Planar Retainer Bracket for Low-Profile Adapter Card Load Distribution
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Solution Overview
Problem
Conventional computer chassis systems fail to securely retain low-profile adapter cards during shipping and handling, and they do not effectively distribute static and dynamic loads, leading to potential damage to adapter cards and other components. Additionally, tool-based installation mechanisms complicate the retention and installation of adapter cards.
Innovation Solution
A planar adapter card retainer bracket with plunger openings and attachment devices that securely attach to the chassis, allowing for tool-less installation and retention of adapter cards, and distributing loads to structural support members to prevent damage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional chassis walls and covers are used to retain adapter cards, then standard adapter cards can be retained, but low-profile adapter cards become disengaged during shipping or handling
Solution Approach 1:
The retention system is segmented into multiple independent components: a retainer bracket attached to the chassis, and individual retainers that can be independently positioned to engage low-profile adapter cards. This segmentation allows the system to adapt to different adapter card heights without requiring the entire chassis structure to be modified.
Solution Approach 2:
The retainer bracket acts as an intermediary component between the chassis and the adapter card. It provides a dedicated retention mechanism that can accommodate low-profile adapter cards, shielding them from displacement during shipping and handling while maintaining compatibility with the existing chassis structure.
2Strength
If conventional chassis walls are used for retention, then structural support is provided, but loads are not sufficiently distributed to sustaining members, causing damage to adapter cards and motherboard
Solution Approach 1:
The retainer bracket serves as a load-distributing intermediary between the adapter card and the chassis sustaining members. It transfers and distributes static and dynamic loads from the adapter card to the chassis structure, preventing direct force transfer that could damage the adapter card or motherboard while maintaining structural support.
3Reliability
If tool-based installation mechanisms are used, then secure retention is achieved, but installation complexity and time increase
Solution Approach 1:
The retainer system is designed for self-service installation without requiring external tools. The retainer bracket and individual retainers can be manually positioned and secured to retain low-profile adapter cards, allowing users to install and remove cards independently while maintaining secure retention.
Data Source
AI summary
A method, apparatus, and system are disclosed for a planar adapter card retainer bracket that is removably attachable to a computer chassis and is formed with a plurality of plunger openings. Each plunger opening is configured to receive a respective adapter card retainer plunger. The adapter card retainer plunger is configured to extend from the bracket into the computer chassis to engage an edge of an adapter card thereby retaining the adapter card in a selected slot even if the adapter card is a low-profile adapter card.