Connector Center of Gravity Stabilization

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Solution Overview

Problem

Electrical plug-in connectors tend to tilt during connection to printed circuit boards, leading to positional instability and difficulties in forming a secure connection.

Innovation Solution

The connector design incorporates a punched sheet-metal part to position the center of gravity within the housing body, preventing tilting by superimposing the centers of gravity of the connector element and housing body, ensuring positional stability without additional supports or handling devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the electrical plug-in connector is arranged loosely on the printed circuit board during connection, then it can be easily positioned, but it tends to tilt and deviate from the intended position

Engineering Contradiction:
Improveease of positioningVSAvoidpositioning accuracy
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent changes the physical parameter of mass distribution by integrating a punched sheet-metal part into the housing body, shifting the center of gravity to a specific location that provides stabilizing moment to counteract tilting forces during the connection process

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If additional supports or handling devices are used to prevent tilting, then positional stability is achieved, but device complexity and cost increase

Engineering Contradiction:
Improvepositioning accuracyVSAvoidstructural complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The housing body is designed to be self-stabilizing through its own center of gravity positioning, eliminating the need for external supports or handling devices. The connector stabilizes itself during the connection process through the gravitational moment created by the strategically positioned center of gravity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent combines the housing body with a punched sheet-metal part to create an integrated structure where the center of gravity is positioned within the housing portion, merging the support function into the connector itself rather than requiring separate supporting components

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

This design achieves stable and cost-effective integration of the plug-in connector with the printed circuit board, eliminating tilting issues and allowing for compact and efficient use of space, with no additional aids required, resulting in time and cost savings.

Implementation Method 1

the connector element comprises a punched sheet-metal part such that a center of gravity of the electrical plug-in connector is arranged within the housing portion of the housing body due to the connector element being accommodated in the housing body

Methodology Applied
Scientific EffectCenter of gravity: Gravitation

Data Source

PatentUS10403994B2Electrical plug-in connector for forming a printed circuit board connector on a printed circuit board
Publication Date: 2019.09.03 PHOENIX CONTACT GMBH & CO KG
  • US10403994B2 patent drawing
  • US10403994B2 patent drawing
  • US10403994B2 patent drawing

AI summary

An electrical plug-in connector for forming a printed circuit board connector on a printed circuit board includes: a housing body which, when in use, overlaps a printed circuit board contact side on an upper face or lower face of the printed circuit board vis-a-vis a housing portion and includes a plug-in connection side, for a mating plug-in connector, at an angle to the printed circuit board contact side; and an electrical connector element being accommodated in the housing body, which element provides, on the printed circuit board contact side, a first contact portion for contacting a conducting track of the printed circuit board and, on the plug-in connection side, a second contact portion for contacting a mating contact of the mating plug-in connector. The connector element is formed from a punched sheet-metal part such that a center of gravity of the electrical plug-in connector is arranged within the housing portion.