Custom Shaving Stencils via 3D Body Scanning and UV Unwrapping
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Solution Overview
Problem
Existing shaving stencil technologies are limited in variety and applicability, requiring professional training for use and are not suitable for all body areas, making it difficult for individuals to maintain aesthetically appealing hair patterns without frequent and expensive trips to barbers.
Innovation Solution
A method of manufacturing custom shaving stencils based on 3D models of human and animal body parts, involving 3D scanning, UV unwrapping, and printing or cutting on a flexible substrate to create stencils that can be used by individuals without professional training, allowing for various designs on any body area.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional shaving stencils are used, then the hair pattern can be defined, but the variety of styles and body parts is severely limited
Solution Approach 1:
The patent transitions from traditional 2D stencils to 3D-printed stencils that can conform to three-dimensional body surfaces. This dimensional change enables application to complex body parts like breasts, buttocks, and genitals, while maintaining precise pattern definition through the 3D form factor.
Solution Approach 2:
The system allows dynamic adjustment of stencil parameters including shape, size, position, and design complexity through digital modeling. Users can modify these parameters to create custom stencils for various body parts and styles without increasing physical complexity of the device itself.
2Reliability
If professional barbers are used to maintain hair patterns, then the patterns are cut properly, but frequent trips are required which are expensive
Solution Approach 1:
The patent enables individuals to perform their own hair patterning at home using 3D-printed stencils and electric shavers. The stencil provides precise geometric guidance that allows non-professionals to achieve consistent, well-defined patterns without requiring frequent visits to professional barbers.
Solution Approach 2:
The system creates digital copies of desired hair patterns that can be replicated consistently across multiple uses. The 3D stencil serves as a physical copy of the digital design, allowing the same precise pattern to be reproduced at home without relying on a professional barber's interpretation.
3Reliability
If traditional stencils are used, then the pattern can be applied, but professional training is required for proper use
Solution Approach 1:
The 3D stencil acts as an intermediary tool that bridges the gap between digital design and physical application. It translates complex digital patterns into a physical form that can be easily handled, positioned, and removed by users without professional training, while maintaining pattern accuracy through its precisely manufactured geometry.
Solution Approach 2:
The stencil design is segmented into modular components that can be independently adjusted and positioned. This segmentation allows users to easily apply the stencil to different body parts and adjust the pattern location without requiring professional knowledge of hair growth patterns or cutting techniques.
4Manufacturing precision
If rigid plastic stencils are used, then the pattern is pre-defined, but the stencils cannot adapt to various body contours
Solution Approach 1:
The patent employs 3D-printed stencils that utilize three-dimensional space to conform to body contours. The stencils are designed with curved surfaces and adjustable components that allow them to adapt to the specific geometry of various body parts while maintaining precise pattern definition through the 3D form factor.
Data Source
AI summary
The present disclosure provides a method of manufacturing one or more shaving stencils automatically based on a library of 3D models of human and animal body parts. The shaving stencils can be made according to a standard specification for a human or animal body part or according to a desired specification set out in a stencil request. Systems for implementing the disclosed method are also provided, including a mobile application configured to scan a user's face and provide an interface for viewing certain pre-made stencils on the scanned face.