Twisted Pair Termination Device Maintaining Conductor Twist

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Solution Overview

Problem

Recent advancements in communications patch panels, such as those requiring category 6 performance levels, are sensitive to variations in twisted pair termination and routing, necessitating more precise control of conductor positions to improve electrical performance and reliability.

Innovation Solution

A termination device with a channel and IDC guide structure that maintains the twist of twisted pair conductors and separates them for precise engagement with IDCs, allowing for predictable conductor positioning and reduced variation in termination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional conductor routing methods are used, then the device structure is simple, but the manufacturing precision and reliability of twisted pair termination deteriorate due to high sensitivity to routing variations

Engineering Contradiction:
Improvetwisted pair termination precisionVSAvoidconductor routing structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The device segments the conductor routing process into distinct functional zones: a receiving area that accepts the twisted pair, a controlled transition zone with guide walls that manage the untwisting process, and separate engagement zones for each conductor. This segmentation allows precise control over conductor positioning while maintaining manageable structural complexity through modular design elements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Guide walls act as intermediary structures between the twisted pair input and the IDC engagement points. These walls mediate the transition from twisted to separated conductor states, providing controlled pathways that ensure consistent conductor positioning and orientation during the termination process, thereby improving manufacturing precision.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If conductor twist is not maintained, then the interconnection process is simpler, but the electrical performance deteriorates due to increased variation in termination

Engineering Contradiction:
Improveelectrical performance consistencyVSAvoidconductor interconnection complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The device performs preliminary actions by maintaining the conductor twist throughout the routing path until the precise engagement moment. The guide walls and channel structures preserve the twisted pair configuration in advance, ensuring that conductors are properly positioned and oriented before making contact with the IDCs, which improves electrical performance consistency.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The device controls the geometric parameters of the routing path, including channel angles, guide wall positions, and engagement point locations, to optimize the maintenance of conductor twist. By carefully designing these geometric parameters, the device achieves reliable electrical performance while managing the complexity of the interconnection process.

Inventive Principle:
Principle #35Parameter changes

3Manufacturing precision

If precise conductor positioning is implemented, then the electrical performance improves, but the device complexity increases due to additional guide structures

Engineering Contradiction:
Improveconductor positioning accuracyVSAvoidguide structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The device merges multiple functions into integrated structural elements: guide walls simultaneously provide mechanical guidance, maintain conductor spacing, and define engagement pathways. The channel structures combine support, alignment, and positioning functions, reducing the need for separate components and managing overall device complexity while achieving precise conductor positioning.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device applies localized structural features at critical positions along the conductor path, such as guide walls at specific angles and engagement guides at precise locations. This local quality approach provides necessary positioning control only where needed, rather than throughout the entire structure, thereby achieving high manufacturing precision with controlled complexity.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS7922515B2Devices for connecting conductors of twisted pair cable to insulation displacement contacts
Publication Date: 2011.04.12 COMMSCOPE NORTH CAROLINA LLC
  • US7922515B2 patent drawing
  • US7922515B2 patent drawing
  • US7922515B2 patent drawing

AI summary

A termination device to facilitate interconnection of a twisted pair communications cable to IDCs includes: a housing having an aperture and a pair of first and second IDCs extending within the aperture; a twisted pair communications cable having a twisted pair of first and second conductors; and a termination device. The termination device comprises: a body having an outer surface; a channel in the outer surface of the body, the channel being sized and configured to receive a twist of the first and second conductors and to maintain the twist in position; and IDC guide structure configured to guide the first IDC into engagement with the first conductor at a first engagement location and the second IDC into engagement with the second conductor at a second engagement location, the first and second engagement locations being positioned within the channel and within the twist of the first and second conductors. A splitting structure is positioned in the channel that separates at least a portion of the first and second conductors as they reside in the channel.