Resilient Conductor Connecting Member for RF Signal Transmission

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Solution Overview

Problem

Existing connecting members for printed circuit boards face challenges in minimizing signal loss, accommodating tolerances, and ensuring easy assembly and cost-effectiveness, particularly with co-axial connectors and spring-loaded contact pins which are either complex or prone to faults.

Innovation Solution

A connecting member with movable conductor parts that undergo radial elastic deformation to compensate for positional tolerances, featuring resilient tongues and a telescopic design, allowing for secure contact and low thrust force assembly, and incorporating a center conductor and insulating member for efficient radio-frequency signal transmission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If spring-loaded contact pins with coil springs are used to compensate for tolerances, then tolerance compensation is improved, but the axial height increases due to the required spring length

Engineering Contradiction:
Improvetolerance compensationVSAvoidaxial height
Core Design Contradiction:
Adaptability or versatilityVSLength of moving object

Solution Approach 1:

The patent uses a resilient conductor part with elastic properties (flexible element) that can deform radially to compensate for tolerances. This flexible conductor part replaces the need for long coil springs, achieving tolerance compensation within a compact axial height by utilizing elastic deformation of the conductor material itself rather than a separate spring mechanism.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The patent changes the physical state of the conductor part by giving it resilient properties, allowing it to deform elastically in response to tolerance variations. This parameter change (from rigid to resilient) enables the conductor to absorb positional deviations without requiring additional axial space for separate spring elements.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If co-axial plug-in connectors with adapters are used to compensate for tolerances, then tolerance compensation is improved, but the device complexity increases

Engineering Contradiction:
Improvetolerance compensationVSAvoidconnector structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the tolerance compensation function directly into the conductor part itself by giving it resilient properties. This integration eliminates the need for separate adapters and complex co-axial connector assemblies, achieving tolerance compensation through the inherent elastic deformation of the conductor material rather than through additional mechanical components.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent extracts the tolerance compensation function from separate mechanical components (adapters, spring-loaded mechanisms) and embeds it directly into the conductor part. This extraction simplifies the overall device by removing unnecessary intermediate components while maintaining the essential function of accommodating positional tolerances.

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If multi-conductor construction is used to achieve satisfactory electrical performance, then electrical performance is improved, but the manufacturing cost increases due to complicated construction

Engineering Contradiction:
Improveelectrical performanceVSAvoidmanufacturing cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent segments the conductor into multiple independent resilient conductor parts, each capable of individual elastic deformation. This segmentation allows each conductor part to independently accommodate tolerances and maintain reliable electrical contact without requiring complex multi-conductor assemblies, simplifying manufacturing while ensuring electrical performance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The resilient conductor parts are designed to automatically compensate for tolerances through their own elastic properties without requiring external adjustment or complex assembly procedures. This self-service capability ensures reliable electrical performance while simplifying manufacturing, as the conductors self-adjust to positional variations during assembly.

Inventive Principle:
Principle #25Self-service

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 solution enables secure, low-loss radio-frequency signal transmission while accommodating tolerances and ensuring easy assembly and cost-effectiveness by using a simple, resilient design that compensates for axial and radial misalignments, reducing the need for complex configurations and costly components.

Implementation Method 1

a relative movement only being possible by the application of external forces when the two conductor parts are in a neutral position, such that the relative movement of the conductor parts results in a radial elastic deformation of at least one of the conductor parts

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS9640883B2Connecting member
Publication Date: 2017.05.02 ROSENBERGER HOCHFREQUENZTECHNIK GMBH & CO KG
  • US9640883B2 patent drawing
  • US9640883B2 patent drawing
  • US9640883B2 patent drawing

AI summary

A connecting element for electrically conductively connecting two component parts to a conductor, the conductor having at least two conductor elements which are movable relative to one another in the connection direction, wherein a relative movement of the conductor elements results in a radial deformation of at least one of the conductor elements.