Rotatable Two-in-One Cosmetic Brush and Sponge Apparatus
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Solution Overview
Problem
Existing cosmetic tools require separate brushes and sponges, making them inconvenient to carry and use, especially when sponges become wet, as there is no integrated solution that supports both functions effectively.
Innovation Solution
A two-in-one apparatus with a cylindrical cosmetic brush container and sponge container that are symmetrical and rotatably attached, allowing for easy conversion between brush and sponge use, featuring a brush inserted in the brush container and a sponge in the sponge container, with cover members and cutout portions for assembly and rotation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If separate brush and sponge are prepared, then each tool can perform its specific function, but it causes inconvenience to users and is not easy to carry
Solution Approach 1:
The patent combines a brush and a sponge into a single integrated cosmetic tool. The brush is inserted into the brush container, and the sponge is inserted into the sponge container, with both containers rotatably attached to each other. This merging allows users to carry both tools simultaneously in one compact unit, resolving the contradiction between functional versatility and portability.
Solution Approach 2:
The integrated cosmetic tool serves multiple functions - it can be used as a brush for applying powder cosmetics and as a sponge for applying liquid cosmetics. The rotatable connection between the brush container and sponge container allows users to switch between functions easily, providing universal applicability while maintaining compact portability.
2Adaptability or versatility
If sponge remains wet after use, then it can be used for liquid make-up application, but it is not easy to keep the sponge separate from other cosmetics or cosmetic tools
Solution Approach 1:
The patent divides the cosmetic tool into separate modular components - the brush container and the sponge container are rotatably attached but can be separated. This segmentation allows the wet sponge to be easily detached and stored separately from other cosmetics, preventing contamination while maintaining the ability to use both tools when needed.
Solution Approach 2:
The rotatable connection between the brush container and sponge container provides dynamic flexibility. The sponge container can be rotated to access the sponge, and when not in use, the entire sponge container can be separated from the brush container. This dynamic design allows users to adapt the storage configuration based on whether the sponge is wet or dry, resolving the contradiction between usability and storage stability.
3Ease of operation
If brush and sponge are integrated in one apparatus, then portability is enhanced, but the device complexity increases
Solution Approach 1:
The patent employs a nested structure where the brush is inserted into the brush container and the sponge is inserted into the sponge container. The two containers are rotatably attached, creating a compact nested arrangement that minimizes overall size while maintaining simple individual components. This nesting approach reduces structural complexity compared to alternative integrated designs.
Data Source
AI summary
The present invention relates to a two-in-one apparatus comprising a cosmetic brush and sponge, comprising a cosmetic brush container (10) and a cosmetic sponge container (20) which are symmetrical to each other and are rotatably attached in contact.