Sliding Drawer Latch Mechanism for Server Access

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Solution Overview

Problem

Existing electronic systems are often difficult and time-consuming to open, making it inefficient for users to service or upgrade multiple systems simultaneously, particularly in large enterprise settings like computer server farms, resulting in significant time and cost burdens.

Innovation Solution

The implementation of a sliding extendible/insertable component drawer with a latch mechanism that allows quick access to internal components, featuring a pivoting portion with a hooked end and latch spring portions to secure and release the drawer, enabling easy extension and retraction for maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional fixed housing design is used, then structural stability is maintained, but access to internal components becomes difficult and time-consuming

Engineering Contradiction:
ImproveAccess to internal componentsVSAvoidTime to open system
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The housing is divided into a stationary portion and a movable portion that can slide relative to each other along guided rails. The movable portion contains internal components and can be extended outward for easy access without requiring complete disassembly of the system

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The housing transitions from a static fixed design to a dynamic sliding design where the movable portion can be smoothly extended and retracted along guided rails, enabling quick access to internal components while maintaining structural integrity when closed

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a sliding drawer mechanism is implemented, then ease of access to components is improved, but device complexity increases

Engineering Contradiction:
ImproveComponent accessibilityVSAvoidMechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The latch mechanism integrates multiple functions into a single pivoting component that simultaneously releases the drawer from both the stationary housing and the door, simplifying the overall mechanism while maintaining ease of operation

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

Guided rails act as an intermediary mechanism that constrains and directs the movement of the sliding drawer, providing smooth motion and precise positioning without requiring complex control systems

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If multiple latching points are used, then security and stability are improved, but ease of operation deteriorates

Engineering Contradiction:
ImproveDrawer securityVSAvoidRelease mechanism simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The pivoting latch component combines multiple latching functions into a single mechanism that simultaneously engages and disengages multiple latching points (first and second latches) on the drawer, maintaining security while simplifying operation to a single motion

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7558075B2Accessing an interior of an electronic system
Publication Date: 2009.07.07 HEWLETT PACKARD ENTERPRISE DEV LP
  • US7558075B2 patent drawing
  • US7558075B2 patent drawing
  • US7558075B2 patent drawing

AI summary

An interior of an electronic system is accessed by manipulating a latch mechanism to release a handle attached to a drawer disposed within a housing of the electronic system; operating the handle to extend the drawer at least partially out of the housing; further manipulating the latch mechanism to release a door that obscures an interior of the drawer; and shifting the door to expose the interior of the drawer.