Articulated Cosmetic Applicator With Flexible Stem
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Solution Overview
Problem
Existing cosmetic applicators fail to provide a comfortable, precise, and flexible application experience, with limited travel and control over the applicator element, which restricts access to delicate areas and does not allow for automatic return to the rest position after use.
Innovation Solution
A cosmetic applicator with an elastically deformable flexible portion that connects the applicator element to the stem, allowing for flexible movement and automatic return to the rest position, combined with a ball joint articulation for enhanced mobility and control, using materials like elastomeric and thermoplastic materials for optimal flexibility and comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If the applicator element is connected to the stem by a rigid structure, then the precision of application is improved, but the flexibility and comfort during application deteriorates
Solution Approach 1:
The linking element is divided into a rigid portion and a flexible portion. The rigid portion maintains precision by providing structural stability, while the flexible portion enhances comfort by adapting to skin contours. This segmentation resolves the contradiction between precision and flexibility.
Solution Approach 2:
Different portions of the linking element have different mechanical properties: the rigid portion near the stem provides stability for precise application, while the flexible portion near the applicator element provides comfort and adaptability. Each local region is optimized for its specific function.
2Adaptability or versatility
If the applicator element is allowed to move freely with multiple degrees of freedom, then the versatility of massage is improved, but the control over movement deteriorates
Solution Approach 1:
The articulation allows the applicator element to move dynamically with multiple degrees of freedom during application, enabling versatile massage techniques. The flexible portion simultaneously provides elastic resistance that helps control the movement, preventing excessive or uncontrolled motion.
3Ease of operation
If the applicator element has limited travel range, then the control and precision are improved, but the ability to access different areas deteriorates
Solution Approach 1:
The linking element is segmented into rigid and flexible portions that work together to extend the travel range while maintaining control. The flexible portion allows greater displacement without compromising the precision provided by the rigid portion.
4Adaptability or versatility
If the applicator element does not return to rest position automatically, then the freedom of movement is improved, but the ease of repeated application deteriorates
Solution Approach 1:
The flexible portion acts as an elastic element that automatically returns the applicator element to its rest position after displacement, without requiring user intervention. This self-service mechanism facilitates rapid repeated applications while preserving the freedom of movement during use.
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 provides a comfortable, precise, and dynamic massaging experience with increased travel range, allowing easy access to all areas and automatic return to the rest position, enhancing the application of cosmetic products while maintaining control over movement.
Implementation Method 1
a linking element (9) fixed to the stem (4), this linking element having an elastically deformable flexible portion (20) that is able to flex during the application of the product to the keratin materials
Data Source
AI summary
The subject of the present invention is an applicator for applying a product (P) to keratin materials, having:—an applicator element (5),—a stem (4),—a linking element (9) fixed to the stem (4),—an articulation (11).