Segmented Back Plate Locking Assembly for Motherboard Adaptability

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Solution Overview

Problem

Existing back plates for motherboards are either costly to produce, have reduced structural strength, and are difficult to assemble due to complex hole arrangements and obstructed visibility during assembly, which limits their ability to fit different motherboard configurations and withstand stress.

Innovation Solution

A flat polygonal-shaped back plate with a locking assembly featuring protruding portions, pivotal members, and connecting members that include curved locking holes and hinge holes, allowing for alignment with threaded holes at various positions and enhancing structural strength by preventing deformation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple oval or gourd-shaped threaded holes are provided at each corner to fit different motherboard configurations, then adaptability is improved, but structural strength deteriorates and production cost increases

Engineering Contradiction:
Improveadaptability to different motherboard configurationsVSAvoidstructural strength
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The back plate is divided into a main body and multiple protruding portions, where each protruding portion contains a group of threaded holes. This segmentation allows the back plate to maintain a strong integrated structure while providing multiple hole patterns at specific locations for different motherboard configurations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each protruding portion is designed with multiple threaded holes of different shapes (oval, gourd-shaped, circular) that can accommodate various motherboard hole arrangements. This multi-functional design enables a single back plate to fit different motherboard configurations without compromising overall structural integrity.

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

2Adaptability or versatility

If multiple threaded holes are provided at each corner to fit different configurations, then adaptability is improved, but assembly difficulty increases due to obstructed visibility

Engineering Contradiction:
Improveadaptability to different motherboard configurationsVSAvoidassembly ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

By segmenting the hole groups into separate protruding portions, the assembler can focus on aligning one protruding portion at a time with the corresponding motherboard holes, making the assembly process more manageable and visible despite the multiple hole options.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protruding portions act as intermediaries between the back plate and the motherboard, providing localized alignment features that guide the assembly process and improve visibility during installation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If a cross-shaped back plate assembly with long narrow openings is used to fit different configurations, then adaptability is improved, but structural strength deteriorates

Engineering Contradiction:
Improveadaptability to different motherboard configurationsVSAvoidstructural strength
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

Instead of using a cross-shaped assembly with long narrow openings that compromise structural integrity, the invention segments the hole groups into compact protruding portions that maintain the back plate's overall strength while providing configuration adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention merges the adaptability function and structural support function into a single integrated back plate design, eliminating the need for separate cross-shaped assemblies and thereby maintaining structural strength.

Inventive Principle:
Principle #5Merging (Combining)

4Strength

If a single flat polygonal-shaped back plate is used instead of a cross-shaped assembly, then structural strength is improved, but adaptability to different configurations deteriorates

Engineering Contradiction:
Improvestructural strengthVSAvoidadaptability to different motherboard configurations
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The back plate is segmented into a main body and multiple protruding portions, where the protruding portions contain the configurable threaded holes. This segmentation maintains the structural strength of a single plate while providing adaptability through the localized hole groups.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protruding portions are designed with multiple types of threaded holes that can accommodate different motherboard configurations, giving the single back plate universal adaptability without requiring a complex cross-shaped assembly.

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

Data Source

PatentUS10107568B2Back plate and motherboard having the same
Publication Date: 2018.10.23 COOLER MASTER TECH
  • US10107568B2 patent drawing
  • US10107568B2 patent drawing
  • US10107568B2 patent drawing

AI summary

A back plate includes flat polygonal shaped body and locking assembly located at bottom surface of the flat polygonal shaped body. The locking assembly includes pivotal member, connecting member and protruding portion with connecting hole and locking hole. The connecting hole is located at a side of the locking hole. The locking hole is a curved hole with the connecting hole as a center. The pivotal member has hinge hole hinged with the connecting hole and a fixing hole matching with the locking hole, and the fixing hole is movable with respect to the locking hole with the hinge hole as a center. The connecting member is disposed through the fixing hole and the locking hole, and is connected to the seat. The connecting member is movable in the locking hole in order to make the fixing hole to move with respect to the locking hole.