Ferrite-Molded Vehicle Connector Lever Locking Noise Reduction

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Solution Overview

Problem

Existing vehicle connectors face challenges in effectively installing condensers near noise sources due to vehicle layout limitations, which hampers their ability to efficiently remove noise and provide secure connections.

Innovation Solution

A connector system comprising a female connector with an operating lever for locking and unlocking, a male connector, and a connector cover molded with ferrite powder for noise reduction, allowing secure connection and noise removal by being easily mountable and adjustable around the vehicle's noise sources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a condenser is installed at or near a noise source to maximize noise removal performance, then noise reduction effectiveness is improved, but installation difficulty increases due to vehicle layout limitations

Engineering Contradiction:
Improvenoise reduction effectivenessVSAvoidinstallation ease
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The connector is divided into separate male and female components that can be independently positioned and then connected, allowing the condenser to be installed at optimal noise reduction locations without requiring complex integrated mounting structures

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The operating lever provides a dynamic locking mechanism that allows the connector to be easily connected and disconnected, enabling flexible installation and repositioning of the condenser near noise sources without permanent fixed mounting requirements

Inventive Principle:
Principle #15Dynamics

2Reliability

If a secure locking mechanism is implemented to ensure reliable connection, then connection reliability is improved, but device complexity increases

Engineering Contradiction:
Improveconnection reliabilityVSAvoidconnector structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The operating lever mechanism automatically engages and locks the male and female connectors together through its own movement, eliminating the need for separate locking components or complex fastening systems while ensuring reliable connection

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Instead of using a complex multi-component locking system, the design inverts the approach by using a simple lever that unlocks through its own motion, reducing structural complexity while maintaining connection reliability

Inventive Principle:
Principle #13The other way round (Inversion)

3Object-affected harmful factors

If ferrite powder is added to the connector cover for noise reduction, then noise removal capability is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveelectrical noise removalVSAvoidmanufacturing simplicity
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The ferrite powder is mixed into the connector cover material during the molding process, combining the noise reduction function with the structural component in a single manufacturing step, eliminating the need for separate noise reduction components or post-processing operations

Inventive Principle:
Principle #5Merging (Combining)

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 connector system effectively reduces electrical noise and provides secure connections by using a ferrite powder-molded cover to absorb noise and an operating lever for easy connection/disconnection, addressing installation limitations and enhancing noise reduction.

Implementation Method 1

the connector cover is molded with ferrite powder, which helps to remove or reduce noise

Methodology Applied
Scientific EffectFerromagnetism: Ferromagnetism

Data Source

PatentUS7988482B2Connector for vehicle effectively removing or reducing noise and providing secure connection
Publication Date: 2011.08.02 HYUNDAI MOTOR CO LTD
  • US7988482B2 patent drawing
  • US7988482B2 patent drawing
  • US7988482B2 patent drawing

AI summary

The present invention provides a connector for use in a vehicle, the connector including a male connector, a female connector and a connector cover mounted on the circumferential surface of the female connector thereby providing secure connection and removing/reducing noise of the vehicle. More specifically, the female connector includes a housing, a projection formed to project on top of the housing, an operating lever horizontally disposed over the housing in the forward and backward direction to perform a seesaw motion, and a locking projection formed at the front bottom of the operating lever. On the other hand, the male connector is configured to be inserted into the female connector and connected to the female connector by the locking projection. Furthermore, the female connector is double locked and the connector cover is molded with ferrite powder to remove or reduce noise of the vehicle.