Wall Panel Frame Layout for Lower Material Use
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Solution Overview
Problem
Existing siding products often use frames manufactured with excess material, where unnecessary portions add little to the frame's function.
Innovation Solution
A frame design for wall panels that includes a support strip and a row of columns, where the columns are cantilevered and the frame is manufactured using a method that minimizes material usage, such as metal stamping.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If traditional frame designs are used with continuous perimeter structures, then structural support is provided, but excessive material is consumed
Solution Approach 1:
The frame is divided into discrete columns rather than continuous perimeter structures. Each column is a separate structural element that can be independently optimized, allowing material to be placed only where structural support is needed rather than along entire continuous edges.
Solution Approach 2:
Structural material is concentrated at specific locations where support is required (column positions) rather than distributed uniformly along the entire frame perimeter. This localizes material usage to high-stress areas while reducing material in low-stress regions.
2Reliability
If columns are positioned at the ends of the support strip, then structural coverage is maximized, but material usage increases
Solution Approach 1:
Columns are intentionally offset from the exact ends of the support strip, creating an asymmetric configuration. This asymmetric positioning allows the frame to achieve adequate structural coverage for panel support while reducing the total length of material required compared to symmetric end-positioned columns.
Solution Approach 2:
The column positioning provides slightly more than minimum required coverage by offsetting from ends, but this partial excess in coverage is acceptable given the significant material reduction achieved by not extending columns to the absolute endpoints.
Data Source
AI summary
The present disclosure relates generally to siding, for example, suitable for covering a wall surface. The present disclosure relates more particularly to a frame for a wall panel. The frame includes a support strip extending in a lateral direction across the width of the wall panel and has first and second ends. The frame also includes a row of columns extending in a first direction from the support strip. Each column includes a proximal end attached to the support strip and a free distal end. The row of columns includes a first column disposed at a first end of the row of columns and laterally offset from the first end of the support strip, and a second column disposed at a second end of the row of columns and laterally offset from the second end of the support strip.