Computing system having a pivotable front panel

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Solution Overview

Problem

Current data center rack designs require tools for removing and reattaching front panels, leading to potential loss of components and increased downtime during maintenance and configuration, as well as complications with accessing internal components.

Innovation Solution

A tool-less design for the front panel that is releasably engaged to the chassis via pivotable retention brackets, allowing for linear and rotational movement to provide clearance without the need for separate tools, ensuring secure retention and preventing removal of features like EMI gaskets.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional tool-based fastening is used for the front panel, then secure retention is achieved, but maintenance time increases and components may be lost

Engineering Contradiction:
Improvesecure retentionVSAvoidmaintenance time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The front panel mechanism is designed to be self-retaining through the pivotable retention brackets that automatically engage with the chassis frames. The spring-loaded design provides continuous retention force without requiring external tools or manual intervention, allowing technicians to simply pivot the panel open and closed without tool-based fastening or unfastening operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces traditional mechanical fastening systems (screws, bolts, clips requiring tools) with a spring-loaded pivotable bracket system that uses elastic mechanical energy storage and release. The springs provide automatic engagement and retention forces, substituting complex tool-based mechanical fastening with a simpler elastic-mechanical system that reduces maintenance time while maintaining reliability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Stability of the object's composition

If the front panel is fixed to the chassis, then structural stability is maintained, but access to internal components is complicated

Engineering Contradiction:
Improvestructural stabilityVSAvoidaccess to internal components
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The front panel is transformed from a static fixed structure to a dynamic pivotable structure. The retention brackets are designed to allow controlled rotational movement while maintaining engagement with the chassis frames. This dynamic design enables the panel to transition between a closed stable position and an open accessible position, simultaneously achieving structural stability and ease of access to internal components.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The front panel assembly is segmented into separable components: the front panel itself, the pivotable retention brackets, and the chassis frames with engagement features. This segmentation allows the panel to be independently moved relative to the chassis while maintaining connection through the bracket system, enabling easy access without complete detachment and preserving structural integrity through the distributed engagement points.

Inventive Principle:
Principle #1Segmentation

3Reliability

If tool-based removal is used, then secure detachment is achieved, but risk of component loss increases

Engineering Contradiction:
Improvesecure detachmentVSAvoidcomponent loss
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The retention bracket system is designed to be self-contained with all retention features integrated into the bracket assembly. The springs and engagement features work together to automatically secure the panel in both attached and detached states, eliminating the need for external tools that could inadvertently dislodge or lose small components during the removal process.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11297729B2Computing system having a pivotable front panel
Publication Date: 2022.04.05 HEWLETT PACKARD ENTERPRISE DEV LP
  • US11297729B2 patent drawing
  • US11297729B2 patent drawing
  • US11297729B2 patent drawing

AI summary

Example implementations relate to a computing system having a chassis and a front panel pivotably coupled to the chassis via a pair of retention brackets. In some examples, the chassis has a pair of frames that is disposed spaced apart and in parallel to each other. Further, each retention bracket of the pair of brackets is movably coupled to a respective frame of the pair of frames. The front panel is releasably engaged to the pair of frames and pivotably coupled to the pair of retention brackets such that the front panel is movable independently relative to the chassis. During installation and maintenance of the computing system, the front panel is movable linearly along a radial direction relative to the pair of frames and rotatable independently relative to the pair of retention brackets so as to provide clearance for accessing interiors of the chassis.