Front Panel Door Eject Mechanism for Disk Drive Access

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Solution Overview

Problem

Existing information handling systems often have cumbersome and non-intuitive access doors for disk drives, which negatively impact user experience when loading or ejecting media.

Innovation Solution

A front panel assembly with movable disk drive doors that transition between closed, ejection, and open positions, allowing intuitive access to disk drives by pressing an open/close button, eliminating the need for a separate eject button and providing easy access even in low light conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a separate eject button is provided on the housing exterior, then the disk drive can be ejected, but the device complexity and number of components increase

Engineering Contradiction:
Improvedisk drive accessVSAvoidnumber of components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The door assembly integrates multiple functions: it serves as both the access door and the eject button. When the user presses the door assembly, it actuates the eject mechanism through the actuator arm, eliminating the need for a separate eject button on the housing exterior.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The door assembly performs multiple functions: it provides physical access to the disk drive when open, serves as the eject button when pressed, and maintains the sealed closure when closed. This multi-functional design reduces the overall component count while improving ease of operation.

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

2Ease of operation

If the access door design is simplified, then ease of operation improves, but the reliability of the ejection mechanism may worsen

Engineering Contradiction:
Improveuser experienceVSAvoidejection mechanism
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The actuator arm serves as an intermediary mechanism between the door assembly and the eject button. When the user presses the door assembly, the actuator arm translates this motion to actuate the eject button, ensuring reliable ejection while maintaining a simple user interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The door assembly is designed to be self-contained with the eject functionality integrated into it. The door assembly itself serves as the actuator, eliminating the need for separate controls and reducing potential points of failure while improving user experience.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS7890966B2Disk drive access door
Publication Date: 2011.02.15 DELL PROD LP
  • US7890966B2 patent drawing
  • US7890966B2 patent drawing
  • US7890966B2 patent drawing

AI summary

An information management system is disclosed and can include a housing that can have a front panel assembly. The front panel assembly can have a frame formed with an opening and a door adjacent to the opening. Further, the system can include a disk drive within the housing. The disk drive can include an open/close button and a disk drive tray that can movable between a retracted position and an extended position. The door of the front panel assembly can be movable between a closed position in which the disk drive is not accessible, an ejection position in which the open/close button is pressed, and an open position in which the disk drive is accessible and the disk drive tray is in the extended position through the opening.