Cosmetic Applicator Guidance With Real-Time Position Feedback
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Solution Overview
Problem
Existing cosmetic application methods lack precision and accuracy in applying cosmetic styles to biological surfaces, leading to inconsistent results and user frustration.
Innovation Solution
A cosmetic deposition device equipped with an applicator component, position sensor, display, and circuitry that guides the application of cosmetic compositions by detecting the position relative to the biological surface, providing real-time feedback and adjusting the deposition process to ensure accurate placement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual cosmetic application is used, then ease of operation is maintained, but manufacturing precision and measurement precision deteriorate due to manual errors and lack of real-time guidance
Solution Approach 1:
The patent implements real-time feedback through position sensors that detect applicator location and a display that shows visual indicators representing applicator position relative to guide segments. This closed-loop feedback system enables real-time guidance and correction during cosmetic application, significantly improving application precision while maintaining reasonable device complexity through intuitive visual feedback.
Solution Approach 2:
The patent replaces manual mechanical application with an automated guidance system using position sensors, circuitry, and display elements. The system computes applicator position based on sensor data and provides real-time visual guidance, substituting human skill-based mechanical application with sensor-based automated positioning assistance.
2Manufacturing precision
If real-time guidance system is added, then manufacturing precision improves, but device complexity increases due to additional sensors, display, and circuitry
Solution Approach 1:
The display component serves multiple functions: it displays visual indicators of applicator position, shows guide segments for desired application paths, and provides real-time feedback on deviation from target positions. The position sensor system also multi-functions by detecting both applicator location and movement direction. This multi-functionality reduces the need for separate dedicated components, managing device complexity while maintaining high precision.
3Measurement precision
If visual feedback is provided, then measurement precision improves, but loss of information increases due to need for real-time position computation and display updates
Solution Approach 1:
The system computes and displays visual indicators for applicator position but does not require processing all possible position parameters simultaneously. The display shows essential guidance information (visual indicator relative to guide segment) rather than complete raw sensor data, providing sufficient measurement precision while reducing information processing requirements through selective data presentation.
Data Source
AI summary
Devices, systems, and methods for autonomous, semi-autonomous, and assisted manual application of a cosmetic style to a portion of skin (e.g., skin, hair, eyebrow) of an individual. A cosmetic deposition device includes an applicator component, a position sensor, and a reservoir for compositions for the cosmetic style. A display of the cosmetic deposition device represents the portion of skin as a guide segment, and represents the applicator component as a visual indicator relative to the guide segment based on the position sensor. The depiction of the visual indicator responds to changes in the position of the applicator component relative to the portion of the biological surface to visually guide the individual to accurately apply the cosmetic style, and a feedback device alerts the individual if the application deviates from the portion of the biological surface. These approaches enable the individual to correct application of the composition in real time.