Disposable Nail Polish Applicator with Recessed Base
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Solution Overview
Problem
Non-disposable nail polish applicators face issues with cap misplacement leading to evaporation and spillage, and disposable options lack a sturdy base for the brush during application, while also being limited by worn-out applicator elements and the need for a removable and free-standing design with a nail filing element.
Innovation Solution
A disposable substance applicator assembly comprising a base member, a removable cap member, a container for the substance, and an applicator member that forms an air-tight seal, allowing manual opening and incorporation of a nail filing element, with the applicator container resting in a recessed portion of the base for stability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Duration of action of moving object
If a non-disposable nail polish container with a screw-top cap is used, then the applicator can be reused multiple times, but the cap may be misplaced leading to evaporation and spillage of nail polish
Solution Approach 1:
The invention divides the applicator system into separate components: a reusable base member containing the nail polish reservoir and a disposable cap member with the applicator brush. This segmentation allows the cap to be easily replaced if misplaced, preventing evaporation and spillage while maintaining applicator durability through the reusable base.
Solution Approach 2:
The cap member is designed as a disposable component that can be easily replaced. This allows users to discard misplaced or contaminated caps and use fresh caps from the packaging, ensuring the seal remains intact and preventing evaporation without compromising the reusable base member.
2Reliability
If a disposable nail polish applicator with a frangible ampul is used, then evaporation and spillage are prevented, but there is no sturdy base for the brush to rest during application
Solution Approach 1:
The invention separates the sealing function (performed by the cap member and reservoir interface) from the support function (performed by the base member). The base member provides a sturdy structure with a recessed portion where the brush can rest during application, while the cap-reservoir interface maintains seal integrity to prevent evaporation.
Solution Approach 2:
The base member acts as an intermediary structure that provides mechanical support and stability for the applicator brush during use. The recessed portion in the base member cradles the brush handle, providing a stable resting position while the cap member maintains the seal on the reservoir.
3Ease of operation
If a disposable applicator is designed to be free-standing, then portability is improved, but the structure becomes more complex
Solution Approach 1:
The invention divides the applicator into a compact base member and a separate cap member, both of which are free-standing and portable. The base member contains the reservoir and provides structural support, while the cap member houses the brush. This segmentation allows each component to be independently handled and stored, improving portability without requiring a complex integrated structure.
Data Source
AI summary
An applicator assembly is provided, the applicator assembly includes a base member, a cap member removably associated with the base member, a container for a substance to be applied; and an applicator member removably associated with the container. The container and applicator member are configured to be received within an interior space defined between the base member and cap member.