Vehicle Suspension System with Multi-Axis Variable Path Control

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Solution Overview

Problem

Conventional vehicle suspension systems have remained largely unchanged, failing to effectively address the specialized requirements of modern vehicles, particularly in terms of directional control and stability across varying terrain and obstacles.

Innovation Solution

A suspension system utilizing multiple suspension arrangements that allow a suspended assembly to move along variable paths, combining horizontal and vertical motions to define a surface area or volume, incorporating telescopic shock absorbers and articulated linkages for enhanced stability and control, and integrating steering and rotational drive mechanisms for multi-axis functionality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If conventional suspension systems are used, then device complexity is reduced, but vehicle stability and directional control are insufficient

Engineering Contradiction:
Improvevehicle stabilityVSAvoidsuspension system complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The suspension system is divided into multiple independent suspension arrangements (first and second suspension arrangements) that can be optimized separately. Each arrangement handles specific aspects of vehicle stability, allowing complex stability control to be achieved through modular components rather than a monolithic complex system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces movement along variable paths that are not simply vertical or horizontal, but combine multiple dimensions of motion. The suspended assembly moves through a three-dimensional space defined by multiple paths, adding dimensional complexity to achieve superior stability without proportionally increasing system complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If single-path suspension movement is used, then device complexity is reduced, but adaptability to diverse terrain is insufficient

Engineering Contradiction:
Improveterrain adaptabilityVSAvoidsuspension arrangement complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The suspension system transitions from static single-path movement to dynamic multi-path movement. The suspended assembly can adapt its movement path in real-time based on terrain conditions, combining horizontal and vertical motions dynamically to optimize performance across diverse terrains while maintaining manageable system complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The combined suspension arrangements provide multiple functions within a unified system: they handle both horizontal and vertical movements, adapt to various terrain types, and maintain vehicle stability. This multi-functionality achieves high terrain adaptability without requiring entirely separate systems for each function.

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

3Ease of operation

If limited range of motion is used, then device complexity is reduced, but handling performance is insufficient

Engineering Contradiction:
Improvevehicle handlingVSAvoidsuspension system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The total range of motion is segmented into two distinct paths handled by separate suspension arrangements. The first path handles primary movement while the second path provides supplementary movement, allowing each arrangement to be optimized for its specific motion range while collectively achieving enhanced handling performance.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11999435B2Vehicle and vehicle components
Publication Date: 2024.06.04 LITECYCLE INC
  • US11999435B2 patent drawing
  • US11999435B2 patent drawing
  • US11999435B2 patent drawing

AI summary

A position adjusting system for use in a vehicle includes a seat for supporting a rider, a rear wheel and a steerable front wheel, a steering arrangement including a handle bar for allowing the rider to control the steerable wheel, and a hub for interconnecting the components of the wheeled vehicle. The steerable wheel is steerable about at least two axes. The position adjusting system includes an adjustable seat support movably connected to the hub, an adjustable handle bar support movably connected to the hub, and a releasable position locking system configured to lock the position of the components of the vehicle relative to the hub. The hub includes a first portion and second portion, wherein the first and second portions are moveably connected to one another, such as by pivoting, sliding, or a combination of pivoting and sliding.