Rotatable Hanger for Rack-Mounted Server Assembly

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Solution Overview

Problem

The conventional method of fixing servers on racks requires numerous screws, leading to increased assembly time, production costs, and the risk of lost components, which complicates the assembly process.

Innovation Solution

An electronic apparatus with a rotatable hanger that uses a few screws to mount on a rack, featuring a housing with a pivoted portion and a rotatable element with a second pivoted and fixed portion, reducing the need for screws and minimizing the risk of loss during assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional fixing method with multiple screws and fixed plates is used, then the server is securely fixed on the rack, but the assembly time increases and productivity decreases

Engineering Contradiction:
Improvefixing reliabilityVSAvoidassembly productivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent merges the fixing plate and the server housing into a single integrated structure. The housing itself is designed with positioning features that directly engage with the rack's positioning holes, eliminating the need for separate fixing plates and multiple screws. This integration reduces the number of components and assembly steps while maintaining secure fixation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing serves multiple functions: it protects the server components, provides structural support, and directly performs the fixation function by incorporating positioning holes and engagement features. This multi-functionality eliminates the need for dedicated fixing plates, reducing component count and assembly complexity.

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

2Reliability

If multiple screws and fixed plates are used for mounting, then the server is securely attached to the rack, but the production cost increases

Engineering Contradiction:
Improvemounting reliabilityVSAvoidproduction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The fixing plate functionality is merged into the housing structure itself. The housing is designed with integrated positioning features and engagement mechanisms that eliminate the need for separate fixing plates and multiple screws, reducing component procurement costs and assembly complexity.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If multiple small screws and fixed plates are supplied with the server, then the server can be properly mounted, but the risk of losing small components increases and assembly becomes difficult

Engineering Contradiction:
Improvemounting capabilityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The housing is designed as an integrated fixing structure with built-in positioning holes and engagement features. This integration eliminates the need for separate small screws and fixing plates that are prone to being lost, making assembly easier and more reliable.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If numerous screws are required for assembly, then the server is securely fixed, but the disassembly time for maintenance increases

Engineering Contradiction:
Improvefixing securityVSAvoiddisassembly time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The housing incorporates integrated fixing features that reduce the number of fastening components. This integration allows for quicker assembly and disassembly during maintenance while maintaining secure fixation through the built-in engagement mechanisms.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7388754B2Electronic apparatus with a rotatable hanger for fixing
Publication Date: 2008.06.17 ASUSTEK COMPUTER INC
  • US7388754B2 patent drawing
  • US7388754B2 patent drawing
  • US7388754B2 patent drawing

AI summary

An electronic apparatus with a rotatable hanger fixed on a rack, which has a first fixed portion. The electronic apparatus includes a housing and a rotatable element. In this case, the housing has a first pivoted portion. The rotatable element has a second pivoted portion and a second fixed portion. The second pivoted portion is pivoted with the first pivoted portion. When the rotatable element rotates to a first position, the second fixed portion contacts with the first fixed portion.