Vehicle Part Visual Assessment for Remaining-Life Decisions

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Solution Overview

Problem

Conventional vehicle assessment systems rely on predicted service life based on part age or mileage, failing to recognize remaining part life and are labor-intensive, unreliable, and expensive.

Innovation Solution

A vehicle assessment method using a visual detector and processing unit to identify parts, detect visual quality, calculate present value, and determine recommended use, eliminating subjective human assessment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional predicted service life systems are used based on part age or mileage, then the assessment process is simple, but the system fails to recognize remaining part life and provides unreliable assessments

Engineering Contradiction:
Improveassessment reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces manual visual inspection (mechanical human assessment) with an automated visual detection system using cameras and image processing algorithms. This substitution maintains assessment reliability while reducing subjectivity and labor intensity, directly addressing the contradiction between reliability and complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system creates digital copies (images) of vehicle parts and analyzes them through processing units rather than requiring physical inspection by humans. This copying approach enables automated, repeatable assessments that improve reliability without proportionally increasing system complexity.

Inventive Principle:
Principle #26Copying

2Productivity

If manual visual inspection by individuals is used to assess physical quality, then the assessment can detect visual quality, but the process becomes labor intensive, expensive, and nonrepeatable

Engineering Contradiction:
Improveassessment speedVSAvoidoperational simplicity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system enables parts to be assessed automatically without requiring skilled human operators. The visual detection system and processing unit perform the assessment independently, improving productivity while maintaining ease of operation through automated workflows that require minimal human intervention.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Manual inspection operations are replaced with automated visual detection and image processing. This substitution dramatically increases assessment speed and productivity while the standardized automated process maintains operational simplicity despite the technological complexity.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If automated visual detection systems are implemented, then assessment reliability and productivity improve, but device complexity increases

Engineering Contradiction:
Improveassessment consistencyVSAvoidsystem structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The visual detection system is designed to assess multiple types of vehicle parts using the same core technology platform. This multi-functionality approach improves assessment consistency across different parts while amortizing the complexity across diverse applications, making the system more justifiable and manageable.

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

Solution Approach 2:

The system uses digital image copying and analysis rather than physical manipulation or complex mechanical inspection devices. This approach achieves high reliability through consistent digital processing while keeping the physical hardware relatively simple, primarily requiring imaging devices and processing units.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS12406346B2Vehicle assessment systems and methods
Publication Date: 2025.09.02 TOYOTA JIDOSHA KK
  • US12406346B2 patent drawing
  • US12406346B2 patent drawing
  • US12406346B2 patent drawing

AI summary

An assessment method for a vehicle part includes an identifying feature of the vehicle part with a visual detector. The assessment method includes identifying the vehicle part with a processing unit based on the identifying feature. The assessment method includes detecting a visual quality of the vehicle part with the visual detector. The assessment method includes calculating a present value of the vehicle part with the processing unit. The step of calculating the present value is based at least in part on the visual quality. The assessment method includes determining a recommended use of the vehicle part with the processing unit. The step of determining the recommended use is based on the present value.