Adjustable Slider for Slide Fasteners via Segmented Guide Tabs
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Solution Overview
Problem
Conventional sliders for slide fasteners require partial unsewing of garments or articles for replacement, are limited to specific sizes, and lack adjustability, making them inconvenient and costly to repair, especially when users are far from repair services.
Innovation Solution
A slider design with vertically separated guide tabs that can be adjusted to fit various sizes of slide fasteners without unsewing, featuring a connecting device and locking mechanism to secure the horizontal distance between tabs, allowing for easy installation and removal without altering the original seams.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional sliders are used for slide fasteners, then the slider can be manufactured for specific sizes, but replacement requires partial unsewing of garments or articles and is limited to specific sizes
Solution Approach 1:
The slider is divided into two separate parts: a first part with first guide tabs and a second part with second guide tabs. This segmentation allows the slider to be inserted through the teeth of the slide fastener without interfering with them, enabling replacement without unsewing while accommodating various sizes through the separation and reconnection of these parts.
Solution Approach 2:
The slider design with vertically separated guide tabs can be adjusted to fit various sizes of slide fasteners (e.g., #3, #4, #5, #6, #8, #10) using a single adaptable slider structure. The connecting device allows adjustment of the horizontal distance between guide tabs to match different fastener sizes, making the slider universal across multiple sizes without requiring multiple dedicated slider designs.
2Adaptability or versatility
If conventional sliders with fixed structure are used, then manufacturing is simple, but they cannot be adjusted to fit various sizes and require multiple slider sizes
Solution Approach 1:
The slider incorporates a connecting device that allows dynamic adjustment of the horizontal distance between the first and second guide tabs. This dynamic structure enables the slider to adapt to different fastener sizes by modifying the spacing between guide tabs, transforming a static fixed-structure slider into a dynamic adjustable one that can accommodate various sizes like #3, #4, #5, #6, #8, and #10.
Solution Approach 2:
By separating the slider into two parts with a connecting device, the structure becomes adjustable while maintaining relative simplicity. The segmentation allows independent positioning of guide tabs while using a straightforward connection mechanism, avoiding overly complex structures while achieving size adaptability.
3Ease of repair
If sliders require unsewing for replacement, then original seams are altered, but this is necessary for conventional slider installation
Solution Approach 1:
The slider is segmented into two parts that can be inserted through the teeth of the slide fastener from the outside. This segmentation enables the slider to be installed and replaced without unsewing the garment or article, as the separated parts can pass through the existing teeth structure without interfering with the seams or fabric layers.
Solution Approach 2:
The connecting device acts as an intermediary mechanism that allows the two slider parts to be adjusted and secured at the appropriate horizontal distance. This intermediary structure enables easy installation and removal operations while maintaining the slider's functional integrity, eliminating the need for complex unsewing operations required by conventional sliders.
4Adaptability or versatility
If multiple slider sizes are manufactured, then each size fits its specific fastener, but inventory complexity and cost increase
Solution Approach 1:
The slider design enables a single universal slider to function with multiple fastener sizes (#3, #4, #5, #6, #8, #10) by adjusting the horizontal distance between guide tabs. This eliminates the need to manufacture and maintain inventory of multiple dedicated slider sizes, reducing quantity requirements while providing adaptability across all common fastener sizes.
Solution Approach 2:
The slider utilizes parameter changes in the horizontal distance between guide tabs to adapt to different fastener sizes. By modifying this geometric parameter through the connecting device, the same slider can accommodate various tooth widths and configurations, eliminating the need for multiple fixed-size sliders and reducing inventory requirements.
Data Source
AI summary
A slider for a slide fastener that is easily adjustable to a variety of sizes and types of slide fasteners, since it can be pivotally opened and closed horizontally and can be locked in the appropriate size according to the size of the slide fastener in which it has been previously inserted; the horizontal opening of the slider allows it to be inserted in both rows of teeth of a new or repaired slide fastener without unsewn parts of the garment or article of interest; additionally a method for the insertion of the slider in a garment or article of interest to be manufactured and/or repaired is disclosed.