Expansion Card Bracket with Retention Loop for Peripheral Security
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Solution Overview
Problem
Electronic devices often face security risks due to the ease of unplugging and potential theft of peripheral devices when left unattended, as existing security measures do not effectively prevent unauthorized removal of these accessories from the device.
Innovation Solution
The implementation of an expansion card bracket with a retention loop and lock feature that secures peripheral devices to the electronic device's chassis, preventing unwanted removal and theft by physically locking the devices in place.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If peripheral devices are left connected to the electronic device, then convenience is improved, but security deteriorates due to ease of unplugging and theft
Solution Approach 1:
The bracket is divided into separate functional components: a retention loop for securing the peripheral device cable, a lock feature for preventing removal, and an expansion card interface for electrical connection. This segmentation allows each component to address specific security or convenience requirements independently.
Solution Approach 2:
The bracket acts as an intermediary component between the peripheral device and the electronic device chassis. It provides a physical and electrical interface that maintains the connection while adding security features through the retention loop and lock mechanism, preventing direct access to the peripheral device.
2Reliability
If existing security measures are used, then theft prevention is attempted, but effectiveness deteriorates because peripherals can be easily unplugged
Solution Approach 1:
The retention loop and lock feature are pre-configured in the bracket to prevent unplugging before theft can occur. The lock feature physically blocks the peripheral device from being removed from the bracket, creating preliminary resistance against theft attempts.
Solution Approach 2:
The retention loop uses a curved or looped structure that wraps around the peripheral device cable, creating a mechanical constraint that prevents easy removal. The curved geometry of the loop provides continuous contact points that resist pulling forces.
3Reliability
If peripheral devices are secured to prevent theft, then security is improved, but device complexity increases
Solution Approach 1:
The bracket combines multiple security and connection functions into a single integrated component. The retention loop, lock feature, and expansion card interface are merged into one bracket assembly that attaches to the chassis, reducing the need for separate security devices and simplifying the overall system.
Solution Approach 2:
The bracket serves multiple functions simultaneously: it provides structural support for the expansion card, secures the peripheral device cable through the retention loop, prevents removal through the lock feature, and maintains electrical connections. This multi-functionality reduces the number of separate components needed.
Data Source
AI summary
In an example, an electronic device chassis may include a back panel and an expansion card bracket which may be attached or attachable to the back panel. The expansion card bracket may include a bracket body, a lock feature to engage with an expansion card of the electronic device, and a retention loop extending from the bracket body to receive a portion of a peripheral device to lock the peripheral device to the chassis.