Base Chassis Extension for Modular Storage Cage Support

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Solution Overview

Problem

The fixed length of base chassis in computing systems limits the number of storage cages that can be supported, requiring multiple chassis designs for different storage configurations, which increases manufacturing costs and reduces flexibility.

Innovation Solution

An extension portion is fixedly attached to the base chassis, allowing it to support additional storage cages by extending its length, enabling a common chassis to accommodate varying numbers of storage cages, and additional structural support is provided through rails for secure attachment and removal from racks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the base chassis has a fixed length, then the manufacturing is simple and cost-effective, but the number of storage cages that can be supported is limited

Engineering Contradiction:
Improvenumber of storage cages supportedVSAvoidchassis design variants
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The base chassis is divided into a standard chassis portion and a removable extension portion. The extension portion can be attached or detached based on the number of storage cages needed, allowing the chassis to be segmented into different effective lengths without requiring multiple complete chassis designs.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The extension portion is designed to be removable and reconfigurable, transforming the static fixed-length chassis into a dynamic structure that can adapt its effective length. This allows the same base chassis to serve multiple storage configurations by dynamically adding or removing the extension portion.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple chassis designs are created for different storage configurations, then the number of storage cages supported varies, but the manufacturing cost increases

Engineering Contradiction:
Improvestorage configuration flexibilityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

A single base chassis design serves multiple functions by accommodating different numbers of storage cages through the removable extension portion. The standard chassis portion combined with the extension portion creates a universal design that replaces what would traditionally require multiple specialized chassis variants.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

By segmenting the chassis into a standard portion and a removable extension portion, the patent enables a single manufacturing process to produce a universal base chassis that can be configured for different storage needs, reducing manufacturing complexity and cost compared to producing multiple complete chassis designs.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If the base chassis length is extended to support additional storage cages, then the storage capacity increases, but the secure attachment and removal from racks becomes more difficult

Engineering Contradiction:
Improvestorage cage capacityVSAvoidattachment and removal operation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The extension portion is designed as a separate, self-contained unit with its own attachment and removal mechanisms. This segmentation allows the extension portion to be independently handled during installation and removal operations, maintaining ease of operation even when the overall chassis length is increased.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The extension portion acts as an intermediary component that bridges the standard chassis portion and the additional storage cages. It provides dedicated attachment interfaces that simplify the connection process, ensuring that the extended chassis can be securely attached and removed from racks without excessive difficulty.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11262809B2Base chassis including extension to support additional storage cage
Publication Date: 2022.03.01 HEWLETT PACKARD ENTERPRISE DEV LP
  • US11262809B2 patent drawing
  • US11262809B2 patent drawing
  • US11262809B2 patent drawing

AI summary

A base chassis supports a set of storage cages. The base chassis includes a front portion that is removably attachable to a first storage cage. The base chassis also includes an extension portion. The extension portion has a first end that is fixedly attachable to the front portion to extend a length of the base chassis to support an additional storage cage when the first storage cage is detached from the front portion. The extension portion also has a second end that is attachable to the first storage cage to support the first storage cage.