Steam Toothbrush Holder for Chemical-Free Bristle Sanitizing

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Solution Overview

Problem

Existing toothbrush containers and sanitizers fail to effectively prevent contamination and sterilization of toothbrush bristles, as they either rely on chemical disinfectants or air drying, which are not sufficient to kill bacteria and fungi, especially in humid bathroom environments.

Innovation Solution

A toothbrush steam cleaner device with a heating element and water reservoir that vaporizes water into high-pressure steam, which is directed through nozzles to sanitize toothbrush bristles, using a timer switch to prevent overheating and ensure safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If chemical disinfectant solutions are used to sanitize toothbrush bristles, then germs and bacteria are eliminated, but harmful chemical residues remain on the bristles that may be harmful for human consumption

Engineering Contradiction:
Improvesanitization effectivenessVSAvoidchemical residue contamination
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention changes the physical parameters of water by heating it to generate steam, transforming it from a liquid cleaning agent into a high-temperature gaseous sterilizing medium. This parameter change allows effective germ killing through thermal action rather than chemical action, eliminating harmful chemical residues while maintaining sanitization effectiveness

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention utilizes the phase transition of water from liquid to steam form. By heating water to its boiling point and generating steam, the system delivers high-temperature thermal energy to the toothbrush bristles, achieving sterilization through heat rather than chemicals, thus avoiding harmful residue accumulation

Inventive Principle:
Principle #36Phase transitions

2Reliability

If air drying is used to prevent mold development on toothbrush bristles, then moisture is removed, but bacteria and fungi can still spread along the bristles in humid bathroom environments

Engineering Contradiction:
Improvemold preventionVSAvoidbacterial and fungal contamination
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The invention changes the temperature parameter from ambient air drying conditions to high-temperature steam conditions. By exposing bristles to steam at 100°C or higher, the system creates an environment that kills bacteria and fungi rather than merely removing moisture, providing active sterilization alongside drying

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention converts the harmful effect of humidity (which promotes bacterial growth) into a beneficial sterilizing agent. By using heated water vapor that condenses on the bristles, the system delivers thermal energy that kills microorganisms, turning the potentially harmful moist environment into a beneficial high-temperature sterilizing treatment

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Object-affected harmful factors

If simple enclosed housing is used to protect toothbrush bristles, then physical barriers against contamination are provided, but bacteria and fungi can still spread along the bristles after initial exposure

Engineering Contradiction:
Improvephysical contamination protectionVSAvoidbacterial and fungal sterilization
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The invention merges the protective enclosure function with an active steam sterilization system. The housing not only physically protects the toothbrushes but also contains and directs steam onto the bristles, combining passive protection with active sterilization in a single integrated system

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention introduces steam as an intermediary substance between the heating element and the toothbrush bristles. The steam acts as a heat transfer medium that delivers thermal energy to sterilize the bristles without requiring direct contact with the heating element, enabling effective sterilization while protecting the toothbrush handles from excessive heat

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

Effectively kills germs and fungi on toothbrush bristles by creating a high-temperature steam environment, providing a natural and efficient sanitization method that is safer and more effective than chemical disinfectants or air drying.

Implementation Method 1

a heating means for vaporizing a quantity of water and creating a high pressure, high temperature steam environment

Methodology Applied
Scientific EffectVaporization: Evaporation

Implementation Method 2

A heating element on a timer switch rapidly heats a small quantity of water, which transforms into steam

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 3

the steam to clean at least one toothbrush within the interior of the assembly... kills germs and fungi from the brush heads

Methodology Applied
Scientific EffectThermal sterilization: Heat Treatment

Data Source

PatentUS9156067B2Toothbrush steam cleaning container
Publication Date: 2015.10.13 TALARICO MARGARET
  • US9156067B2 patent drawing
  • US9156067B2 patent drawing
  • US9156067B2 patent drawing

AI summary

Disclosed is a toothbrush storage and sanitizing container, comprising a housing having a lower portion and an upper portion. The lower portion comprises an interior fluid reservoir and an open interior between the reservoir and the walls of the housing for retaining the handles of at least one toothbrush. The upper portion is a removable enclosure that supports the toothbrush heads in an upstanding configuration. A nozzle device connects the reservoir to the upper portion of the housing, while a heating element within the reservoir rapidly heats and vaporizes the water therein. High pressure and high temperature steam is communicated through the nozzle ports in the upper portion of the housing to subject the toothbrush heads to a burst or continuous spray of steam for cleaning and sanitation purposes.