Modular Connector With Spring Contacts For Ribbon Cables

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Solution Overview

Problem

Industrial control and monitoring networks face challenges in reliably establishing connections, maintaining continuity when devices are decoupled, providing additional power, and mitigating noise induced by power conductors in data transmission.

Innovation Solution

A modular connector with a lower body and spring connectors that includes insulation displacement members and a crimping mechanism to ensure conductive paths are maintained when devices are decoupled, allowing for separate power and signal conductors to minimize noise interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If power and data are transmitted on the same cable, then network functionality is improved, but electrical noise and interference between conductors increases

Engineering Contradiction:
Improvenetwork functionalityVSAvoidelectrical noise
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The connector provides separate positioning for power conductors and signal conductors within the housing, creating distinct electrical zones that minimize electromagnetic interference while maintaining the ability to transmit both power and data through the same cable assembly

Inventive Principle:
Principle #3Local quality

2Ease of operation

If devices are quickly connected and disconnected from the network, then operational flexibility is improved, but maintaining electrical continuity becomes more difficult

Engineering Contradiction:
Improveconnection speedVSAvoidelectrical continuity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

Spring-loaded contact members maintain constant electrical contact with the conductors, ensuring continuous electrical connection even when devices are quickly connected or disconnected. The spring force compensates for wear and positional variations, keeping the circuit closed throughout the operation cycle

Inventive Principle:
Principle #20Continuity of useful action

3Power

If additional power is supplied to installed networks, then system capability is improved, but complexity of power management increases

Engineering Contradiction:
Improveadditional power supplyVSAvoidpower management
Core Design Contradiction:
PowerVSDevice complexity

Solution Approach 1:

The connector housing includes multiple conductor positions that can accommodate both power-carrying conductors and signal conductors in a unified structure. This allows additional power to be supplied through the same connector interface used for data transmission, eliminating the need for separate power connection mechanisms

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

4Object-affected harmful factors

If separate power and signal conductors are positioned to mitigate noise, then noise reduction is improved, but connector complexity increases

Engineering Contradiction:
Improvenoise mitigationVSAvoidconnector structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The connector housing is divided into distinct sections for power conductors and signal conductors, with physical separation and orientation designed to minimize electromagnetic coupling. This segmented arrangement reduces noise interference while maintaining a relatively simple overall connector structure

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 modular connector enables quick and reliable connection establishment, maintains conductivity when devices are removed, provides additional power, and effectively reduces noise interference between conductors, ensuring stable operation in industrial networks.

Implementation Method 1

Each spring connector is electrically connected to one of a plurality of insulation displacement members, and each member of an opposing pair of spring connectors is in contact with the other and provides a conductive path when unmated

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9698498B1Connector with spring contact
Publication Date: 2017.07.04 ROCKWELL AUTOMATION TECH INC
  • US9698498B1 patent drawing
  • US9698498B1 patent drawing
  • US9698498B1 patent drawing

AI summary

The disclosed embodiments relate generally to a modular connector for a multi-conductor ribbon cable provided for power and data transmission to a network of devices. The modular connector is coupled to the conductors in the ribbon cable by insulation displacement members. When the connector is attached to the ribbon cable and disconnected from a device a continuous circuit path is provided and when connected to a device configurable circuit paths are provided.