Stabilizer Bar Bushing Bracket Assembly with Pre-Compression
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Solution Overview
Problem
Existing vehicle stabilizer bar attachment systems fail to securely hold the stabilizer bar in place during vehicle sway, leading to axial rotation and reduced effectiveness in minimizing rotational motion of the vehicle frame.
Innovation Solution
A mounting structure comprising a bushing, a bracket assembly with snap-fit components, and a bracket mount that applies compressive force to securely attach the stabilizer bar, utilizing a bushing with elastomeric material and a bracket assembly with pre-compression and retention components to form a stable compression assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing stabilizer bar attachment systems are used, then the structure is simple, but the stabilizer bar cannot be securely held in place during vehicle sway, leading to axial rotation
Solution Approach 1:
The bracket assembly is divided into multiple components: an outer pre-compression component, an inner retention component, and a stabilizer bar bracket. These segmented parts work together to provide both secure holding and controlled complexity, with each component having a specific function in the overall attachment system.
Solution Approach 2:
The outer pre-compression component applies compressive force to the bushing and stabilizer bar assembly before the vehicle experiences sway. This preliminary compression action ensures the stabilizer bar is securely held in place from the start, preventing axial rotation during operation.
2Stability of the object's composition
If a secure attachment system is implemented with pre-compression and retention components, then axial rotation is reduced, but the device complexity increases
Solution Approach 1:
The bracket assembly incorporates dynamic elements that allow for controlled movement and adjustment. The pre-compression component can dynamically adjust to varying sway forces, while the retention components maintain stability, reducing axial rotation without requiring an overly complex static structure.
Solution Approach 2:
The system uses a bushing component that appears to be made of elastomeric or composite material, combining properties of flexibility and structural support. This composite approach allows the attachment system to reduce axial rotation through material properties rather than purely mechanical complexity.
3Force
If the stabilizer bar is securely attached with compression force, then vehicle sway is better controlled, but the attachment structure requires more components
Solution Approach 1:
The outer pre-compression component and inner retention component are designed to work together as an integrated system. Rather than using separate independent components for compression and retention, these functions are merged into a coordinated two-part bracket assembly that applies compressive force while maintaining structural stability.
4Stability of the object's composition
If existing attachment systems are used, then the structure is simpler, but thermal deformation affects the stabilizer bar fit
Solution Approach 1:
The bushing component appears to be made of elastomeric or thermally stable material that can accommodate thermal expansion and contraction. This material parameter change allows the attachment system to maintain stable fit and prevent axial rotation despite temperature variations, without requiring complex thermal management structures.
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 secures the stabilizer bar, reducing axial rotation and enhancing the stabilizer bar's ability to lessen vehicle sway, while maintaining a snug fit and resisting thermal deformation.
Implementation Method 1
utilizing a bushing with elastomeric material
Implementation Method 2
The outer pre-compression component may be capable of being secured about the bushing and the inner retention component, allowing for the first and second retention features of each of the respective inner retention component and outer pre-compression component to be snap-fit or otherwise mechanically engaged with one another, forming a two-part, compression assembly. The engagement of the outer pre-compression component and the inner retention component about the bushing creates the necessary amount of compressive force to hold the stabilizer bar and the bushing securely in place.
Data Source
AI summary
A bushing attachment assembly for a vehicle stabilizer bar is provided. The mounting structure includes a bushing, a bracket assembly, and a bracket mount, which may be configured to couple the bracket assembly and bushing to a vehicle frame. The bracket assembly may include an outer pre-compression component and an inner retention component. The bushing may be disposed within a cavity formed between the outer pre-compression component and the inner retention component. The bushing may also define a central bore configured to receive a vehicle stabilizer bar. Each of the respective outer pre-compression and inner retention components may include planar tabs or other similar retention features configured to engage one another to form a compression assembly, which applies and maintains a compressive load upon the bushing.