Front Stabilizer Bar Layout for ATV Stability in Tight Front Space

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Solution Overview

Problem

The limited space at the front of all-terrain vehicles makes it challenging to install a front stabilizer bar, leading to poor stability and difficulties in mounting and dismounting, which affects the vehicle's overall control and reliability.

Innovation Solution

A lateral stabilizer bar is positioned in front of the radiator at the frame's front end, featuring a main bar, side bars, and ball-pin connecting rods, which improves anti-torque performance and stability by facilitating easier mounting and dismounting while optimizing the structural design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If a front stabilizer bar is not disposed at the front part of the all-terrain vehicle, then the space at the front is saved, but the stability of the all-terrain vehicle deteriorates

Engineering Contradiction:
Improvefront spaceVSAvoidvehicle stability
Core Design Contradiction:
Volume of moving objectVSStability of the object's composition

Solution Approach 1:

The stabilizer bar is positioned in front of the radiator, utilizing the front space dimension that was previously unused. This spatial reconfiguration allows the stabilizer bar to be installed without occupying the cab or engine compartment space, thereby maintaining vehicle stability while preserving front space availability.

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

Solution Approach 2:

The stabilizer bar system is divided into multiple components: a main bar positioned at the front, side bars connecting to the suspension assembly, and ball-pin connecting rods. This segmentation allows each component to be independently positioned and installed, enabling the main bar to be placed in front of the radiator while the connecting components are distributed to the suspension assembly, resolving the space-stability contradiction.

Inventive Principle:
Principle #1Segmentation

2Stability of the object's composition

If a front stabilizer bar is installed in the all-terrain vehicle, then the stability is improved, but the mounting and dismounting becomes difficult

Engineering Contradiction:
Improvevehicle stabilityVSAvoidmounting and dismounting convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The stabilizer bar system is segmented into a main bar, side bars, and ball-pin connecting rods that can be independently installed and removed. The main bar is positioned in front of the radiator with connection points at both ends, allowing the entire assembly to be mounted or dismounted as a modular unit without disassembling other vehicle components, thereby improving operational convenience while maintaining stability enhancement.

Inventive Principle:
Principle #1Segmentation

3Volume of moving object

If the main bar is positioned behind the radiator, then the space utilization is optimized, but the anti-torque performance of the front side of the frame deteriorates

Engineering Contradiction:
Improvespace utilizationVSAvoidanti-torque performance
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The main bar is positioned in front of the radiator rather than behind it, utilizing the front space dimension. This forward positioning creates a longer moment arm for resisting torque forces, thereby improving the anti-torque performance of the front frame side. The connection to the suspension assembly via side bars and ball-pin connecting rods ensures that this anti-torque capability is effectively transmitted to the vehicle's suspension system.

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

Data Source

PatentUS11926191B2All-terrain vehicle
Publication Date: 2024.03.12 SEGWAY TECH CO LTD
  • US11926191B2 patent drawing
  • US11926191B2 patent drawing
  • US11926191B2 patent drawing

AI summary

An all-terrain vehicle is provided. The vehicle includes a lateral stabilizer bar and a shock absorber. The lateral stabilizer bar further includes a main bar, two side bars and ball-pin connecting rods. The side bars are connected to two sides of the main bar respectively and bent backward relative to the main bar, ends of the side bars are disposed on a suspension assembly, the main bar is disposed at the front end of a frame and located in front of a radiator, the ends of the two side bars are connected to the ball-pin connecting rods respectively, and the ball-pin connecting rods are disposed on the upper rocker arm. The side bars and the ball-pin connecting rods of the lateral stabilizer bar are located on an inner side of the shock absorber.