Connector Side Cover Assembly for EMI Shielding and Light Guide Mounting

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Solution Overview

Problem

Existing connector assemblies lack a unified structure that effectively integrates electromagnetic interference shielding and light guide assembly, with individual components serving single functions and potentially compromising shielding efficacy.

Innovation Solution

A connector assembly comprising a guide shielding cover, side cover plates, and a light guide piece, where the side cover plates are assembled on the guide shielding cover to provide electromagnetic interference shielding and simultaneously facilitate the assembly of the light guide piece through integrated mounting portions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If independent shielding elements are used to shield each opening, then electromagnetic interference shielding is provided, but the device complexity increases and manufacturing efficiency decreases

Engineering Contradiction:
Improveelectromagnetic interference shieldingVSAvoiddevice complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The patent merges the shielding function and mounting function into a single integrated side cover plate structure. The side cover plate includes mounting portions that directly integrate shielding elements at the openings, eliminating the need for separate independent shielding components. This integration reduces device complexity while maintaining EMI shielding effectiveness.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The side cover plate is designed to perform multiple functions simultaneously: it provides structural support, creates openings for light guide assembly, and integrates EMI shielding elements. This multi-functionality reduces the total number of components needed and simplifies the overall device structure while maintaining shielding performance.

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

2Object-affected harmful factors

If multiple independent components are used for shielding and mounting, then shielding function is achieved, but assembly time increases and productivity decreases

Engineering Contradiction:
Improveelectromagnetic interference shieldingVSAvoidproductivity
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The side cover plate integrates both shielding elements and mounting portions into a single component that can be assembled in one operation. The mounting portions are directly formed on the side cover plate, allowing simultaneous attachment of light guide pieces and EMI shielding in a single assembly step, thereby increasing productivity.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If simple mounting structures are used, then assembly is simplified, but assembly stability and reliability are compromised

Engineering Contradiction:
Improveassembly simplicityVSAvoidassembly stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The side cover plate features locally optimized mounting portions with specific structural characteristics (such as protrusions, recesses, or interlocking features) at critical locations. These localized structural enhancements provide reliable mechanical attachment for light guide pieces while maintaining overall assembly simplicity. The mounting portions are designed with appropriate geometry to ensure stable connection without over-complicating the entire structure.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20250347874A1Connector assembly
Publication Date: 2025.11.13 MOLEX INC
  • US20250347874A1 patent drawing
  • US20250347874A1 patent drawing
  • US20250347874A1 patent drawing

AI summary

Disclosed in the present invention is a connector assembly, including a guide shielding cover; a side cover plate; and a light guide piece. The guide shielding cover has a top wall and a side wall, and the side wall has an opening. The side cover plate is assembled on the side wall and shields the opening, and the side cover plate has a first mounting portion. The light guide piece has a second mounting portion matched with and assembled on the first mounting portion. The connector assembly in the present invention, through the side cover plate assembled on the side wall of the guide shielding cover, not only shields the opening on the side wall to generate an action of electromagnetic interference shield (EMI shielding), but also provides an additional construction for assembling the light guide piece through the side cover plate.