Digital Template Cutting for On-Demand Device Accessories

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Solution Overview

Problem

The existing methods for producing custom protective and decorative films for electronic devices are time-consuming and inefficient, often resulting in delays due to the need for cutting dies and manual trimming, which can lead to poor fits and increased costs from excess inventory and storage issues.

Innovation Solution

An on-demand production system that uses digital templates to automatically cut protective or decorative films using electronic production machines, allowing for immediate production of accessories tailored to specific electronic devices without the need for pre-made cutting dies, and enables real-time access to digital templates via electronic communication networks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional cutting dies and manual trimming methods are used to produce protective films, then customization for specific electronic devices is achieved, but production time increases and efficiency decreases

Engineering Contradiction:
Improvecustomization accuracyVSAvoidproduction speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent replaces traditional mechanical cutting dies and manual trimming with a digital template-based system that uses computer-controlled cutting machines. The digital templates are transferred to cutting surfaces and guide automated cutting processes, eliminating the need for physical cutting dies while achieving precise customization for different electronic devices

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

Solution Approach 2:

The patent creates digital copies or templates of the cutting patterns that can be stored and reused. These digital templates represent the cutting geometry and can be rapidly reproduced without manufacturing new physical cutting dies for each product variant, enabling fast customization

Inventive Principle:
Principle #26Copying

2Loss of time

If cutting dies are manufactured in advance for future production, then production readiness is improved, but inventory costs and storage requirements increase

Engineering Contradiction:
Improveproduction readinessVSAvoidinventory volume
Core Design Contradiction:
Loss of timeVSQuantity of substance

Solution Approach 1:

The patent stores digital templates instead of physical cutting dies. These digital copies occupy minimal storage space compared to physical dies and can be instantly reproduced and transferred to production machines when needed, eliminating the need to manufacture and store large quantities of physical cutting dies in advance

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent changes the state of the cutting pattern from physical (cutting dies) to digital (template files). This parameter change allows the cutting information to be stored, transmitted, and modified without physical constraints, reducing inventory requirements while maintaining production readiness

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If manual trimming methods are used to achieve precise fits, then customization quality is improved, but labor costs and production time increase

Engineering Contradiction:
Improvefit accuracyVSAvoidproduction time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent replaces manual trimming operations with automated computer-controlled cutting machines that follow digital template guidance. This substitution maintains high fit accuracy through precise digital guidance while eliminating manual labor and significantly reducing production time

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

Solution Approach 2:

The cutting machine performs the trimming and cutting operations autonomously based on digital template instructions. The system self-regulates the cutting process without requiring manual intervention for each cut, achieving both precision and speed through automated control

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11796972B2On-demand production of electronic device accessories
Publication Date: 2023.10.24 ZAGG INC
  • US11796972B2 patent drawing
  • US11796972B2 patent drawing
  • US11796972B2 patent drawing

AI summary

An on-demand production system for accessories for use with electronic devices is configured to generate digital templates defining the design of the accessories and provide the digital templates to retail or other locations. The retail or other locations may receive access to the digital templates automatically and/or electronically within a week, a day, or even minutes, of the digital template being created. When a customer requests an accessory, the digital template may be accessed. Using an electronic production machine and a supply of stock material, the accessory can be cut, formed, printed, or otherwise produced based on instructions or designs of the digital template. The electronic production machine may automatically read the digital template to automate the production at a retail location. The electronic production machine may produce the accessory on-demand, and production of the accessory may be completed within two hours, or potentially within ten minutes, of a request.