Dual-Surface Plug Connector Socket for Variable Power Ranges

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Solution Overview

Problem

Existing plug connector systems lack versatility in accommodating different current and voltage ranges, requiring multiple models to handle various electrical connections, which complicates their use in applications like electric vehicle power supplies.

Innovation Solution

A plug connector system with a sleeve-like contact socket that provides electrical contact through both inner and outer lateral surfaces, allowing for different contact areas and configurations to support various current and voltage ranges, and includes a contact spring for enhanced retention and contact quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple plug connector models are used to handle different current and voltage ranges, then the system can accommodate various electrical connections, but the device complexity and variety of models increase

Engineering Contradiction:
Improveaccommodation of different current and voltage rangesVSAvoidnumber of plug connector models
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The contact socket is designed with both an inner lateral surface and an outer lateral surface that can both make electrical contact with the contact pin. This allows a single plug connector model to support multiple electrical connection configurations (different current and voltage ranges) by varying which surfaces make contact, eliminating the need for multiple specialized connector models

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

2Device complexity

If a single plug connector model is used for all electrical connections, then the device complexity is reduced, but the adaptability to different current and voltage ranges is limited

Engineering Contradiction:
Improvenumber of plug connector modelsVSAvoidaccommodation of different current and voltage ranges
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

Different regions of the contact socket (inner lateral surface and outer lateral surface) are designed with different contact-making capabilities. The inner lateral surface contacts the contact pin directly, while the outer lateral surface can also make contact with the contact pin or mating contact socket, allowing the same component to provide different electrical connection qualities for different current and voltage requirements

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS20250023276A1Plug connector, plug connector mating piece and plug connector system
Publication Date: 2025.01.16 TE CONNECTIVITY SOLUTIONS GMBH
  • US20250023276A1 patent drawing
  • US20250023276A1 patent drawing
  • US20250023276A1 patent drawing

AI summary

A plug connector is designed such that a plug connector mating piece can be plugged together with the plug connector along a connection direction. The plug connector has a contact socket, via which electrical contact with a correspondingly designed contact connector mating piece can be effected. The contact socket is formed in such a way that an electrical contact with the plug connector mating piece can be achieved via a contact pin and/or a mating contact socket of the plug connector mating piece.