Stabilizer Bar Bushing Heat Shield Mount

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Solution Overview

Problem

Existing vehicle stabilizer bar mounting systems face challenges in protecting bearings from excessive heat, particularly from the engine or exhaust system, while also requiring ease of manufacturing and installation, and ensuring the stabilizer bar does not interfere with other vehicle components or reduce ground clearance.

Innovation Solution

A support apparatus with a heat shield is used to shield the bushing from heat, allowing the stabilizer bar to be mounted in a way that it can rotate freely while protecting the bushing from heat damage, and is designed for easy installation and manufacturing, with the heat shield extending beyond the support to provide adequate protection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If the stabilizer bar is mounted close to the vehicle frame to maintain ground clearance, then ground clearance is maintained, but the bushing is exposed to excessive heat from the engine or exhaust system

Engineering Contradiction:
Improveground clearanceVSAvoidheat exposure to bushing
Core Design Contradiction:
Length of stationary objectVSObject-affected harmful factors

Solution Approach 1:

A heat shield is introduced as an intermediary component between the exhaust system and the stabilizer bar bushing. The heat shield is positioned to block thermal radiation and hot gases from directly contacting the bushing, while allowing the stabilizer bar mounting to remain close to the frame for maintaining ground clearance.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The mounting apparatus is segmented into distinct functional components: the support structure for mounting the stabilizer bar, and the heat shield as a separate protective element. This segmentation allows the heat shield to be strategically positioned without interfering with the stabilizer bar's rotational movement or the overall ground clearance.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If a heat shield is added to protect the bushing, then heat protection is improved, but device complexity increases

Engineering Contradiction:
Improveheat protection of bushingVSAvoidmounting apparatus complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The heat shield is merged with the existing support structure in many embodiments, where the support both mounts the stabilizer bar and incorporates the heat shield as an integrated component. This merging approach provides heat protection while minimizing the addition of separate parts and assembly steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The support structure is designed to serve multiple functions: mounting the stabilizer bar, providing structural support, and incorporating the heat shield function. This multi-functionality reduces the need for additional dedicated heat protection components, thereby limiting the increase in device complexity.

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

3Object-affected harmful factors

If the heat shield extends beyond the support to provide adequate protection, then heat protection effectiveness is improved, but ease of manufacture decreases

Engineering Contradiction:
Improveheat protection effectivenessVSAvoidheat shield manufacturing
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The heat shield is commonly formed as a thin, elongated shield that can be made from sheet metal or similar materials. This thin-film approach allows the heat shield to extend beyond the support structure to provide adequate protection while remaining easy to manufacture through standard sheet metal forming, bending, and attachment processes.

Inventive Principle:
Principle #30Flexible shells and thin films

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 effectively protects the bushing from heat, ensuring the stabilizer bar can function optimally without overheating, while also simplifying the installation process and maintaining the vehicle's ground clearance and component accessibility.

Implementation Method 1

A heat shield joined to the support is configured for shielding the bushing from heat

Methodology Applied
Scientific EffectThermal radiation blocking: Thermal Radiation

Implementation Method 2

The heat shield is configured for shielding the bushing from heat

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS10661628B2Apparatus for attaching a stabilizer bar to a vehicle
Publication Date: 2020.05.26 HONDA MOTOR CO LTD
  • US10661628B2 patent drawing
  • US10661628B2 patent drawing
  • US10661628B2 patent drawing

AI summary

An apparatus for connecting a stabilizer bar to a vehicle includes a support for attaching to the vehicle. The support defines a space for receiving a bushing through which the stabilizer bar can extend. The support includes tabs to which a heat shield can be attached. The heat shield is spaced apart from the bushing to define a gap between the heat shield and the bushing to protect the bushing from heat emitted from the vehicle exhaust system or engine.