Cosmetic Applicator With Deformable Roller Head
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Solution Overview
Problem
Conventional cosmetic applicators are inadequate for applying personal care compositions like cosmetics foundations and lotions, as they are often unsanitary, wasteful, and unsuitable for applying to various skin areas due to fixed applicator surfaces and inability to deliver multiple compositions or perform multiple functions.
Innovation Solution
A multi-purpose cosmetic applicator with a deformable and/or replaceable head that includes a reservoir system for storing and dispensing multiple personal care compositions, featuring a rotatable application roller with adjustable friction modes and surface patterns for even application on diverse skin areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional applicator with a fixed applicator surface is used, then the application process is simple, but the applicator cannot adapt to various skin areas and results in uneven distribution of composition
Solution Approach 1:
The applicator head is made deformable through a flexible membrane structure that can change shape in response to pressure applied by the user. This allows the fixed applicator surface to dynamically adapt to different skin contours and areas, resolving the contradiction between adaptability and structural simplicity.
2Adaptability or versatility
If a single composition is stored in the applicator, then the device structure is simple, but the applicator cannot perform multiple functions such as cleaning and makeup application
Solution Approach 1:
The reservoir system is divided into multiple separate reservoirs, each capable of storing different personal care compositions. This segmentation allows the applicator to perform multiple functions by storing and dispensing different compositions, while keeping each individual reservoir simple in structure.
Solution Approach 2:
The applicator is designed as a multi-functional device that can store and apply multiple different personal care compositions including cleansers, exfoliants, and makeup products. The universal reservoir and applicator head design enables a single device to replace multiple specialized tools.
3Adaptability or versatility
If the applicator surface position is fixed relative to the applicator body, then the device is easy to manufacture, but the applicator cannot accommodate different user facial features and pressure distributions
Solution Approach 1:
The applicator head is designed with a flexible membrane that can deform and change position relative to the applicator body during use. This dynamic capability allows the applicator surface to adapt to different facial features and pressure distributions without requiring complex adjustable mechanisms, maintaining manufacturing simplicity while achieving adaptability.
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
The applicator enables efficient, sanitary, and even application of multiple personal care compositions to various skin areas, addressing the limitations of conventional applicators by providing adjustable friction and surface patterns for enhanced usability and product distribution.
Implementation Method 1
adjustable friction modes
Implementation Method 2
rotatable application roller
Implementation Method 3
deformable and/or replaceable applicator head
Data Source
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AI summary
A multi-functional, multi-compositional cosmetic applicator is disclosed. The applicator includes an application surface in liquid communication with a reservoir. The reservoir includes a first personal care composition and a second personal care composition stored therein, and the applicator is actuatable between a first and second functional configuration wherein the application surface of the applicator exhibits a first frictional force when in the first functional configuration and a second frictional force that is less than the first frictional force when in the second functional configuration. The applicator includes an actuatable delivery system that allows a user to selectively dispense the first and second compositions.