Sewing Data Creation for Water-Soluble Embroidery Integrity

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Solution Overview

Problem

Existing sewing data creation apparatuses fail to produce embroidery patterns that can maintain their shape when formed in water-soluble materials, as the stitches unravel upon dissolving the material.

Innovation Solution

A sewing data creation apparatus and method that specify areas for stitching intersections and create overlapping regions between contiguous areas sewn with different threads, ensuring the stitches maintain their shape even after the water-soluble material is dissolved.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If sewing data is created without overlapping portions between contiguous areas, then the manufacturing process is simpler and faster, but the stitches unravel and the embroidered object cannot be produced when water-soluble material is removed

Engineering Contradiction:
Improveintegrity of embroidered objectVSAvoidcomplexity of sewing data creation
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention applies preliminary action by creating overlapping portions in the sewing data before the actual sewing process. The control unit identifies boundary lines between contiguous areas and extends stitches beyond these boundaries to create overlap regions, ensuring that when water-soluble material is removed, the stitches remain interconnected and maintain the embroidered object's integrity.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If overlapping portions are created between contiguous areas sewn with different threads, then the stitches maintain shape after material dissolution, but the sewing data creation process becomes more complex

Engineering Contradiction:
Improvestitch stabilityVSAvoidcomplexity of area specification
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention applies self-service by enabling the control unit to automatically identify boundary lines between contiguous areas and determine where overlapping portions should be created. The system autonomously processes the sewing data to extend stitches across boundaries without requiring manual intervention, thus maintaining stitch stability while minimizing the complexity burden on the user.

Inventive Principle:
Principle #25Self-service

3Reliability

If the area specification automatically identifies boundary lines and creates overlaps, then the sewing process ensures intact embroidered objects, but the processing time increases

Engineering Contradiction:
Improveintegrity of embroidered objectVSAvoidprocessing time for sewing data creation
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The invention applies mechanics substitution by replacing manual sewing data creation with automated control unit processing. The control unit uses image processing and pattern recognition algorithms to automatically identify boundary lines and calculate overlapping portions, significantly reducing the time required compared to manual methods while ensuring reliable embroidered object integrity.

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

Data Source

PatentUS8897908B2Sewing data creation apparatus, sewing data creation method, and computer program product
Publication Date: 2014.11.25 BROTHER KOGYO KK
  • US8897908B2 patent drawing
  • US8897908B2 patent drawing
  • US8897908B2 patent drawing

AI summary

A sewing data creation apparatus includes an area specification portion that specifies at least one area in which a plurality of stitches are to be formed and a sewing data creation portion that creates sewing data for forming the plurality of stitches in each of the specified at least one area and for forming an overlapping portion in a case where the specified at least one area includes a first area and a second area. The overlapping portion is a region in which at least one of the first area and the second area is enlarged in a direction that extends across a boundary line, such that a portion of the plurality of stitches to be formed in the first area is one of intersected and overlapped by a portion of the plurality of stitches to be formed in the second area.