Concrete Rib Construction Monolithic T-Beam System

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Solution Overview

Problem

Conventional construction methods, such as masonry and prefabricated concrete panels, are labor-intensive, prone to cracking, and lack the structural integrity and energy efficiency of a monolithic structure, especially in regions susceptible to natural disasters like earthquakes and hurricanes.

Innovation Solution

The concrete rib construction system utilizes T-beams for both walls and roofs, integrating rigid foam insulation into the forming process, creating a monolithic structure that is strong, energy-efficient, and adaptable, with a minimal amount of concrete, and can be built using standard materials and unskilled labor.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional masonry or prefabricated concrete panels are used, then construction can proceed with traditional methods, but the structure is labor-intensive, prone to cracking, and lacks structural integrity

Engineering Contradiction:
Improvestructural integrityVSAvoidconstruction complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent merges walls and roof into a monolithic concrete structure where the roof acts as a rib for the walls, creating an integrated load-bearing system that eliminates the need for separate structural elements and achieves superior structural integrity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The construction process is segmented into distinct phases: forming installation, reinforcement placement, concrete pouring, and insulation integration. This allows unskilled labor to perform simple tasks while maintaining overall structural integrity through the monolithic design

Inventive Principle:
Principle #1Segmentation

2Quantity of substance

If thin concrete walls (4 inches) are used for economy, then material cost is reduced, but the walls develop cracks due to temperature changes or soil reactions

Engineering Contradiction:
Improveconcrete volumeVSAvoidcrack resistance
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent creates a composite structure where concrete walls are reinforced with steel rebar and integrated with rigid foam insulation, forming a multi-material system that resists cracking from thermal expansion and soil movement while maintaining economical material usage

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The monolithic construction method changes the structural parameter from separate thin walls to interconnected T-beam walls with integrated roof ribs, providing crack resistance through the continuous reinforced concrete structure

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If wood or metal beams are used for roofs, then construction is simplified, but strong winds lift the roofs leaving walls with no bracing

Engineering Contradiction:
Improveroof construction simplicityVSAvoidwind resistance
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

The patent merges the roof structure with the wall structure by having the roof act as a rib for the T-beam walls, creating a unified monolithic structure that provides both construction simplicity and exceptional wind resistance through the integrated concrete framework

Inventive Principle:
Principle #5Merging (Combining)

4Use of energy by stationary object

If conventional forming methods are used, then construction follows traditional processes, but energy efficiency is not achieved

Engineering Contradiction:
Improveenergy efficiencyVSAvoidforming process complexity
Core Design Contradiction:
Use of energy by stationary objectVSDevice complexity

Solution Approach 1:

The patent merges the insulation function with the forming process by integrating rigid foam insulation directly into the concrete forms, creating a single-step process that achieves both structural formation and energy efficiency without requiring separate insulation installation

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This system achieves greater strength with less material, provides excellent resistance to natural disasters, and maintains energy efficiency through embedded insulation, minimizing maintenance and damage from floods and fires.

Implementation Method 1

Rigid foam insulation is integrated into the forms, producing an energy efficient building

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS8429876B2Concrete rib construction method
Publication Date: 2013.04.30 ABURTO EUGENIO SANTIAGO
  • US8429876B2 patent drawing
  • US8429876B2 patent drawing
  • US8429876B2 patent drawing

AI summary

A system for constructing building consisting of connected T-beams for walls and roof. To create the T shape the system uses blocks of rigid insulation as forming, which are embedded in the poured-in-place concrete. These blocks serve to insulate the structure. The final structure is a monolithic box where the foundation, (101, 102), and (103) is the lower face, walls are the vertical faces of the box, attached to the foundation by dowels (104) to the walls reinforcement part (105) and the roof (118, 119, 120), and (121) is the top. This results in a sturdy structure with integrated high insulation (111) and (122) in walls and roof. Metal nailers (123) with the polystyrene foam strips (124) can be embedded in the ends of the T-beam stems. These nailers ease the insertion of screws to wall and ceiling interiors, allowing the building interior to be finished with gypsum board or paneling.