Tire Fill Assist Pump with Automated Pressure Control

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Solution Overview

Problem

Vehicle tire pressure maintenance is often inefficient, as technicians and owners face challenges in accurately determining and adjusting tire pressures, leading to suboptimal vehicle performance.

Innovation Solution

A pneumatic pump system integrated with a processing device, communication module, and mobile device, which reads target tire pressure from vehicle placards and monitors current pressure to control the pump's operation, ensuring tires are inflated to the recommended pressure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If technicians or owners manually check and fill tire pressure, then tire inflation can be performed, but accuracy and efficiency are reduced due to human error and time consumption

Engineering Contradiction:
Improvetire inflation efficiencyVSAvoidtire pressure accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system enables self-service tire inflation by automatically reading the target pressure from the vehicle placard, measuring current tire pressure, calculating the required air volume, and controlling the pump operation without requiring technician intervention or manual pressure checking

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system continuously monitors current tire pressure during inflation and compares it with the target pressure read from the placard, automatically adjusting pump operation to achieve precise pressure control and prevent overinflation

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If a simple pump system is used, then device complexity is low, but it cannot accurately control tire pressure or determine required air volume

Engineering Contradiction:
Improvetire pressure control precisionVSAvoidpump system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The pump system integrates multiple functions into a single device: reading target pressure from placard, measuring current tire pressure, calculating required air volume, controlling pump operation, and preventing overinflation - all through one unified system that works with different vehicle types

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

Solution Approach 2:

The processing device serves as an intermediary that receives data from multiple sensors and the placard reader, processes this information to determine the exact air volume needed, and translates this into precise pump control signals to achieve accurate pressure control

Inventive Principle:
Principle #24Intermediary (Mediator)

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 system accurately fills vehicle tires with the correct volume of air, enhancing vehicle performance and safety by ensuring proper tire inflation.

Implementation Method 1

The pump system may include a pneumatic pump configured to deliver pressurized air to a tire of the vehicle through the hose

Methodology Applied
Scientific EffectPneumatic compression: Gas Compressor

Data Source

PatentUS10576941B2Pump with tire fill assist
Publication Date: 2020.03.03 FORD GLOBAL TECH LLC
  • US10576941B2 patent drawing
  • US10576941B2 patent drawing

AI summary

A pump system includes a pneumatic pump, a hose, a nozzle that can attach to a tire of a vehicle, and a processing device. The processing device receives a target tire pressure for the tire, receives a current tire pressure of the tire, and controls the operation of the pneumatic pump according to the target tire pressure and the current tire pressure. A method includes receiving a target tire pressure for a tire of a vehicle, receiving a current tire pressure of the tire, and controlling operation of a pneumatic pump according to the target tire pressure and the current tire pressure.