Server Retention Mechanism Using Curved Clips

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Solution Overview

Problem

Conventional server racks are designed for standard 19-inch servers, making it difficult to securely mount servers of non-standard sizes, as they may be larger or smaller, due to inadequate friction retention mechanisms.

Innovation Solution

A retention mechanism featuring clips with a curved or bowed surface that couples with the server and tray edges, providing static friction to secure the server in place, and can be easily released for removal, allowing for secure installation in larger or smaller racks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional straps or anti-slip mats are used to retain the server on the rack, then the server can be held in place, but the friction provided is inadequate to securely retain the server

Engineering Contradiction:
Improveserver retentionVSAvoidfriction force
Core Design Contradiction:
ReliabilityVSForce

Solution Approach 1:

The clip features a curved or bowed surface in the center that contacts the server, creating a mechanical interface that presses the server into the tray with sufficient friction to secure it reliably, overcoming the inadequate friction of conventional straps or anti-slip mats

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Ease of operation

If a shelf or tray is used to hold the server in the server rack, then the server can be supported, but the server can move or slide on the tray

Engineering Contradiction:
Improveserver installationVSAvoidserver position stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The curved surface of the clip creates a pressing force that increases friction between the clip and server, preventing the server from moving or sliding on the tray while maintaining ease of installation and removal

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The clip acts as an intermediary mechanical element between the tray and server, providing the necessary friction and retention force to prevent server movement while allowing easy installation and removal

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the rack width is larger than the standard server width, then non-standard servers can be accommodated, but the server does not fit well within the rack's tray

Engineering Contradiction:
Improverack size compatibilityVSAvoidserver-tray fit
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The clip design provides a universal retention solution that works with servers of various sizes in racks of different widths, accommodating both standard and non-standard configurations through its mechanical interface and curved pressing surface

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

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

Effectively secures servers of non-standard sizes by increasing frictional contact, reducing vibration, and enabling easy installation and removal in non-standard server racks and trays.

Implementation Method 1

The friction between the clip and the server and between the server and the tray provides a static friction force that secures the server in the tray

Methodology Applied
Scientific EffectStatic friction: Static Friction

Implementation Method 2

The clips may have a curved or bowed surface in the center of the clip that contacts the surface of the server that is installed in the tray and thus press the server into the tray

Methodology Applied
Scientific EffectNormal force: Mechanical Force

Data Source

PatentUS8913377B2Server retention mechanism
Publication Date: 2014.12.16 META PLATFORMS INC
  • US8913377B2 patent drawing
  • US8913377B2 patent drawing
  • US8913377B2 patent drawing

AI summary

A retention mechanism is provided for removably securing a smaller sized server or other rack-mounting computing asset into a larger sized server tray and rack, which are larger in width than the computing asset. The tray includes an edge configured to align and couple with the end of one or more clips, which may be removably installed on the tray. The clips include a bowed portion that contacts the surface of the computing asset when installed so as to apply a securing force on the computing asset and into the tray. The resulting friction between the server and the clip and between the server and the tray secures the server in place in the tray.