathing from a safer, more ergonomic position while reducing the risk of material slippage and dropping hazards.
Data Source
AI summary
A corrosion resistant, metal building construction connective hardware for installing wall sheathing, siding, and roof decking to a structure with a resting mount (24) of sufficient depth to fit the material being hung and a holding lip (26) that forms a front edge that can be imprinted for identification and verification purposes. The lip is easily painted or stained to match the exterior finish. The invention is versatile and multiple pieces can be connected to the foundation mudsill to install sheathing; to the bottom edge of sheathing to install siding; and to each roof rafter tail-end to install the roof decking.