Integrated Wall Anchor for Multi-Wythe Cavity Walls

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Solution Overview

Problem

The existing anchoring systems for multi-wythe walls require numerous components and materials, leading to high manufacturing and installation costs, labor, and time, due to the complexity of connecting inner and outer wythes to manage seismic and wind forces effectively.

Innovation Solution

A wall anchor system with a single connection point to wire joint reinforcement, featuring a straight elongated shaft and curved sections, reduces the number of parts needed by integrating the wall anchor with the wire joint reinforcement, allowing for efficient connection and reduced material and labor costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional anchoring systems with multiple components are used to connect inner and outer wythe, then structural integrity and load resistance are improved, but manufacturing cost, installation cost, labor, and time increase significantly

Engineering Contradiction:
Improvestructural integrityVSAvoidnumber of components
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent combines multiple separate anchoring components (wall anchor, joint reinforcement, veneer tie) into a single integrated wire element. This consolidation maintains the structural function of connecting inner and outer wythe while eliminating the need for multiple discrete parts, thereby reducing manufacturing and installation complexity without compromising strength

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If multiple wall anchors and joint reinforcements are used to secure veneer wall, then resistance to seismic and wind forces is improved, but installation time and labor costs increase

Engineering Contradiction:
Improveresistance to seismic and wind forcesVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The integrated wire element is pre-configured with the anchor portion and joint reinforcement in a single continuous structure. This preliminary integration allows the entire anchoring system to be installed as one unit rather than assembling multiple components during construction, significantly reducing installation time while maintaining the reliability needed to resist seismic and wind forces

Inventive Principle:
Principle #10Preliminary action

3Reliability

If traditional multi-component anchoring system is used, then connection reliability between wythe is improved, but manufacturing cost and material cost increase

Engineering Contradiction:
Improveconnection reliabilityVSAvoidmaterial cost
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent merges multiple separate materials (wall anchor metal, joint reinforcement wire, veneer tie) into a single integrated wire element made from one continuous material. This consolidation reduces the total quantity of materials required while maintaining connection reliability through the continuous structural design of the integrated element

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11142915B1Apparatus, systems, and methods for use in a cavity space to connect to a veneer tie that joins an inner wythe and an outer wythe of the cavity space
Publication Date: 2021.10.12 HOHMANN & BARNARD INC
  • US11142915B1 patent drawing
  • US11142915B1 patent drawing
  • US11142915B1 patent drawing

AI summary

A wall anchor for use in a cavity space to connect to a veneer tie that joins an inner wythe and an outer wythe of the cavity space. In one embodiment, the wall anchor system for use in a cavity space to connect to a veneer tie that joins an inner wythe and an outer wythe of the cavity space is disclosed. The wall anchor includes a straight elongated shaft with a longitudinal axis. The wall anchor also includes a first receiving space defined by a first curved section and a second receiving space defined by a second curved section that are both in the cavity space upon installation. A first end of the wall anchor fusibly attaches to the single location at an outward facing side of the wire element.