Electric Toothbrush Sanitizer With UV Drying and Inductive Charging

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Solution Overview

Problem

Existing toothbrush sanitizing devices are inadequate for effectively sanitizing and charging electric toothbrushes, as they often lack comprehensive sanitizing mechanisms and convenient charging solutions.

Innovation Solution

A toothbrush sanitizing device with a main body featuring a chamber for the electric toothbrush, equipped with ultraviolet lights for sanitizing, a heater for drying, a charging coil for inductive charging, and a magnetic coupler for secure attachment, along with removable covers for easy cleaning and maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional sanitizing methods are used, then some cleaning effect is achieved, but the sanitizing effectiveness is insufficient and convenience is poor

Engineering Contradiction:
Improvesanitizing effectivenessVSAvoidsanitizing convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines multiple sanitizing mechanisms (ultraviolet light source, heater, fan) into a single integrated toothbrush sanitizing device. The ultraviolet light source provides disinfection, the heater removes moisture through heating, and the fan accelerates drying through air circulation. This combination achieves comprehensive sanitizing effectiveness while maintaining convenience through automated operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sanitizing device performs multiple functions simultaneously: sanitizing via ultraviolet light, drying via heater and fan, and charging via charging coil. This multi-functionality addresses the insufficiency of traditional single-purpose sanitizing methods while maintaining ease of use through a single integrated device.

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

2Ease of operation

If electric toothbrush charging is added to sanitizing device, then charging convenience is improved, but device complexity increases

Engineering Contradiction:
Improvecharging convenienceVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent integrates the charging coil into the existing sanitizing device structure, combining charging functionality with sanitizing and drying functions. The charging coil is positioned to contact the toothbrush handle when placed in the device, enabling automatic charging without requiring separate charging equipment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device serves as a multi-functional unit that simultaneously provides sanitizing, drying, and charging capabilities. This approach improves charging convenience by eliminating the need for separate charging devices while managing complexity through integrated design.

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

3Reliability

If multiple sanitizing components are integrated, then comprehensive sanitizing is achieved, but manufacturing complexity increases

Engineering Contradiction:
Improvesanitizing effectivenessVSAvoidmanufacturing complexity
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The device is designed with a removable bottom cover that provides access to internal components including the charging coil and circuit board. This segmentation facilitates manufacturing by allowing separate assembly of components and simplifies quality control and testing of individual subsystems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The integrated design combines multiple functions (sanitizing, drying, charging) into a single device structure. While this increases manufacturing complexity compared to separate devices, it achieves comprehensive sanitizing effectiveness through coordinated operation of multiple components within a unified system.

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

The device provides a comprehensive solution for sanitizing, drying, and charging electric toothbrushes, ensuring effective removal of bacteria and moisture while conveniently charging the toothbrush, thereby enhancing oral hygiene.

Implementation Method 1

a charging coil disposed on an interior surface of the main body and configured to charge the electric toothbrush

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

one or more ultraviolet lights configured to at least partially clean the electric toothbrush

Methodology Applied
Scientific EffectUltraviolet radiation: Light

Implementation Method 3

a heater or other drying device configured to remove at least some moisture from the electric toothbrush

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Data Source

PatentUS20250024938A1Toothbrush sanitizing device
Publication Date: 2025.01.23 SMILE MAKERS LLC
  • US20250024938A1 patent drawing
  • US20250024938A1 patent drawing
  • US20250024938A1 patent drawing

AI summary

A toothbrush sanitizing device can include a drying element, a sanitizing element, and a charging element. The toothbrush sanitizing device can at least partially enclose a toothbrush and sanitize and charge the toothbrush when the toothbrush is stored inside the toothbrush sanitizing device. The toothbrush sanitizing device can include a removable top that can function as a rinsing cup. The toothbrush sanitizing device can also include a removable bottom that can be open to conveniently clean out accumulated waste.