Coaxial Connector Post With Slotted Flange For Ground Continuity

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Solution Overview

Problem

Coaxial cable connectors often fail to maintain ground continuity and electromagnetic shielding due to improper tightening or structural design, leading to electrical and physical discontinuity between the connector and the interface port.

Innovation Solution

A coaxial cable connector design featuring a post with a flange and port coupling element, where the flange is resiliently biased to maintain constant radial contact with the port coupling element, ensuring electrical and physical continuity regardless of axial position, through a combination of slotted flanges and engagement fingers that exert outward forces for secure contact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the threaded connection of the coaxial cable connector is not fully tightened, then the ease of operation is improved, but the reliability of ground connection and electromagnetic shielding is worsened

Engineering Contradiction:
Improveease of connectionVSAvoidground connection reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The constant contact post is pre-positioned to extend through the connector body and maintain contact with the port coupling element before the threaded connection is fully tightened. This preliminary contact ensures ground continuity is established early in the connection process, preventing signal loss and interference even if the connector is not fully tightened.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The constant contact post acts as an intermediary element between the connector body and the port coupling element. It provides a dedicated ground path that is independent of the threaded mechanical connection, ensuring that electromagnetic shielding and ground continuity are maintained through the connector regardless of the tightening status of the threaded interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the connector structure allows for loose connection, then the ease of operation is improved, but the electromagnetic shielding continuity is worsened

Engineering Contradiction:
Improveease of connectionVSAvoidelectromagnetic interference
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The constant contact post is pre-positioned to extend through the connector body and maintain contact with the port coupling element before the threaded connection is fully tightened. This preliminary contact ensures ground continuity is established early in the connection process, preventing signal loss and interference even if the connector is not fully tightened.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The constant contact post acts as an intermediary element between the connector body and the port coupling element. It provides a dedicated ground path that is independent of the threaded mechanical connection, ensuring that electromagnetic shielding and ground continuity are maintained through the connector regardless of the tightening status of the threaded interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 design effectively maintains ground and electrical continuity between the connector and interface port, even when the connector is not fully tightened, preventing signal loss and interference, and ensuring reliable communication.

Implementation Method 1

a slotted flange, the slotted flange being resilient in a radial direction

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a plurality of engagement fingers proximate the second end, wherein the plurality of engagement fingers are biased into a position of interference with the inner surface of the port coupling element

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS8075338B1Connector having a constant contact post
Publication Date: 2011.12.13 PPC BROADBAND INC
  • US8075338B1 patent drawing
  • US8075338B1 patent drawing
  • US8075338B1 patent drawing

AI summary

A connector comprising a connector body attached to a post, the post including a first end, a second end, and a flange proximate the second end, a port coupling element attached to the post, wherein the port coupling element is rotatable about the post, and a plurality of openings on the post, the plurality of openings extending a distance toward the first end from the flange. Furthermore, a method of maintaining ground continuity in a connector comprising the steps providing a connector body attached to a post, the post having a first end, an opposing second end, and a flange having a plurality of openings positioned thereon, and biasing the flange in a position of interference with a port coupling element, the port coupling element being attached to post is also provided.