Rack Securing Member with Locking Devices for IHS Security

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Solution Overview

Problem

Conventional information handling system (IHS) racks face security challenges due to the need for frequent access, leading to users neglecting to lock the racks or removing locks to facilitate access, which compromises security.

Innovation Solution

A rack securing system featuring elongated securing members with locking devices that align with post apertures to secure fasteners, preventing removal of IHSs from the rack while allowing access to essential features, using adjustable length securing members to accommodate varying IHS configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional racks use lockable doors or lockable bezels to secure IHSs, then security is improved, but access to IHS features is hindered

Engineering Contradiction:
ImprovesecurityVSAvoidaccess to IHS features
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The invention divides the securing function into two independent parts: (1) the lockable securing member that attaches to rack posts to prevent IHS removal, and (2) the open front design that allows access to IHS features. This segmentation allows security and accessibility to coexist without compromising either function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention extracts the locking function from the front face of the rack (where it would block access) and relocates it to the rear posts. The securing members attach to the posts behind the IHS, providing security while leaving the front face open for accessing storage devices, displays, and other features.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If rack doors are locked to prevent theft, then security is improved, but frequent access requires repeated unlocking which reduces productivity

Engineering Contradiction:
ImprovesecurityVSAvoidaccess efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

By separating the security function (rear post mounting) from the access function (front face openness), the system allows continuous access to IHS features without requiring security system intervention, thus maintaining both security and productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The securing members act as intermediaries that provide security through the rack structure rather than blocking the front face. This intermediary approach allows users to access IHS features directly without needing to disengage any security mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If standard Phillips screws are used for coupling IHSs to rack posts, then ease of coupling is improved, but security is compromised due to easy removal

Engineering Contradiction:
Improvecoupling easeVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The invention merges two functions into a single component: the securing member combines the mechanical coupling function (attaching IHS to rack) with the security function (preventing unauthorized removal through locked attachment to posts). This integration ensures both ease of proper installation and prevention of theft.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention changes the security parameter by transitioning from simple Phillips screw attachment (easy to remove) to locked securing members that attach to the rack posts with locking mechanisms. This parameter change maintains ease of coupling during legitimate installation while preventing unauthorized removal.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9247318B2IHS accessible rack securing system
Publication Date: 2016.01.26 DELL PROD LP
  • US9247318B2 patent drawing
  • US9247318B2 patent drawing
  • US9247318B2 patent drawing

AI summary

A rack securing system includes a rack having a plurality of posts that are oriented to house a plurality of device chassis. Each of the plurality of posts includes a plurality of post apertures that are operable to receive a fastener to couple an edge of a device chassis to the rack. A first securing member includes that includes a plurality of first securing member apertures is operable to be oriented adjacent a first post such that the plurality of first securing member apertures align with respective post apertures on the first post and the first securing member extends over at least one fastener that is coupling an edge of a device chassis to the rack. At least two locking devices are operable to extend through respective aligned first securing member apertures and post apertures to secure the first securing member to the first post.