Automated Field Stencil Cutting via Color Zone Segmentation

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Solution Overview

Problem

Traditional stencil methods for creating multi-color images are labor-intensive and inefficient, particularly for large-scale applications like athletic fields, due to the need for precise alignment and layering of multiple single-color stencils, which is time-consuming and prone to human error.

Innovation Solution

An automated cutting system that uses color recognition technology to convert multi-color images into vector-based line drawings, scales the design, and cuts dotted guideline holes in a single stencil sheet, allowing for efficient and accurate mass production of field stencils.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional multi-color stencils are used requiring multiple single-color stencil layers, then color accuracy is improved, but production time and labor intensity increase significantly

Engineering Contradiction:
Improvecolor accuracyVSAvoidproduction time
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent combines multiple single-color stencils into a single multi-color stencil by integrating multiple color zones and cut-away sections into one sheet. This allows all colors to be applied simultaneously in a single operation, eliminating the need to layer and align multiple separate stencils, thus dramatically reducing production time while maintaining color accuracy.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single multi-color stencil is divided into multiple color zones, each with its own cut-away sections for specific colors. This segmentation allows different colors to be applied to different areas of the same stencil in one operation, achieving both color precision and production efficiency.

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If multiple single-color stencils are layered for multi-color images, then color precision is improved, but alignment complexity increases

Engineering Contradiction:
Improvecolor precisionVSAvoidalignment complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent merges multiple color-specific stencil layers into a single multi-color stencil sheet with distinct color zones. This eliminates the alignment complexity of layering multiple stencils while maintaining color precision through carefully designed cut-away sections within each color zone that ensure accurate paint application.

Inventive Principle:
Principle #5Merging (Combining)

3Manufacturing precision

If traditional stencil methods are used for large-scale field applications, then image quality is maintained, but scalability decreases

Engineering Contradiction:
Improveimage qualityVSAvoidscalability
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent creates a single multi-color stencil that can be scaled to large dimensions for field applications. By integrating all color zones and cut-away sections into one sheet, the stencil maintains image quality while becoming adaptable to large-scale surfaces like athletic fields, where traditional multi-layer stencils would be difficult to align and manage.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If manual stencil creation methods are used, then flexibility is maintained, but manufacturing efficiency decreases

Engineering Contradiction:
ImproveflexibilityVSAvoidmanufacturing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent incorporates preliminary action by pre-configuring the multi-color stencil with all necessary color zones and cut-away sections during manufacturing. This preliminary preparation allows the stencil to be ready for immediate use in various applications, maintaining flexibility while dramatically improving manufacturing efficiency through automated production processes.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10703088B2Automated method for customized field stencils
Publication Date: 2020.07.07 DUBOIS RADFORD E III
  • US10703088B2 patent drawing
  • US10703088B2 patent drawing
  • US10703088B2 patent drawing

AI summary

Disclosed embodiments relate to methods for automatically generating cutting instructions to translate a color image into a field stencil having a plurality of guideline apertures. The plurality of guideline apertures may denote the color zone boundaries in the color image, for example by being placed along the line drawing representing the color zone boundaries. Such field stencils may then allow for the reproduction of multi-color logos using a single stencil.