Concrete Panel Anchoring with Composite Connector

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Solution Overview

Problem

Existing anchoring systems for concrete panels in stabilized earth structures are difficult to install during prefabrication and are prone to oxidation due to humidity, affecting their durability and performance.

Innovation Solution

An anchoring system comprising a connector member formed by an attachment loop made of high-strength synthetic fibers enclosed in a polymeric sheath, assembled with a plastic saddle element, which is easily integrated into the concrete panels during manufacturing and provides enhanced resistance and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If steel wire protrusions are used for anchoring, then the anchoring system provides sufficient strength, but the material is subject to oxidation due to humidity

Engineering Contradiction:
Improveanchoring strengthVSAvoidoxidation resistance
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The patent uses composite materials by combining steel wire protrusions with a polymeric coating or encapsulation. The steel wire provides the necessary mechanical strength for anchoring, while the polymeric material provides oxidation resistance. This composite structure allows the anchoring system to simultaneously achieve both high strength and durability in humid environments without compromising either property.

Inventive Principle:
Principle #40Composite materials

2Strength

If complex anchoring systems are used, then the anchoring strength is improved, but the difficulty of installation during prefabrication increases

Engineering Contradiction:
Improveanchoring strengthVSAvoidinstallation ease
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The anchoring system is segmented into distinct functional components: steel wire protrusions for mechanical anchoring, polymeric coating for protection, and integration features for ease of installation. This segmentation allows each component to be optimized independently and simplifies the overall installation process during prefabrication, as the components can be pre-assembled and then easily integrated into the concrete panels.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The anchoring components are prepared in advance during the prefabrication stage. The steel wire protrusions are pre-coated with protective polymer material, and the anchoring system is pre-assembled with concrete panels before installation at the construction site. This preliminary action reduces on-site installation complexity and time while maintaining high anchoring strength.

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If protrusions are cast directly into panels during prefabrication, then the anchoring system is integrated, but the complexity of the prefabrication process increases

Engineering Contradiction:
Improveintegration stabilityVSAvoidprefabrication process complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent extracts the anchoring function from the concrete panel manufacturing process itself. Instead of casting protrusions directly into panels during prefabrication (which would require complex molds and timing), the system uses separately manufactured steel wire protrusions that are attached to or integrated with the panels. This extraction simplifies the prefabrication process while maintaining integration stability through dedicated attachment mechanisms.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9523178B2Anchoring system for concrete panels in a stabilized earth structure
Publication Date: 2016.12.20 OFFICINE MACCAFERRI SPA
  • US9523178B2 patent drawing
  • US9523178B2 patent drawing
  • US9523178B2 patent drawing

AI summary

The concrete panel anchoring assembly including a concrete panel having a rear face and a connector member projecting from a rear face of the concrete panel. The connector member includes an attachment loop and a saddle element assembled together.