Universal Bracket for Multiple SFF Devices in Half-Height Bay

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Solution Overview

Problem

Information handling systems face challenges in accommodating multiple device form factors within a limited bay size, requiring separate bays for each type of removable device, which increases system size and complexity.

Innovation Solution

A tray with rails and a bracket system that allows for toolless installation of multiple Small Form Factor (SFF) devices in a single half-height bay, using a deflectable tab for secure mounting and existing hardware for easy sliding and removal, enabling support for various SFF devices without additional bays.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If separate bays are created to accommodate each type of removable device, then each device type has dedicated space, but the overall system size increases

Engineering Contradiction:
Improvedevice accommodation flexibilityVSAvoidoverall system size
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

The bracket is designed as a universal mounting structure that can accommodate multiple types of removable devices (3.5 inch HDD, 2.5 inch HDD, SFF-8552 compliant devices) within a single half-height bay, eliminating the need for separate dedicated bays for each device type while maintaining adaptability

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

Solution Approach 2:

The bracket enables nested arrangement of devices within the single bay space, allowing multiple devices to be stacked or positioned in a compact configuration that optimizes space utilization without increasing overall system volume

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If multiple device types are supported with separate bays, then device installation is simplified, but device complexity and number of components increases

Engineering Contradiction:
Improvedevice installation easeVSAvoidnumber of bays and components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

A single universal bracket design supports multiple device form factors through standardized mounting interfaces, reducing the number of different bay types and components needed while maintaining ease of installation through consistent toolless mounting mechanisms

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

Solution Approach 2:

The bracket is segmented into modular components including rails, mounting positions for different device sizes, and toolless release mechanisms, allowing flexible configuration for different device types while simplifying installation and removal operations

Inventive Principle:
Principle #1Segmentation

3Volume of stationary object

If a single bay accommodates multiple device form factors, then system size is reduced, but the complexity of the mounting mechanism increases

Engineering Contradiction:
Improveoverall system sizeVSAvoidmounting mechanism complexity
Core Design Contradiction:
Volume of stationary objectVSDevice complexity

Solution Approach 1:

The mounting mechanism features toolless installation and removal capabilities with self-latching brackets and snap-fit connections, allowing users to install and remove devices without requiring special tools or complex assembly procedures, thereby reducing operational complexity despite the multi-functional design

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The bracket incorporates movable components such as slideable rails and deflectable tabs that enable dynamic adjustment and secure engagement of different device form factors within the single bay, managing complexity through controlled movement rather than fixed rigid structures

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables flexible and cost-effective installation of multiple SFF devices in a single bay, reducing system size and complexity while maintaining toolless operation, allowing for customization without the need for additional bays.

Implementation Method 1

the tray includes a deflectable tab, wherein insertion of the tray in the bracket advances the tab through an opening in the rear wall of the bracket to deflect the tab from a first configuration to a second configuration, wherein the tab returns to substantially the first configuration to secure the tray to the bracket

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11573614B2System and method for accommodating multiple types of devices in a half-height bay
Publication Date: 2023.02.07 DELL PROD LP
  • US11573614B2 patent drawing
  • US11573614B2 patent drawing
  • US11573614B2 patent drawing

AI summary

A system, information handling system and method are disclosed for accommodating multiple devices in a single bay. A bracket comprises a pair of sidewalls adapted for slidable insertion in slots in a bay. An upper portion of the bracket comprises inner walls formed with slots and a lower portion formed with flanges. A tray formed with rails on exterior surfaces may be inserted in the slots in the inner walls of the bracket. A first SFF device or devices may be positioned in the tray and a second SFF device may be positioned in the flanges to install multiple SFF devices in the bay.