Offset Chassis Rail Stabilizer for Shipping Vibration Support

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Solution Overview

Problem

Server rails in data centers are prone to dislodging and bending due to vibrations during shipping and installation, leading to potential equipment damage.

Innovation Solution

A chassis rail stabilizer with a multi-face head or nut that can be oriented in various positions to securely support server rails of different geometries by engaging with vertical mounting posts through offset threaded holes, ensuring stable support regardless of rail geometry.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If rails are installed in a computer rack during shipment, then equipment can be quickly deployed, but the rails may jostle and dislodge due to vibrations during shipping

Engineering Contradiction:
Improveinstallation speedVSAvoidrail stability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The stabilizer device is installed on the rack before shipping to prevent vibrations from dislodging the rails. The stabilizer engages with the mounting posts and extends downward to support the rails, creating a preliminary protective structure that counteracts the harmful vibrations during transportation.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The rails are pre-installed in the rack during equipment assembly before shipment. This preliminary installation allows the system to be ready for quick deployment, and the stabilizer is then installed to protect this pre-installed configuration during transportation.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If a stabilizer supports multiple rail geometries, then versatility is improved, but the device complexity increases

Engineering Contradiction:
Improverail geometry compatibilityVSAvoidstabilizer structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The stabilizer employs an asymmetric multi-face head design where each face is positioned at a different distance from the central axis. This asymmetric configuration allows a single stabilizer to accommodate multiple rail geometries and mounting positions without requiring adjustment mechanisms, thereby achieving versatility without excessive complexity.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The stabilizer is designed as a universal device that can support various rail geometries and mounting configurations. The multi-face head with offset distances enables the same stabilizer to work with different rail types, making it a multi-functional component that reduces the need for multiple specialized stabilizers.

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

Data Source

PatentUS10271453B1Chassis rail stabilizer
Publication Date: 2019.04.23 EMC IP HLDG CO LLC
  • US10271453B1 patent drawing
  • US10271453B1 patent drawing
  • US10271453B1 patent drawing

AI summary

A chassis rail stabilizer that may be used to securely support a rack mount rail in a server rack, in particular during transportation of the server rack. The chassis rail stabilizer includes a first body with a front face and a back face, and four rail supporting sides. The stabilizer further includes a second body extending off of the front face of the first body and an offset threaded through hole that extends through the first and second bodies. The offset nature of the through hole is such that the stabilizer may be secured to a vertical mounting post in a server rack in one of four orientations. Each orientation causes one of the rail supporting sides to extend downward a different distance to support a top surface of the rail beneath.