Electric Toothbrush With Integrated Display For Interactive Feedback

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Solution Overview

Problem

There is a need for personal-care products, particularly oral-care systems, to provide users with informative and entertaining content before, during, or after use, enhancing the usage experience and facilitating compliance, but existing systems are limited in their ability to deliver comprehensive and interactive information effectively.

Innovation Solution

An oral-care system comprising a personal-care product connected via data links to a display that can project or show visual and audio information, including usage instructions, status updates, and entertainment, mounted on various surfaces or made portable, using wireless communication and sensors to provide interactive and personalized feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a separate display unit is used to provide personal care information, then comprehensive information delivery is improved, but device complexity and space requirements increase

Engineering Contradiction:
Improveinformation delivery completenessVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent combines the display functionality with the toothbrush handle by integrating a touchscreen display, processor, and sensor array directly into the toothbrush unit. This merging eliminates the need for a separate display device while maintaining comprehensive information delivery capabilities, including usage instructions, brushing performance feedback, and entertainment content.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The toothbrush is transformed into a multi-functional device that not only performs oral cleaning but also serves as an information display terminal, communication device, and entertainment system. The integrated display can show various types of information including product instructions, brushing metrics, and media content, making the single device universally useful for multiple purposes.

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

2Ease of operation

If interactive information is provided during brushing, then user engagement and compliance are improved, but energy consumption increases

Engineering Contradiction:
Improveuser engagementVSAvoidenergy consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The system uses periodic action by activating the display and sensors in sync with the toothbrush bristle oscillation cycles. The display updates information at rhythmic intervals rather than continuously, and the processor analyzes brushing data at discrete time points during each oscillation cycle. This periodic operation significantly reduces energy consumption compared to continuous monitoring and display updates while maintaining user engagement through timely feedback.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentEP2086458B1Oral care system
Publication Date: 2016.04.27 THE GILLETTE CO
  • EP2086458B1 patent drawingFigure 1~2
  • EP2086458B1 patent drawingFigure 3~4
  • EP2086458B1 patent drawingFigure 5~7

AI summary

In one embodiment, an oral-care system is provided. The oral-care system includes an electric toothbrush having a motor, a power source in electrical communication with the motor, and a bristle holder operatively connected to the motor. A display is in data communication with the electric toothbrush.