Foldable Machine Compiler for Rapid Fabrication

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Solution Overview

Problem

Current machine design and fabrication processes are time-consuming, costly, and require significant technical expertise, making it difficult for novice users to create functional robots or machines tailored to specific tasks without an end-to-end process.

Innovation Solution

A foldable machine compiler system that utilizes a library of physical modules and theoretical models to generate detailed design and program files, allowing users to specify tasks and produce customized machines through inexpensive and rapid fabrication processes, including laser machining and folding of substrate materials with integrated circuitry.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional design and fabrication techniques are used, then machine functionality and reliability are improved, but development time and cost increase significantly

Engineering Contradiction:
Improvemachine functionalityVSAvoiddevelopment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by pre-defining fabrication patterns, folding patterns, and circuit patterns in a database before actual machine creation. Users can select from pre-established design templates and modify parameters, rather than designing from scratch. This allows rapid customization while maintaining reliability through proven design patterns.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses copying by storing digital representations of physical machine components in a database. These digital models can be replicated, modified, and reused across different machine instances. The fabrication patterns, folding patterns, and circuit patterns serve as reusable templates that can be copied and adapted for various applications.

Inventive Principle:
Principle #26Copying

2Reliability

If traditional design and fabrication techniques are used, then machine functionality is improved, but technical expertise requirements increase

Engineering Contradiction:
Improvemachine functionalityVSAvoidtechnical expertise requirements
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables self-service by allowing users to specify high-level task requirements and parameters, then automatically generating complete machine designs through the compiler. The database and automated compilation process handle the complex technical details, enabling users without extensive engineering expertise to create functional machines by simply defining what the machine should do.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent introduces an intermediary compiler system that translates user-friendly task specifications into detailed fabrication instructions. This intermediary layer shields users from complex design decisions while ensuring proper machine functionality, acting as a bridge between simple user requirements and complex engineering implementations.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If custom machine design is performed, then task-specific performance is improved, but device complexity increases

Engineering Contradiction:
Improvetask-specific performanceVSAvoiddesign complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the machine design into distinct pattern types: fabrication patterns, folding patterns, and circuit patterns. Each pattern type handles a specific aspect of machine creation, allowing independent optimization and modification. Users can customize individual patterns without affecting the entire design system, reducing overall complexity while maintaining task-specific performance.

Inventive Principle:
Principle #1Segmentation

4Productivity

If rapid fabrication processes are used, then productivity is improved, but manufacturing precision may deteriorate

Engineering Contradiction:
Improvefabrication speedVSAvoiddesign precision
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent replaces traditional mechanical fabrication processes with digital fabrication methods. Design patterns are stored digitally and transmitted to automated fabrication equipment, eliminating manual measurement and physical drafting. This substitution enables rapid fabrication through digital file-driven processes while maintaining precision through computer-controlled manufacturing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS9686867B2Foldable machines
Publication Date: 2017.06.20 MASSACHUSETTS INST OF TECH
  • US9686867B2 patent drawing
  • US9686867B2 patent drawing
  • US9686867B2 patent drawing

AI summary

Methods to systematize the development of machines using inexpensive, fast, and convenient fabrication processes are disclosed. In an embodiment, a folding pattern and corresponding circuit design can provide the blueprints for fabrication. The folding pattern may be provided (e.g. laser machined) on a flat sheet of substrate material, such as a polymer. The circuit pattern may be generated by etching or applying (e.g. sputtering) a copper foil layer onto the substrate. Circuit components and actuators may then be added at specified locations. The flat substrate may then be folded along the predefined locations to form the final machine. The machine may operate autonomously to perform a task.