Eyebrow Contour Template with Dual-Side Positioning Aids

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Solution Overview

Problem

Existing eyebrow contour templates are complex to position, requiring professional assistance and often result in non-reproducible results due to varying eyebrow shapes and sizes, making it difficult for users to achieve symmetrical and desired contours.

Innovation Solution

A template with positioning aids on both halves, such as markings or haptic elements, allows for easy alignment and secure positioning along the lower eyebrow contour, facilitated by holding regions and an opaque hair-removing wax for precise placement and removal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a template is provided with only a single positioning aid or no positioning aid, then the template structure remains simple and production costs are low, but the positioning of the template becomes complex and laborious requiring professional assistance

Engineering Contradiction:
Improvetemplate structure simplicityVSAvoidtemplate positioning ease
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The template is divided into two separate halves (first half and second half) with each half having its own positioning aids. This segmentation allows each half to be independently positioned using simple reference points, eliminating the need for complex positioning mechanisms while maintaining ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Positioning aids in the form of markings are introduced as intermediary elements between the template and the eyebrow. These markings serve as reference points that facilitate easy alignment and positioning without requiring complex mechanical structures or professional expertise.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If a template uses a single positioning aid, then the template structure remains simple, but achieving reproducible and symmetrical results becomes difficult due to varying eyebrow shapes and sizes

Engineering Contradiction:
Improvepositioning aid quantityVSAvoidpositioning reproducibility
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The template is split into two halves with multiple positioning aids on each half. This segmentation allows each half to be independently aligned with corresponding positioning aids, ensuring reproducible and symmetrical results even with varying eyebrow shapes and sizes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different positioning aids are provided on each half of the template to accommodate local variations in eyebrow shapes and sizes. Each positioning aid is specifically positioned to facilitate accurate alignment with reference points on the face, ensuring reliable and reproducible positioning.

Inventive Principle:
Principle #3Local quality

3Illumination intensity

If the support is transparent, then visibility of the support structure is good, but the hair-removing means becomes difficult to see affecting positioning accuracy

Engineering Contradiction:
Improvesupport visibilityVSAvoidpositioning precision
Core Design Contradiction:
Illumination intensityVSMeasurement precision

Solution Approach 1:

The hair-removing means is provided with an opaque marking that contrasts with the transparent support. This marking makes the hair-removing means visible against the transparent background, allowing users to see the positioning and alignment of the template accurately without compromising the visibility of the support structure.

Inventive Principle:
Principle #32Color changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables versatile, reproducible, and easy-to-use eyebrow contour formation, reducing production costs and ensuring symmetrical results, while the opaque hair-removing wax improves visibility and adhesion for effective hair removal.

Implementation Method 1

the template has an optical positioning aid provided on at least one lateral half of the template for positioning the template relative to the eyebrow

Methodology Applied
Scientific EffectOptical positioning:

Implementation Method 2

a hair-removing region adjoining this support edge, which is coated with a hair-removing means

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS10729219B2Template for forming a contour on an eyebrow
Publication Date: 2020.08.04 ANDMETICS ANDREA LEHNER COSMETICS GMBH
  • US10729219B2 patent drawing
  • US10729219B2 patent drawing

AI summary

A template for forming a contour on an eyebrow, having a hair-removing means, having a flat, flexible support, which has a support edge that follows the lower contour curve to be formed for the eyebrow and a hair-removing region adjoining this support edge, which is coated with a hair-removing means, and having an optical positioning aid provided on at least one lateral half of the template for positioning the template relative to the eyebrow. For a simple use of the template with reproducible results, it has a positioning aid on each of the two halves.