Top Loading Cartridge for Data Center Maintenance

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Solution Overview

Problem

Data center racks face challenges in balancing power density, spatial layout, temperature requirements, and acoustic noise, particularly in efficiently managing and replacing electronic components like hard drives and processors without disrupting operations.

Innovation Solution

A top loading cartridge system with a support member and lock mechanism, featuring a handle and engagement member that allows for easy insertion and removal of electronic components, such as hot-pluggable hard drives, while maintaining secure engagement with the chassis, enabling access without disrupting other components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If electronic components are arranged in traditional front or side loading configurations, then accessibility for maintenance is achieved, but disruption to other components and operational continuity occurs

Engineering Contradiction:
ImproveAccessibility for maintenanceVSAvoidOperational continuity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent divides the electronic component storage system into individual removable trays, each capable of being accessed and replaced independently. This segmentation allows maintenance personnel to remove a single tray for component maintenance without disrupting other trays or system operations, thereby maintaining operational continuity while providing easy access for maintenance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent transitions from traditional front or side loading configurations to a top-loading configuration. This dimensional change in the loading direction enables vertical access to trays, allowing maintenance personnel to remove and replace trays from the top without disrupting horizontal arrangements of other components, thus maintaining operational continuity while improving accessibility.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If hot-pluggable components are used to enable removal without shutdown, then operational continuity is maintained, but complexity of the replacement process increases

Engineering Contradiction:
ImproveOperational continuityVSAvoidReplacement process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the replacement process into simple tray-level operations rather than complex component-level operations. Each tray is designed as a self-contained unit that can be removed and replaced as a single entity, simplifying the hot-plug process while maintaining operational continuity. The tray includes integrated features like engagement members and alignment guides that automate positioning and connection, reducing the complexity of the replacement process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tray design incorporates self-aligning features and automatic engagement mechanisms that guide the replacement process without requiring complex manual intervention. The engagement members on the tray automatically interface with corresponding features in the chassis, and alignment guides ensure proper positioning, allowing the system to service itself during component replacement while maintaining operational continuity.

Inventive Principle:
Principle #25Self-service

3Area of stationary object

If multiple electronic components are densely packed to maximize space utilization, then space efficiency improves, but accessibility and ease of maintenance deteriorate

Engineering Contradiction:
ImproveSpace utilizationVSAvoidAccessibility for maintenance
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The patent organizes densely packed electronic components into individual removable trays that can be accessed independently. This segmentation allows maintenance personnel to remove a single tray from a densely packed configuration without needing to access or move other trays, maintaining both high space utilization and easy accessibility for maintenance through vertical top-loading access.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs vertical stacking of trays in a top-loading configuration, utilizing the vertical dimension to maximize space utilization while maintaining accessibility. Components are arranged in multiple layers stacked vertically, and the top-loading design allows personnel to access any tray from the top without disrupting the horizontal arrangement of other trays, thereby achieving both dense packing and easy maintenance access.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS10264696B2Top loading cartridge
Publication Date: 2019.04.16 HEWLETT PACKARD ENTERPRISE DEV LP
  • US10264696B2 patent drawing
  • US10264696B2 patent drawing
  • US10264696B2 patent drawing

AI summary

A top loading cartridge is provided herein. The top loading cartridge includes a support member and a lock mechanism. The support member to receive an electronic component. The lock mechanism includes a handle and an engagement member. The handle to connect to the support member and move between a first position and a second position. The engagement member to extend from the support member to engage with a chassis.