Tool-Free Release Hook for PCIe Card Removal
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Solution Overview
Problem
Existing methods require tools to release computer components, such as PCIe cards, from supporting structures like GPU trays, which is inconvenient and often impossible due to space limitations.
Innovation Solution
A service structure featuring a release hook with thumbscrews and a push lever release mechanism, allowing for tool-free release of computer components by pivoting claws and levers to lift the components out of their secured positions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional fastening methods are used for computer components, then the components are securely held in place, but tools are required to release them which is inconvenient and impossible in space-constrained areas
Solution Approach 1:
The release mechanism is designed to be self-operating through a spring-loaded plunger that automatically engages with a cam on the component. When the component is inserted, the spring forces the plunger to engage the cam, securing the component without requiring additional fastening tools. The component's own insertion motion triggers the engagement, making the system self-service.
Solution Approach 2:
A cam mechanism acts as an intermediary between the component and the release system. The cam translates the linear insertion motion of the component into rotational engagement with the plunger, mediating the interaction between the component and the securing mechanism. This intermediary allows simple linear motion to achieve secure engagement without complex fastening procedures.
2Ease of operation
If standard release mechanisms are used, then components can be removed, but space limitations in the computer chassis make tool usage impossible
Solution Approach 1:
The system uses the component's own insertion motion to trigger the release mechanism. When the component is pulled out, the spring automatically pushes the plunger to disengage from the cam, eliminating the need for external tools. This self-service approach works within the confined space because no additional actuation space is required.
Solution Approach 2:
The release mechanism transitions from a static locked state to a dynamic release state through the motion of the component itself. The spring-loaded plunger dynamically adjusts its position based on the component's insertion depth, automatically engaging when inserted and disengaging when removed, adapting to the space constraints without requiring fixed actuation points.
3Adaptability or versatility
If multiple tools are carried for different release scenarios, then various components can be released, but this increases the complexity and burden on the user
Solution Approach 1:
The release mechanism is designed with universal compatibility through standardized cam engagement features. The plunger-cam interface can accommodate different component types as long as they have the standardized cam feature, allowing a single release mechanism to serve multiple functions across different component types, eliminating the need for multiple specialized tools.
Solution Approach 2:
The release system is segmented into independent plunger-cam pairs, each capable of operating autonomously. This segmentation allows the same basic mechanism to be replicated for different components without increasing the complexity of the individual mechanism, as each segment operates independently with the same simple principle.
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 the easy and tool-free removal of computer components from space-constrained areas, improving accessibility and reducing the need for multiple tools.
Implementation Method 1
a resilient component biased in a direction to move the latch from the first position to the second position
Implementation Method 2
a push lever release mechanism, allowing for tool-free release of computer components by pivoting claws and levers to lift the components out of their secured positions
Data Source
Figure 1
Figure 2A~2B
Figure 2C~2D
AI summary
This disclosure relates to a structure that conveniently and easily releases computer components from a supporting structure. A typical computer component would be a PCIe card within a GPU tray. The disclosed structure does not require the use of tools to release computer components, and can be used where computer components ordinarily cannot be released due to limitations of space. The structure lifts the computer component to a height where the computer component can be easily grasped by human fingers for removal of the component.