Tire Filling Assistant Using Vehicle Electronics

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Solution Overview

Problem

Conventional tire pressure control systems alert drivers to underfilled tires but do not provide assistance during the filling process, requiring external aids and devices.

Innovation Solution

An apparatus with a situation detection unit and a filling level adaptation assistant that automatically assists the driver by detecting filling or emptying situations and adjusting the tire pressure monitoring frequency, using vehicle electronics to guide the driver through the process without external aids.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional tire pressure control systems are used to alert drivers of underfilled tires, then drivers become aware of the need for tire filling, but drivers must rely on external aids and measuring devices during the filling process

Engineering Contradiction:
Improvetire pressure monitoring reliabilityVSAvoidease of tire filling operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The tire pressure control system performs self-service by automatically monitoring tire pressure and guiding the driver through the filling process using existing vehicle electronics (display screens, audio systems), eliminating the need for external measuring devices and aids during the filling operation

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system provides continuous feedback to the driver during the filling process by monitoring tire pressure in real-time and displaying or announcing the current pressure status, allowing the driver to know when the target pressure has been reached without external measurement tools

Inventive Principle:
Principle #23Feedback

2Measurement precision

If external aids and measuring devices are used for tire filling, then filling accuracy can be achieved, but operator comfort is reduced and additional equipment is required

Engineering Contradiction:
Improvetire pressure measurement precisionVSAvoiddevice complexity for tire filling
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The vehicle's existing electronics system (display screens, audio output, processor units) is made multi-functional by using it not only for general vehicle information display but also specifically for tire pressure monitoring and filling guidance, eliminating the need for dedicated external measuring and display devices

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

Solution Approach 2:

The tire pressure monitoring and filling guidance functions are merged into the vehicle's existing control system, combining the sensor data processing, display, and guidance functions into a single integrated system rather than requiring separate external devices

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8909420B2Tire filling assistant
Publication Date: 2014.12.09 CONTINENTAL AUTOMOTIVE TECHNOLOGIES GMBH
  • US8909420B2 patent drawing
  • US8909420B2 patent drawing
  • US8909420B2 patent drawing

AI summary

A system for monitoring a fill level of a plurality of tires of a vehicle includes a situation detecting unit set up for detecting a situation in which adaptation of a fill level of at least one of the tires of the vehicle is expected. The system further includes a fill level adaptation assistant set up for autonomously assisting a user of the vehicle during the adaptation of the fill level of the at least one tire when the situation is detected.