Air Intake System with Adjustable Suspension and Steering

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Solution Overview

Problem

Utility vehicles require improved suspension systems that can adjust stiffness to accommodate varying loads and terrain conditions, while also integrating efficient storage solutions and advanced steering systems for enhanced performance and operator comfort.

Innovation Solution

The implementation of an adjustable suspension system using air shocks with adjustable fluidic and mechanical stiffness, combined with a modular design for storage bins and an electronic power steering unit that varies assist based on vehicle speed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed suspension system is used, then the device complexity is reduced, but the adaptability to varying loads and terrain conditions deteriorates

Engineering Contradiction:
Improvesuspension adaptabilityVSAvoidsuspension complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The suspension system employs adjustable air shocks that allow dynamic modification of suspension characteristics. The air shocks can be adjusted to change fluidic stiffness and mechanical stiffness, enabling the suspension to adapt to different loads and terrain conditions while maintaining a relatively simple overall structure.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If storage bins are integrated into the dashboard structure, then the use of space is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improvestorage integrationVSAvoidmanufacturing ease
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The storage bins are integrated directly into the dashboard structure, combining the dashboard and storage functions into a single unified component. This merging of functions maximizes space utilization in the vehicle interior while the integrated design actually simplifies manufacturing by reducing the number of separate parts and assembly steps.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If electronic power steering with speed-variable assist is implemented, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
Improvesteering easeVSAvoidsteering complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The electronic power steering system incorporates speed-variable assist that automatically adjusts steering assistance based on vehicle speed feedback. This feedback mechanism improves ease of operation across different driving conditions while the automated control reduces the need for complex mechanical adjustment mechanisms.

Inventive Principle:
Principle #23Feedback

4Ease of operation

If adjustable air shocks are used, then the ride quality is improved, but the ease of manufacture deteriorates

Engineering Contradiction:
Improveride qualityVSAvoidmanufacturing ease
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The air shocks enable parameter changes in suspension stiffness through adjustment of air pressure and fluidic characteristics. This allows optimization of ride quality for different operating conditions while the adjustment mechanisms are designed to maintain reasonable manufacturability through standardized components and procedures.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9592713B2Air intake system for a vehicle
Publication Date: 2017.03.14 POLARIS IND INC
  • US9592713B2 patent drawing
  • US9592713B2 patent drawing
  • US9592713B2 patent drawing

AI summary

A utility vehicle is disclosed. The utility vehicle may include storage areas under the dash. The utility vehicle may include suspension systems for utility vehicles having shocks with both a fluidic stiffness adjustment and a mechanical stiffness adjustment. The utility vehicle may include an electrical power steering.