Serviceable Edge Clip Assembly with Interlocking Spacer
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current edge clip designs face challenges in ease of assembly, removal, and maintenance, often requiring specialized tools and risking damage to components, especially those with surface coatings, which increases assembly and repair costs and affects aesthetics and corrosion resistance.
Innovation Solution
A self-locking edge clip assembly with a slideable spacer and interlock mechanism that allows for easy insertion and secure engagement of components, featuring a ramp for tool-assisted disengagement without damaging the components, and a design that prevents scratching or gauging during assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of repair
If traditional edge clips are used for fastening components, then attachment strength is achieved, but removal requires specialized tools and may damage components
Solution Approach 1:
The edge clip is divided into two functional parts: a reusable clip body and a sacrificial spacer. The spacer contains the ramp feature that enables tool-assisted removal, while the clip body remains intact for reuse. This segmentation allows the removal mechanism to be separated from the permanent fastening structure.
Solution Approach 2:
The spacer acts as an intermediary element between the tool and the clip body during removal. The ramp on the spacer provides a controlled interface for tool insertion, mediating the force application to enable clean disengagement without requiring specialized tools designed for the clip body itself.
2Strength
If traditional edge clips are used to secure components, then attachment strength is achieved, but component surfaces may be scratched or damaged
Solution Approach 1:
The spacer serves as a protective intermediary between the clip body's biting features and the component surface. During installation, the spacer absorbs the engagement forces and prevents direct contact between sharp clip edges and painted or coated surfaces, eliminating scratching while maintaining secure attachment.
Solution Approach 2:
The spacer is pre-positioned within the clip body to establish a controlled engagement sequence. Its biting features engage the component first, allowing the clip body to follow in a predetermined path that avoids surface contact, thereby preventing damage before it can occur.
3Reliability
If edge clips are designed for secure engagement, then attachment reliability is improved, but serviceability and reusability are reduced
Solution Approach 1:
The system is segmented into a permanent clip body and a disposable spacer. The spacer contains all serviceability features (ramp for tool insertion) while the clip body maintains reliable attachment. This allows the reliable fastening function to be separated from the serviceable release function.
Solution Approach 2:
The spacer is designed as a sacrificial component that is discarded after a single use, while the valuable clip body is recovered and reused. The ramp feature on the spacer enables easy removal of both components from the fastened part, facilitating serviceability without compromising the reusability of the main fastening mechanism.
Data Source
AI summary
An edge clip assembly for attachment of a component, and, more specifically, an edge clip assembly which is serviceable and self-locking, includes a clip body and a spacer provided within the clip body, and further includes an interlock securing the spacer in a final position in which the clip body can be engaged with the component to hold the component under tension. A ramp disposed on the spacer forms a service tool gap, and a tool can be wedged into the tool gap to disengage the interlock.