Transparent Swivel Fabric Seam Alignment Tool
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Solution Overview
Problem
Existing fabric tools fail to accurately and efficiently align angled seam lines and pattern points of pieced fabric sections during sewing, leading to inaccuracies and inefficiencies in the sewing process.
Innovation Solution
A fabric seam alignment tool comprising upper and lower plates with a swivel plate in between, made of transparent plastic with limited resilience, featuring seam allowance registration marks, V-shaped alignment marks, and a pin clearance slot to ensure precise alignment and secure pinning of fabric sections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional fabric tools are used for alignment, then the sewing process can proceed, but accurate alignment of angled seam lines and pattern points cannot be achieved
Solution Approach 1:
The alignment tool is divided into an upper plate and a lower plate that can move independently relative to each other. The lower plate remains stationary while the upper plate moves to accommodate different fabric sizes and angles, enabling precise alignment of angled seam lines and pattern points through segmented plate movement
Solution Approach 2:
The tool introduces a vertical dimension with the swivel plate mechanism that allows rotation between the upper and lower plates. This dimensional change enables the tool to accommodate various angles of fabric pieces while maintaining accurate alignment of seam lines and pattern points across different orientations
2Reliability
If fabric sections are pinned and sewn without proper alignment tools, then the process is simple, but the seams do not meet properly at pattern points
Solution Approach 1:
The tool allows users to preliminarily align and mark fabric pieces before actual sewing by using the upper and lower plates to position fabric sections accurately. Alignment marks can be made on the fabric while it is clamped in the tool, ensuring that seams will meet properly at pattern points during the subsequent sewing process
Solution Approach 2:
The transparent plastic plates with printed alignment marks and V-shaped indicators serve as an intermediary system between the fabric pieces and the sewing machine. These visual aids mediate the alignment process by providing clear reference points that guide the user in positioning fabric sections correctly before and during sewing
3Illumination intensity
If opaque tools are used for alignment, then manufacturing is simpler, but visibility of fabric and alignment marks is reduced
Solution Approach 1:
The tool uses transparent plastic material instead of opaque material, fundamentally changing the optical property from opaque to transparent. This allows the fabric pieces and alignment marks to be simultaneously visible through the plates, enabling users to see both the fabric edges and the alignment reference marks clearly during the alignment process
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables safe, accurate, and economical alignment and sewing of fabric sections with angled seams meeting properly at pattern points, enhancing the convenience and reliability of the sewing process.
Implementation Method 1
The tool is formed of a transparent plastic having limited resilience
Data Source
AI summary
A fabric seam alignment tool has an upper plate and a lower plate. Each plate has interior and exterior surfaces, parallel side edges, and forward and rearward ends. A swivel plate couples the upper and lower plates. A central plane is created through the tool midway between the upper and lower plates. A forward opening is located between the upper and lower plates forwardly of the swivel plate. A rearward opening is between the upper and lower plates rearwardly of the swivel plate. The tool is formed of a transparent plastic having limited resilience.