Replaceable Bristle Toothbrush with Timer and Segmented Panels

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Conventional toothbrushes do not efficiently address the need for periodic replacement of worn bristles, leading to reduced cleaning effectiveness and hygiene issues.

Innovation Solution

A toothbrush device with a replaceable bristle head system, where panels with bristles are coupled to a handle, allowing for easy replacement when bristle life expires, and incorporating a timer, processor, and indicators for optimal usage and notification of replacement needs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional toothbrushes are used with fixed bristles, then the structure is simple and cost-effective, but cleaning effectiveness deteriorates over time as bristles wear out

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidtoothbrush structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The toothbrush is divided into two separable components: a reusable handle and replaceable bristle panels. The bristle panels are detached from the handle, allowing users to replace only the worn bristles while keeping the handle. This segmentation resolves the contradiction by enabling maintenance of cleaning effectiveness without requiring complete toothbrush replacement, thus managing complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention changes the state of the bristle component from fixed to replaceable. By making the bristle panel a separate, interchangeable parameter rather than a permanent part, the system maintains optimal cleaning performance over extended periods while managing complexity through standardized replacement mechanisms.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If bristle replacement is delayed, then device complexity remains low, but hygiene deteriorates due to worn bristles

Engineering Contradiction:
ImprovehygieneVSAvoidreplacement system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The invention incorporates a timer mechanism that performs preliminary action by tracking bristle usage duration and notifying users before bristles become excessively worn. This proactive timing system ensures hygiene maintenance by prompting replacement at optimal intervals, preventing the hygiene deterioration that would occur with delayed replacement.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The toothbrush system incorporates feedback mechanisms including timers and indicators that monitor bristle usage and communicate replacement needs to users. This feedback loop maintains hygiene by providing real-time information about bristle condition, enabling timely replacement before hygiene deteriorates, while managing complexity through automated monitoring rather than user guesswork.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If manual bristle replacement is used, then device complexity is low, but user convenience deteriorates due to lack of reminders

Engineering Contradiction:
Improveuser convenienceVSAvoidnotification system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The timer mechanism performs preliminary action by calculating optimal replacement intervals and notifying users in advance before bristles need replacement. This proactive notification system enhances user convenience by eliminating the need for users to manually track usage time, providing automated reminders that simplify the replacement decision process.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The toothbrush system provides self-service through automated timing and notification features that independently monitor usage and inform users when replacement is needed. This self-monitoring capability enhances convenience by freeing users from manual tracking, while managing complexity through integrated electronic components that perform the monitoring function autonomously.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8881333B1Replaceable bristle toothbrush device
Publication Date: 2014.11.11 MALAKOVA ALEVTINA
  • US8881333B1 patent drawing
  • US8881333B1 patent drawing
  • US8881333B1 patent drawing

AI summary

A replaceable bristle toothbrush device for periodically replacing worn bristles of a toothbrush includes a head having a front face. Each of a plurality of panels has an associated plurality of bristles coupled to and extending from the panel. Each panel is selectively couplable to the front face of the head wherein the associated plurality of bristles extends outwardly from the front face of the head. A handle is provided having a first end and a second end. The head is coupled to and extends from the first end of the handle.