Rack Ear Service Light for Illuminated, Unobstructed Chassis Access

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Solution Overview

Problem

In computing devices, hardware components within a chassis often operate in dark or dim environments, making it difficult for technicians to visually inspect and interact with them, thereby hindering maintenance and delaying necessary repairs.

Innovation Solution

Integrating a service light into the chassis, positioned in the ears of the chassis, which projects illumination onto the hardware components without obstructing access, allowing technicians to see and interact with them even in low-light conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a service light is integrated into the chassis to illuminate hardware components, then visibility of hardware components is improved, but the service light may obstruct access to the hardware components

Engineering Contradiction:
Improvevisibility of hardware componentsVSAvoidaccess to hardware components
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The service light is designed to be movable between a stowed position and an extended position. When extended, the light provides illumination; when stowed, it clears the access path to hardware components. This dynamic repositioning allows the same component to serve both illumination and non-obstruction functions at different times.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The service light is positioned in the ear of the chassis, which is a side dimension rather than the front access dimension. By extending laterally from the ear rather than protruding from the front, the light provides illumination while minimizing interference with the primary access path through the front of the chassis.

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

2Ease of operation

If the service light is positioned in the ear of the chassis, then access to hardware components is maintained, but the light field coverage may be limited

Engineering Contradiction:
Improveaccess to hardware componentsVSAvoidlight field coverage area
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The service light incorporates an adjustable positioning mechanism that allows the light head to be rotated and oriented in different directions. This enables the light field to be dynamically directed to cover different areas of the chassis interior, maximizing coverage from the ear-mounted position.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The service light uses adjustable luminous parameters including intensity and beam direction. By changing these parameters, the light can be optimized to cover larger areas when needed while maintaining adequate illumination from the constrained ear-mounted position.

Inventive Principle:
Principle #35Parameter changes

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 effective visibility and interaction with hardware components, facilitating timely maintenance and repairs by providing directed illumination without blocking access.

Implementation Method 1

a service light adapted to illuminate portions of the data processing system

Methodology Applied
Scientific EffectLight emission: Light Emitting Diode

Data Source

PatentUS12369266B2Rack ear service light
Publication Date: 2025.07.22 DELL PROD LP
  • US12369266B2 patent drawing
  • US12369266B2 patent drawing
  • US12369266B2 patent drawing

AI summary

Methods, systems, and devices for providing computer implemented services are disclosed. To provide the computer implemented services, a data processing system may include various hardware components within an interior of a chassis. To provide sufficient illumination to enable visibility and interaction with the hardware components, the data processing system may include an integrated service light adapted to illuminate portions of the data processing system. To integrate the service light, the data processing system may include a service light receiver that is positioned with an ear of the chassis and adapted to receive the service light to, at least temporarily, retain the service light in a first position and a first orientation. By doing so, the service light may enable visibility and interaction with the hardware components without limiting access to the hardware components.