Mobile Carrier Mutual Battery Charging System

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Solution Overview

Problem

Current mobility solutions require separate vehicles and mobility units, leading to inefficiencies and increased costs, as users must manually switch between them and manage separate charging, especially for long distances and emergencies.

Innovation Solution

A mobile carrier system that integrates a carrier body with wheels, a seat, an operation unit, and a carrier battery, featuring a controller for mutual charging with the vehicle's battery via wireless or wired modules, allowing seamless transition between mobility unit and vehicle seat functions, and enabling the carrier battery to serve as an auxiliary power source.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a user owns both a vehicle and a mobility unit separately, then mobility options are available for different scenarios, but costs and operational complexity increase

Engineering Contradiction:
Improvemobility optionsVSAvoidoperational complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines a vehicle seat and a mobility unit into a single integrated structure. The mobility unit includes a seat portion that can function as both a vehicle seat and a mobility seat, with integrated control units and power management systems. This merging eliminates the need for separate vehicle and mobility units, reducing operational complexity while maintaining versatility.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The seat portion is designed to serve multiple functions: it acts as a vehicle seat when installed in the vehicle, and as a mobility seat when removed and used independently. The control unit can operate in different modes (vehicle mode and mobility mode), and the power management system can charge from different sources (vehicle battery or external charger), providing universal functionality across different usage scenarios.

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

2Duration of action of moving object

If a mobility unit is charged separately at home, then the mobility unit has sufficient power for use, but user convenience decreases due to separate charging management

Engineering Contradiction:
Improvepower supplyVSAvoidcharging convenience
Core Design Contradiction:
Duration of action of moving objectVSEase of operation

Solution Approach 1:

The power management system merges the charging functions of the vehicle and mobility unit into a single integrated system. The mobility unit's battery can be charged from the vehicle's battery when installed, or from an external charger when removed. This eliminates the need for separate charging management at home, as charging can be done conveniently at the vehicle location.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The power management unit automatically manages charging operations based on the operational mode. When the mobility unit is installed in the vehicle, the system can automatically charge the mobility battery from the vehicle battery without user intervention. The control unit monitors battery levels and initiates charging when needed, providing self-service charging functionality.

Inventive Principle:
Principle #25Self-service

3Ease of repair

If the carrier battery is detachable and replaceable, then battery maintenance and replacement become easier, but device complexity increases

Engineering Contradiction:
Improvebattery maintenanceVSAvoidbattery system complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The battery system is segmented into a main battery and a detachable carrier battery. The carrier battery can be easily removed and replaced by the user without requiring technical expertise. This segmentation allows for simple maintenance and replacement operations while the overall system remains manageable through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The detachable carrier battery serves multiple functions: it provides power when the mobility unit operates independently, and it can be charged from the vehicle battery when installed. The same battery component handles different operational requirements, simplifying the overall battery system architecture despite the detachable design.

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

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

Enhances energy efficiency by allowing mutual battery charging, reduces user burden in charging the mobility unit, and ensures continuous vehicle operation by utilizing the carrier battery as an auxiliary power source, especially during emergencies or when the vehicle battery is insufficient.

Implementation Method 1

Mutual charging of the main battery and the carrier battery may be possible through a wireless charging module when the carrier is installed in the vehicle.

Methodology Applied
Scientific EffectWireless charging: Electromagnetic Induction

Implementation Method 2

Mutual charging of the main battery and the carrier battery may be performed through a wired charging module when the mobile carrier is installed in the vehicle.

Methodology Applied
Scientific EffectWired charging: Conduction (electrical)

Data Source

PatentUS11485240B2Mobile carrier with mutual charging
Publication Date: 2022.11.01 HYUNDAI MOTOR CO LTD
  • US11485240B2 patent drawing
  • US11485240B2 patent drawing
  • US11485240B2 patent drawing

AI summary

A mobile carrier includes a carrier controller configured to check an amount of charge of a main battery of a vehicle through communication with a vehicle controller, to check an amount of charge of a carrier battery, to compare the amounts of charge of the main battery and the carrier battery when the carrier is installed in the vehicle and to control mutual charging of the main battery and the carrier battery.