Gantry 3D Construction Printing for Faster Building Assembly

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Solution Overview

Problem

Traditional construction methods for structures, such as buildings, require multiple construction steps that cannot be performed simultaneously and often need different skills, leading to lengthy construction periods, which is undesirable in time-sensitive situations.

Innovation Solution

A construction system utilizing additive manufacturing techniques, specifically 3D printing, that includes a rail assembly, gantry, and printing assembly to deposit vertically stacked layers of extrudable building material, allowing for the construction of structures quickly and systematically.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If traditional construction methods are used, then multiple construction steps can be performed with conventional materials and techniques, but the construction period becomes excessively lengthy

Engineering Contradiction:

Improveconstruction speedVSAvoidconstruction period

Core Design Contradiction:

ProductivityVSLoss of time

Solution Approach 1:

The patent combines multiple construction steps into a single additive manufacturing process. The construction system integrates material deposition, layer stacking, and structural formation into one continuous 3D printing operation, eliminating the sequential nature of traditional construction methods and enabling parallel processing of construction tasks.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The additive manufacturing process operates continuously without the interruptions inherent in traditional construction. The system deposits material layer by layer in an unbroken sequence, maintaining continuous productive action from foundation to completion, whereas traditional methods require stopping between different construction phases and skill transitions.

Inventive Principle:

Principle #20Continuity of useful action

2Ease of manufacture

If traditional construction methods are used, then conventional materials like concrete can be utilized, but the construction process requires multiple sequential steps that cannot be performed simultaneously

Engineering Contradiction:

Improveconstruction process simplicityVSAvoidconstruction efficiency

Core Design Contradiction:

Ease of manufactureVSProductivity

Solution Approach 1:

The patent replaces traditional mechanical construction systems with an additive manufacturing system. Instead of using conventional materials like concrete that require formwork, reinforcement, and curing cycles, the system uses extrudable building material deposited through a controlled printing mechanism, fundamentally changing the construction paradigm from subtractive/mechanical to additive/precision-based.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The invention changes the physical state and delivery method of building material. The material is transformed into an extrudable form that can be precisely deposited layer by layer, altering parameters such as material viscosity, deposition temperature, and application method to enable continuous additive construction rather than traditional batch processing.

Inventive Principle:

Principle #35Parameter changes

3Adaptability or versatility

If traditional construction methods are used, then standard construction materials can be employed, but different skills are required for each construction step

Engineering Contradiction:

Improveconstruction method flexibilityVSAvoidconstruction system complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The additive manufacturing construction system performs multiple construction functions through a single integrated platform. The same 3D printing system can deposit different materials, create various structural forms, and complete multiple construction tasks without requiring different specialized equipment or skill sets, consolidating diverse construction capabilities into one universal system.

Inventive Principle:

Principle #6Universality (Multi-functionality)

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

Enables the construction of structures, like dwellings, in a fraction of the time associated with traditional methods, providing a quicker and more efficient construction process.

Implementation Method 1

The printing assembly is configured to deposit vertically stacked layers of an extrudable building material onto a top surface of the foundation to construct a structure

Methodology Applied

Scientific Effect3D Printing: 3D Printing

Data Source

PatentUS12540468B2Systems and methods for the construction of structures utilizing additive manufacturing techniques

Publication Date: 2026.02.03 ICON TECHNOLOGY INC

AI summary

Embodiments of a constructions system for constructing a structure atop a foundation are disclosed. In an embodiment, the construction system includes a rail assembly. The rail assembly is configured to be mounted to the foundation. In addition, the construction system includes a gantry movably disposed on the rail assembly. The gantry is configured to translate along a first axis relative to the rail assembly. Further, the construction system includes a printing assembly movably disposed on the gantry. The printing assembly is configured to translate along a second axis relative to the gantry. The second axis is orthogonal to the first axis. The printing assembly is configured to deposit vertically stacked layers of an extrudable building material onto a top surface of the foundation to construct a structure.