Elastically Deformable Conduit Assembly for Wire Retention

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Solution Overview

Problem

Existing wire retaining conduit assemblies face issues with positional variation due to manufacturing variances, leading to loose fits, movement, and undesirable noises like squeaking and rattling, as a result of clearance between alignment features.

Innovation Solution

An elastically deformable conduit assembly made of materials like metals, polymers, or composites that can deform from a relaxed to an elastically deformed condition, narrowing to fit snugly within a mating component, thereby reducing positional errors and securing wires effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If clearance is provided between alignment features to accommodate manufacturing variances, then ease of assembly is improved, but positional precision deteriorates

Engineering Contradiction:
Improveease of assemblyVSAvoidpositional precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The conduit is designed to be elastically deformable, allowing it to dynamically adjust its dimensions. During assembly, the conduit can be compressed to fit through clearance gaps, then expands to achieve a tight fit against the mating component, eliminating gaps while maintaining ease of assembly.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the physical state of the conduit from rigid to elastically deformable. This parameter change allows the conduit to temporarily alter its dimensional parameters (compress to fit through clearance, then expand to eliminate gaps), resolving the contradiction between ease of assembly and positional precision.

Inventive Principle:
Principle #35Parameter changes

2Ease of manufacture

If rigid conduit is used with clearance fit, then ease of manufacture is improved, but quality perception deteriorates due to movement and noise

Engineering Contradiction:
Improveease of manufactureVSAvoidmovement and noise
Core Design Contradiction:
Ease of manufactureVSObject-generated harmful factors

Solution Approach 1:

The conduit material parameter is changed from rigid to elastically deformable. This allows the conduit to maintain a tight fit without requiring precision manufacturing, while simultaneously eliminating movement and noise through elastic contact with the mating component.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses an elastically deformable conduit that acts as a flexible structure. This flexible conduit can conform to the mating component's geometry, eliminating gaps and preventing relative motion that causes noise, while remaining easy to manufacture.

Inventive Principle:
Principle #30Flexible shells and thin films

3Manufacturing precision

If elastically deformable conduit is used to eliminate clearance gaps, then positional precision is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvepositional precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

Instead of complicating the device structure to eliminate gaps, the invention changes the material parameter of the conduit to be elastically deformable. This single parameter change allows the conduit to automatically adapt to manufacturing variances, achieving positional precision without increasing device complexity.

Inventive Principle:
Principle #35Parameter changes

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 elastically deformable conduit assembly addresses positional variations by maintaining a tight, fitted engagement between the conduit and mating component, reducing wire movement and noise, enhancing the perceived quality by ensuring a secure and stable arrangement of wires.

Implementation Method 1

a conduit (12) formed of an elastically deformable material, the conduit (12) configured to deform from a relaxed condition to an elastically deformed condition

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS9425592B2Elastically deformable conduit assembly and method of fittingly retaining wires
Publication Date: 2016.08.23 GM GLOBAL TECHNOLOGY OPERATIONS LLC
  • US9425592B2 patent drawing
  • US9425592B2 patent drawing
  • US9425592B2 patent drawing

AI summary

An elastically deformable conduit assembly includes a conduit comprising an outer surface and formed of an elastically deformable material, the conduit configured to deform from a relaxed condition to an elastically deformed condition. Also included is a mating component configured to engage the outer surface of the conduit in the elastically deformed condition.