Inverted Pendulum Vehicle Route Override by Occupant Weight Shift

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Solution Overview

Problem

Existing automatic driving technologies for vehicles do not allow users to freely control their movement route while en route to a destination, limiting user flexibility and autonomy.

Innovation Solution

An inverted pendulum type vehicle equipped with an operation input part for receiving weight shifts from occupants and a movement control part that allows the vehicle to deviate from a predetermined route and travel in a different direction when a significant weight shift is detected, enabling occupant control during automatic movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If automatic driving technology is used to control the vehicle to move to a destination, then the vehicle can reach the destination automatically, but the user cannot freely control the movement route

Engineering Contradiction:
Improveautomatic movementVSAvoidroute control flexibility
Core Design Contradiction:
Extent of automationVSAdaptability or versatility

Solution Approach 1:

The system dynamically switches between automatic movement mode and manual control mode. During automatic movement, the vehicle follows a predetermined route automatically. When the user performs a weight shift exceeding the threshold, the system transitions to manual control, allowing the user to freely control the vehicle's movement direction. This dynamic switching resolves the contradiction by providing both automatic navigation capability and user control flexibility at different times.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system continuously monitors the user's weight shift during automatic movement and provides feedback by detecting when the weight shift exceeds the threshold. This feedback mechanism triggers the mode transition from automatic to manual control, enabling the user to intervene when desired while maintaining automatic operation during normal conditions.

Inventive Principle:
Principle #23Feedback

2Productivity

If the movement route is completely determined by automatic driving, then the vehicle can efficiently reach the destination, but the user cannot stroll around or move freely along the route

Engineering Contradiction:
Improvemovement efficiencyVSAvoiduser freedom of movement
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system maintains high movement efficiency during automatic operation by following the predetermined optimal route. When the user desires to stroll or explore, they can trigger manual control mode through weight shift, gaining complete freedom of movement. The system dynamically adapts between efficiency-oriented automatic navigation and freedom-oriented manual exploration.

Inventive Principle:
Principle #15Dynamics

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 allows users to control the vehicle as needed while it automatically moves to a destination, enhancing user flexibility and autonomy without compromising the vehicle's ability to reach the destination on a predetermined route.

Implementation Method 1

an inverted pendulum type vehicle that travels while balancing an inverted pendulum type body

Methodology Applied
Scientific EffectGravitational equilibrium: Gravitation

Data Source

PatentUS12275481B2Inverted pendulum type vehicle, vehicle control system, vehicle control method, and non-transient computer-readable recording medium
Publication Date: 2025.04.15 HONDA MOTOR CO LTD
  • US12275481B2 patent drawing
  • US12275481B2 patent drawing
  • US12275481B2 patent drawing

AI summary

The disclosure allows an occupant to control a vehicle as needed for the vehicle that automatically moves to a destination. An inverted pendulum type vehicle that travels while balancing an inverted pendulum type body includes: an operation input part that receives a driving operation of its own vehicle by a weight shift of an occupant; and a movement control part that causes the own vehicle to start automatic movement on a predetermined route at a predetermined time. The movement control part allows the own vehicle to deviate from the predetermined route and travel in a second direction when a weight shift greater than a threshold value is performed in the second direction other than a traveling direction related to the predetermined route during execution of the automatic movement.