Side-by-Side Vehicle Rear Suspension and Air Intake Layout
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Solution Overview
Problem
Current side-by-side vehicles face challenges in optimizing suspension systems and air handling systems for improved performance and efficiency, particularly in terms of suspension travel, ground clearance, and air intake configurations.
Innovation Solution
The design incorporates a rear suspension system with radius arms, control arms, and dampening members that provide progressive motion ratios and increased ground clearance, along with an air intake system that includes a resonator box and airbox with a filter, positioned to optimize airflow and reduce noise.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the suspension system uses complex linkage mechanisms to increase suspension travel, then ride comfort is improved, but the risk of component failure increases
Solution Approach 1:
The suspension system is divided into independent control arms (front and rear) that can be serviced separately. Each control arm functions as an independent segment, allowing replacement of one arm without affecting the other, thus maintaining reliability while providing progressive motion ratios for comfort.
Solution Approach 2:
The control arms are designed with progressive motion ratios that dynamically adjust the suspension characteristics. The geometry of the control arms changes during compression and rebound, providing a softer ride at normal heights and increased stiffness when compressed, optimizing both comfort and reliability.
2Productivity
If the vehicle design prioritizes suspension travel and ground clearance, then off-road performance is improved, but the vehicle height increases reducing maneuverability
Solution Approach 1:
The suspension system uses progressive motion ratios that allow the control arms to provide increased travel and ground clearance when needed for off-road performance, while maintaining a lower overall vehicle height for better maneuverability on paved surfaces. The system dynamically adapts to different terrain conditions.
Solution Approach 2:
The suspension geometry parameters are optimized to provide different characteristics based on operating conditions. The control arm lengths and mounting positions are specifically designed to deliver enhanced off-road capability without permanently increasing the vehicle's static height, thus preserving maneuverability.
3Power
If the air intake system is positioned to optimize airflow to the power source, then engine performance is improved, but noise levels increase
Solution Approach 1:
The air intake system incorporates a resonator box as an intermediary component between the airbox and the power source. This resonator acts as a mediator that allows optimized airflow to reach the engine while simultaneously reducing noise levels by canceling out unwanted sound frequencies through resonant cancellation.
Solution Approach 2:
The system converts the harmful noise generated by airflow into a beneficial effect by using the resonator box to create sound waves that cancel out the harmful noise. The airflow that would normally create noise is channeled through the resonator, transforming the noise problem into a noise solution while maintaining engine performance.
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 enhances suspension travel and ground clearance, providing a softer ride at normal heights and increased stiffness when compressed, while the air intake system improves airflow and reduces noise, enhancing vehicle performance and operator experience.
Implementation Method 1
an air intake system that includes a resonator box and airbox with a filter, positioned to optimize airflow and reduce noise
Implementation Method 2
an air intake system that includes a resonator box and airbox with a filter
Implementation Method 3
a rear suspension system with radius arms, control arms, and dampening members that provide progressive motion ratios
Data Source
AI summary
A vehicle may include a CVT unit or a power source which requires ambient air. An air inlet for an air intake system coupled to the CVT unit or the power source which requires ambient air may be provided in a side of a cargo carrying portion of the vehicle. The vehicle may include a rear radius arm suspension.