Sensor-Guided Shaving Razor for Blade Wear and Technique Feedback
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Solution Overview
Problem
Existing shaving systems lack the ability to provide real-time feedback on proper shaving techniques, leading to issues such as razor burn, irritation, and premature blade dulling due to improper handling and positioning during shaving.
Innovation Solution
A shaving system equipped with sensors, including a microcontroller, proximity sensors, and an image camera, that transmit sensory data to provide real-time feedback on blade positioning and shaving quality, allowing for improved technique and extended blade life.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If users rely only on feel to determine shave quality, then the device complexity is low, but the measurement precision of shaving technique is insufficient
Solution Approach 1:
The patent replaces the mechanical sense of touch with optical sensors (cameras) and electronic detection systems. The camera captures images of the shaving area, and image processing algorithms analyze hair removal quality, blade positioning, and skin condition, substituting human tactile judgment with automated optical measurement.
Solution Approach 2:
The patent introduces an intermediary image processing system between the blade and the user's perception. The camera captures visual data, which is then processed by algorithms to provide quantitative feedback on shave quality, blade attrition, and technique correctness, serving as a mediator that translates physical shaving actions into measurable information.
2Loss of information
If no real-time feedback is provided, then the device complexity is low, but the loss of information about blade positioning and wear is significant
Solution Approach 1:
The patent implements a feedback system where sensors (cameras, proximity sensors) continuously monitor blade positioning, contact force, and shaving quality. This data is processed and fed back to the user in real-time, enabling adjustment of shaving technique and providing information about blade wear and attrition throughout the shaving process.
Solution Approach 2:
The patent replaces manual inspection and subjective assessment with automated sensor systems. Cameras capture visual information about blade position and skin contact, proximity sensors detect blade-to-skin distance, and image processing algorithms quantify blade attrition and shave quality, substituting human sensory limitations with electronic detection.
3Duration of action of moving object
If proper shaving technique is not monitored, then the ease of operation is high, but the blade life is reduced due to premature dulling
Solution Approach 1:
The patent provides real-time feedback on blade wear and attrition through image analysis and sensor data. By monitoring changes in blade appearance and performance metrics, the system alerts users when the blade is deteriorating, enabling timely replacement and maximizing blade life without requiring users to manually inspect the blade.
Solution Approach 2:
The patent enables the blade care system to monitor and manage its own condition automatically. The sensors and image processing algorithms continuously assess blade attrition and provide feedback without requiring user intervention or expertise, allowing the system to self-optimize for extended blade life while maintaining ease of operation.
Data Source
AI summary
An intelligent shaving system is disclosed herein including a system having a bandle, at least one blade connected to the handle, a microcontroller attached to the handle, a wireless communication unit configured to send and receive data from microcontroller to an external device, a memory configured to store data applicable to the at least one blade, and one or more sensors configured to send sensory data from the one or more sensors to microcontroller. The one of the one or more sensors is a proximity sensor or a camera having image sensor configured to capture video and/or still images. The shaving system assists in determining blade attrition and provides indicators to assist in shaving techniques. The shaving system further may include at least one blade slightly curved to follow a tangent of the skin. The at least one blade may have a nanolattice structure.