Plastic Hinged Trim Clip Locking Feature
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Solution Overview
Problem
Existing fastening technologies, such as trim clips, are time-consuming and costly to install, often require multiple tools, and provide limited access for maintenance or repair, with a suboptimal retention-to-insertion ratio.
Innovation Solution
A plastic hinged trim clip with a locking feature that includes hooks and openings, allowing for tool-free installation and increased retention force, capable of locking both sides through a blade feature, thereby enhancing the retention-to-insertion ratio beyond 1:2 or 1:3.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional trim clips are used for securing components, then the components can be fastened together, but the installation process becomes time-consuming and costly requiring multiple tools
Solution Approach 1:
The trim clip is divided into distinct functional segments: a body portion for insertion, a locking feature with hooks and openings for retention, and a hinged mechanism for operation. This segmentation allows each part to perform its specific function efficiently, enabling tool-free installation while maintaining secure fastening
Solution Approach 2:
The trim clip incorporates a self-servicing mechanism where the hinged locking feature automatically engages and locks when the clip is inserted into the panel opening. The user simply needs to insert the clip, and the hinge mechanism automatically secures it without requiring any additional tools or complex assembly steps
2Ease of repair
If traditional trim clips are used, then components can be secured, but access for maintenance and repair is limited
Solution Approach 1:
The trim clip incorporates a hinged locking feature that can dynamically transition between locked and unlocked states. The hinge allows the locking feature to be manually manipulated to release the clip from the panel opening, providing easy access for maintenance while maintaining secure installation during normal operation
3Strength
If traditional trim clips are used, then components can be fastened, but the retention force is insufficient with a 1:1 ratio of insertion to retention
Solution Approach 1:
The locking feature is pre-configured with hooks and openings that are positioned to engage with the panel opening at optimal locations. The hinge mechanism is pre-set to automatically engage the locking feature with the panel, ensuring maximum retention force is achieved immediately upon insertion without requiring additional adjustment or force
Data Source
AI summary
A plastic hinged trim clip is described. The trim clip may secure two or more components together. The trim clip may include a body and a locking feature. The body may include a first end and a second end located on either side of a fold area. The locking feature may include a first hook located on the first end, and a second hook and first opening located on the second end. The first hook may engage with the second hook and the first opening. The locking feature may engage around one of the components. Each end may include an insertion portion to engage with another component. The locking feature may also include a third hook and a second opening that may engage with one another. The locking feature may increase the ratio of insertion to retention within the components to be greater than 1:2 or 1:3.