Conductive Receptacle Seat Structure for Stable PCB Coupling

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Solution Overview

Problem

Existing receptacle connectors do not adequately optimize and improve the conductive seat, which affects the stability and strength of the connection with circuit boards.

Innovation Solution

A conductive seat design with supporting portions extending outwardly from the side ends, incorporating a passageway and annular receiving grooves for a contact unit, and featuring a barrel-shaped member with a biasing member and cage-shaped contacting member, enhancing stability and strength through soldering and torque resistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the conductive seat uses a conventional base structure without supporting portions, then the structure is simple, but the connection stability and strength with circuit boards is insufficient

Engineering Contradiction:
Improveconnection strengthVSAvoidstructure complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The conductive seat is segmented into a body portion and two separate supporting portions that extend from side ends. This segmentation allows the supporting portions to be optimized independently for connection strength while maintaining overall structural integrity, resolving the contradiction between connection strength and structural simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The supporting portions extend in a direction perpendicular to the main body axis, adding a dimensional aspect that enhances connection stability without significantly increasing overall complexity. This dimensional extension provides additional mounting surfaces and improves torque resistance.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If the conductive seat lacks supporting portions extending from side ends, then the structure is compact, but the torque resistance and connection stability are insufficient

Engineering Contradiction:
Improveconnection stabilityVSAvoidoverall length
Core Design Contradiction:
ReliabilityVSLength of stationary object

Solution Approach 1:

The supporting portions are located specifically at the side ends of the conductive seat, concentrating the stability-enhancing features where they are most needed for connection reliability, rather than uniformly extending the entire structure. This local quality approach improves reliability without excessive length increase.

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If the conductive seat uses a conventional base structure, then the manufacturing process is simple, but the soldering accessibility and heat dissipation are limited

Engineering Contradiction:
Improvesoldering easeVSAvoidbase structure complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

By separating the supporting portions from the main body, the design creates distinct zones for soldering operations, improving accessibility for manufacturing processes while maintaining a relatively simple overall structure that does not excessively increase device complexity.

Inventive Principle:
Principle #1Segmentation

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The conductive seat provides enhanced stability and strength of connection with circuit boards, resisting torque and ensuring secure assembly, while allowing for easier soldering and improved heat dissipation.

Implementation Method 1

the biasing member has elasticity and is provided between the annular flange of the barrel-shaped member and the annular receiving groove to allow the barrel-shaped member of the contact unit can float in the passageway

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The conductive seat has a body portion and two supporting portions, the body portion has a front end, a rear end and two side ends, the body portion is formed with a passageway

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Data Source

PatentUS12463365B2Receptacle having a conductive seat for coupling to a circuit board
Publication Date: 2025.11.04 MOLEX INC
  • US12463365B2 patent drawing
  • US12463365B2 patent drawing
  • US12463365B2 patent drawing

AI summary

A receptacle includes a conductive seat and a contact unit. The conductive seat has a body portion and two supporting portions, the body portion has a front end, a rear end and two side ends, the body portion is formed with a passageway which is positioned between the front end and the rear end, the two supporting portions integrally extend outwardly from the two side ends respectively, each supporting portion has a mounting surface which is positioned at a bottom portion of the supporting portion and a plurality of connecting legs which extend downwardly from the mounting surface. The contact unit is provided in the passageway of the body portion.