Modular Five-in-One Wireless Charger for Clutter-Free Multi-Device Charging

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Solution Overview

Problem

Existing charging solutions for multiple electronic devices result in tangled desktop cables and mixed interfaces, occupying excessive space due to the need for separate chargers for smart glasses, smart phones, smart watches, smart rings, and smart earphone cases.

Innovation Solution

A five-in-one wireless charger with modular design featuring a base with multiple charging modules, including a supportable charging plate, hangable charging dock, cylindrical charging dock, and concavely charging groove, utilizing wireless charging coils and magnetic components for secure device placement, along with a control panel for power management and safety features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If separate chargers are used for each electronic device, then each device can be charged with dedicated interface and cable, but desktop space is occupied and cables become entangled

Engineering Contradiction:
ImproveCharging convenienceVSAvoidDesktop space
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The patent combines five different charging functions into a single integrated base unit. The base incorporates multiple charging modules including wireless charging areas, USB charging ports, and specialized docking stations for different device types (smartphones, smartwatches, earphones, glasses), allowing simultaneous charging of multiple devices in one location rather than requiring separate chargers scattered across the desktop.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The charging base is designed with universal functionality to accommodate various electronic devices through multiple charging interfaces and modes. It includes wireless charging surfaces for devices with wireless charging capability, USB ports for wired charging, and specialized docking areas for different device form factors, making a single device capable of replacing multiple dedicated chargers.

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

2Ease of operation

If separate chargers are used for each electronic device, then each device has dedicated charging interface, but cable entanglement and interface mixing occur

Engineering Contradiction:
ImproveCharging convenienceVSAvoidCable and interface management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent consolidates multiple charging interfaces and cable connection points into a single organized base unit. All charging modules (wireless charging surfaces, USB ports, docking stations) are integrated into one structure with centralized cable management, eliminating the need to manage separate cables and interfaces for each device across the desktop.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The base is divided into distinct functional segments or modules, each dedicated to a specific charging method or device type. This segmentation includes separate wireless charging zones, USB charging ports, and specialized docking areas, allowing each device to be charged in its appropriate section while maintaining overall organization and reducing interface mixing.

Inventive Principle:
Principle #1Segmentation

3Area of stationary object

If multiple charging modules are integrated into one base, then desktop space is saved and cable entanglement is avoided, but device compatibility and charging adaptability must be ensured

Engineering Contradiction:
ImproveDesktop spaceVSAvoidDevice compatibility
Core Design Contradiction:
Area of stationary objectVSAdaptability or versatility

Solution Approach 1:

The charging base incorporates multiple charging technologies and interfaces to ensure broad device compatibility. It includes wireless charging surfaces for devices with wireless charging capability, USB charging ports for wired charging, and specialized docking stations for different device form factors, making a single device capable of replacing multiple dedicated chargers.

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

Solution Approach 2:

Different areas of the base are designed with specific properties optimized for different device types. The wireless charging surfaces have appropriate electromagnetic field characteristics, USB ports are positioned and configured for specific device connections, and docking stations have tailored geometries for particular device forms, ensuring each device receives appropriate localized charging conditions.

Inventive Principle:
Principle #3Local quality

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

Effectively prevents cable entanglement and interface mixing while saving desktop space by allowing simultaneous charging of various devices with enhanced user convenience, safety, and efficiency through modular design and intelligent power management.

Implementation Method 1

a connecting end of the connecting component is configured to automatically adsorb and cooperate with a charging device when the charging device comes into contact with an inner wall of the concavely charging groove

Methodology Applied
Scientific EffectMagnetic adsorption: Magnetism

Implementation Method 2

the first charging module includes a supportable charging plate that is configured to be rotatably connected to the storage groove through a damping shaft

Methodology Applied
Scientific EffectDamping: Damping

Implementation Method 3

a wireless charging coil is arranged below the concavely charging groove

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS12494675B1Five-in-one wireless charger
Publication Date: 2025.12.09 XU JIANWEI
  • US12494675B1 patent drawing
  • US12494675B1 patent drawing
  • US12494675B1 patent drawing

AI summary

A five-in-one wireless charger is provided, including a base. The base is provided with a storage groove, the storage groove is provided with a first charging module, a second charging module is arranged on a back of the first charging module, and the second charging module is configured to extend out of the storage groove when the back of the first charging module is abutted against a bottom surface of the storage groove. The base is provided with a third charging module and a charging end of the third charging module is configured to fit with a surface of the base to form a connecting seat. The base is provided with a fourth charging module and a charging end of the fourth charging module is configured to cooperate with the surface of the base to form a concavely charging groove. The base is internally provided with a connecting component.