CAD System for Custom Product Design with Manufacturing Compliance

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Solution Overview

Problem

Conventional CAD systems for custom product design are difficult to use, fail to ensure manufacturing compliance, and lack flexibility for user customization, leading to inefficiencies and material wastage.

Innovation Solution

A computer-aided design (CAD) system that allows users to upload images and define customization options, with tools for specifying design elements, areas, and restrictions, enabling efficient and accurate customization of products like t-shirts, hoodies, and phone cases, while minimizing wastage through real-time editing and printing/embroidering capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional CAD systems are used for custom product design, then manufacturing compliance can be ensured, but the user interface becomes overly difficult to use and flexibility for user customization is reduced

Engineering Contradiction:
Improvemanufacturing complianceVSAvoiduser interface difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The CAD system is segmented into multiple specialized modules including a 3D scanning module, a virtual try-on module, a customization module, and a manufacturing module. Each module handles specific tasks independently, allowing the system to maintain manufacturing compliance through dedicated validation in the manufacturing module while providing intuitive, simplified interfaces in user-facing modules like virtual try-on and customization.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces AI-based intermediaries including virtual try-on technology that acts as a mediator between user preferences and manufacturing requirements. The AI assistant serves as an intermediary that automatically translates user customizations into manufacturing-compliant specifications, reducing the complexity of direct user interaction with constrained manufacturing parameters.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If conventional CAD systems are used for custom product design, then manufacturing compliance can be ensured, but flexibility for users to customize articles of manufacture is reduced

Engineering Contradiction:
Improvemanufacturing complianceVSAvoiduser customization flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system implements dynamic customization capabilities where the boundaries between user freedom and manufacturing constraints are flexibly managed. The virtual try-on module dynamically adjusts product appearances based on user inputs while the AI assistant dynamically validates and translates these customizations into manufacturing-compliant specifications, allowing maximum user flexibility within acceptable manufacturing parameters.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system allows users to modify multiple parameters including product appearance, materials, dimensions, and features through intuitive interfaces. The AI-based manufacturing compliance module dynamically adjusts and validates these parameter changes to ensure they meet manufacturing requirements, enabling flexible customization without compromising production feasibility.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If conventional CAD systems are used, then design creation can be performed, but material wastage increases due to fewer accurate customizations and more defective items

Engineering Contradiction:
Improvedesign creation efficiencyVSAvoidmaterial wastage
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

The system performs preliminary validation of design customizations against manufacturing compliance criteria before production begins. The AI assistant pre-checks design parameters, material specifications, and manufacturing feasibility, identifying and correcting potential defects early in the design phase. This preliminary action prevents material wastage by ensuring only viable designs proceed to production.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements continuous feedback loops between the customization module and manufacturing compliance validation. Real-time feedback is provided to users about design feasibility, and the AI assistant continuously monitors and adjusts design parameters to optimize material usage and prevent defective production, reducing overall material wastage.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11256403B2Computer aided systems and methods for creating custom products
Publication Date: 2022.02.22 LION GROUP INC
  • US11256403B2 patent drawing
  • US11256403B2 patent drawing
  • US11256403B2 patent drawing

AI summary

A computer-aided design system enables physical articles to be customized via printing or embroidering. A user interface may be generated that includes an image of a model of an article of manufacture and user customizable design areas that are graphically indicated on the image corresponding to the model. A design area selection may be received. In response to an add design element instruction and design element specification, the specified design element is rendered in the selected design area on the model image. Customization permissions associated with the selected design area are accessed, and using the customization permissions, a first set of design element edit tools are selected and rendered. User edits to the design element may be received and rendered in real time. Manufacturing instructions may be transmitted to a printing system.