Compression- and Tension-Reinforced Wall With Rod Load Transfer
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Solution Overview
Problem
Existing reinforced building walls struggle to efficiently manage both static and dynamic compression and tension forces, particularly during earthquakes and high winds, often requiring excessive material usage and complex framing members.
Innovation Solution
The use of rods anchored to the foundation as posts, which transfer compression loads directly to the foundation, reducing the need for additional framing members by utilizing rods with larger diameters to handle both static and dynamic loads, including those from earthquakes and high winds.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If traditional framing members are used to carry compression loads, then the wall structure can support static and dynamic loads, but the amount of material used increases and the structure becomes more complex
Solution Approach 1:
The rod serves multiple functions: it acts as both an anchor rod for tension resistance and a post for compression load transfer. By enlarging the rod's diameter, it gains sufficient compressive strength to function as a post while maintaining its anchoring function, thereby eliminating the need for separate framing members and reducing material quantity.
Solution Approach 2:
The invention merges the function of anchor rods and posts into a single structural element. The enlarged diameter rod simultaneously performs the anchoring function (resisting tension from earthquakes and high winds) and the posting function (transferring compression loads to the foundation), combining previously separate components into one unified element.
2Strength
If traditional framing members are used to carry compression loads, then the wall structure can support static and dynamic loads, but the structural design becomes more complex
Solution Approach 1:
The enlarged diameter rod serves as a multi-functional element that combines anchoring and posting functions. This universality simplifies the structural design by reducing the variety of different structural components needed, making the system easier to design, analyze, and construct while maintaining full load-carrying capacity.
Solution Approach 2:
The invention extracts the posting function from the traditional framing member system and integrates it directly into the anchor rod. By taking out the compression load transfer function and combining it with the anchoring function in a single element, the design complexity is reduced while maintaining structural integrity.
3Adaptability or versatility
If larger diameter rods are used to handle compression forces, then the same rods can function as posts providing a direct path to the foundation, but the rod diameter increases beyond typical anchor rod sizes
Solution Approach 1:
The rod is designed with an enlarged diameter to achieve multi-functionality. This single structural element simultaneously performs anchoring (resisting tension) and posting (transferring compression) functions, adapting to handle both static and dynamic loads including earthquakes and high winds, thereby maximizing versatility.
Data Source
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AI summary
A reinforced building wall includes a foundation and an anchor rod anchored to the foundation; a first stud wall disposed above the foundation; the first stud wall having a first bottom plate, a first top plate and first and second vertical studs operably joined to the first bottom plate and the first top plate; a horizontal first bridge member disposed between the first stud and the second stud, the first bridge member having a first vertical opening; a rod post having one end operably connected to the anchor rod and operably connected to the first bridge member to transfer downward forces from the first bridge member to the rod post; the anchor rod is attached to an anchor; and the anchor is disposed in an upper portion of the foundation.