Wireless Charging Dock Structure for Upright Personal Mobility Storage

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Solution Overview

Problem

Conventional personal mobility devices, such as electric kickboards, pose safety hazards due to the inability to charge immediately after use and often obstruct pedestrian and vehicle paths, leading to inconvenience and potential safety accidents.

Innovation Solution

A charging device that mounts the personal mobility vehicle on a support structure, utilizing wireless charging technology to safely charge the device by generating a magnetic field for wireless energy transfer, preventing electric shock and allowing for simultaneous mounting and charging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If personal mobility devices are left on the street after use, then they are easily accessible for next use, but they obstruct pedestrian and vehicle paths causing safety hazards

Engineering Contradiction:
ImproveAccessibility of personal mobility deviceVSAvoidObstruction to pedestrian and vehicle movement
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent combines the storage function and charging function into a single integrated structure. The personal mobility device is stored within the housing that also serves as the charging station, merging two separate operations (storage and charging) into one unified system, thereby eliminating the need to leave devices on streets while ensuring they are ready for next use.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The housing structure serves multiple functions simultaneously: it acts as a storage container for the personal mobility device, a charging station that provides power to the device, and a protective enclosure. This multi-functionality resolves the contradiction by providing accessible storage and charging in one location without obstructing public spaces.

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

2Ease of operation

If personal mobility devices are charged immediately after use, then user convenience is improved, but traditional charging methods pose electric shock safety risks

Engineering Contradiction:
ImproveConvenience of chargingVSAvoidSafety against electric shock
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces traditional wired electrical charging connections with wireless charging technology. The charging coil generates a magnetic field that inductively transfers energy to the device's battery without physical contact, eliminating exposed electrical contacts and reducing the risk of electric shock while maintaining convenient immediate charging capability.

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

Solution Approach 2:

The charging coil acts as an intermediary between the power source and the battery. Instead of direct electrical connection, energy is transferred through a magnetic field generated by the charging coil, which couples with the device's receiving coil. This intermediate magnetic field transmission method provides safe wireless charging without exposed electrical contacts.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If charging and storage are integrated in one system, then user convenience is enhanced, but the device complexity increases

Engineering Contradiction:
ImproveIntegration of charging and storageVSAvoidStructure of charging system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The housing is designed to serve multiple functions: structural enclosure, storage container, and charging platform. By making the housing multi-functional rather than adding separate components, the patent integrates storage and charging without proportionally increasing overall system complexity.

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

Solution Approach 2:

The patent merges the storage compartment and charging apparatus into a single integrated unit. The charging coil is embedded within the housing structure, and the storage space is configured to position the personal mobility device optimally for wireless charging, combining what could be separate systems into one unified design.

Inventive Principle:
Principle #5Merging (Combining)

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 enables convenient and safe charging of personal mobility vehicles by allowing them to be mounted and charged upright, reducing the risk of accidents and improving usability by integrating charging with storage, thus enhancing user convenience and safety.

Implementation Method 1

the first charging unit disposed in the frame part transmits energy to a second charging unit disposed in the personal mobility means to charge the personal mobility means

Methodology Applied
Scientific EffectMagnetic field generation: Electromagnetic Induction

Implementation Method 2

the second charging unit disposed in the personal mobility means may receive the magnetic field to charge a battery

Methodology Applied
Scientific EffectMagnetic field reception and conversion: Electromagnetic Induction

Data Source

PatentUS20230382244A1Charging device for personal mobility means
Publication Date: 2023.11.30 LG ELECTRONICS INC
  • US20230382244A1 patent drawing
  • US20230382244A1 patent drawing
  • US20230382244A1 patent drawing

AI summary

The present invention relates to a charging device for a personal mobility means. More specifically, the present invention may comprise support parts each having a slot in which a wheel of a personal mobility means is seated; a frame part connecting the support parts to each other; a first charging unit disposed in the frame part to generate a magnetic field for wireless charging toward the personal mobility means seated in the support parts; and a second charging unit mounted to the personal mobility means and converting the magnetic field, received via the first charging unit, into power to charge a battery provided in the personal mobility means.