Multi-color Cosmetic Packaging Tin with Nested Storage
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Solution Overview
Problem
Traditional cosmetic packaging tins are single-function and require separate carrying and use for each cosmetic item, making them inconvenient and costly for customers.
Innovation Solution
A multi-color cosmetic packaging tin with a cylindrical base, bottom cover, middle sleeve, screw sleeve, core post, and upper cover, featuring longitudinal slots, splines, grooves, and slide blocks, allowing for the storage and easy selection and use of multiple cosmetics in one container.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional single-function packaging tins are used for each cosmetic item, then each cosmetic can be stored separately, but customers must carry and use multiple separate tins which increases complexity and cost
Solution Approach 1:
The patent combines multiple cosmetic storage functions into a single integrated packaging tin. The base tin can hold multiple hollow bodies (cosmetic containers) of different sizes and shapes, allowing customers to store various cosmetics (eye shadows, lipsticks, blushers, etc.) in one container rather than multiple separate tins. This merging approach directly resolves the contradiction by improving versatility while keeping the overall structure simple and unified.
Solution Approach 2:
The packaging tin is designed with universal adaptability to accommodate different types and sizes of cosmetic containers. The base tin can hold hollow bodies of various dimensions, and the removable inner tin can be configured for different cosmetic items. This multi-functional design allows a single packaging solution to serve multiple cosmetic storage needs, improving versatility without requiring multiple specialized containers.
2Ease of operation
If multiple separate packaging tins are used for different cosmetics, then each cosmetic has dedicated storage, but carrying and using them becomes inconvenient and costly
Solution Approach 1:
The patent merges multiple cosmetic storage functions into a single integrated packaging tin. The base tin can hold multiple hollow bodies (cosmetic containers) of different sizes and shapes, allowing customers to store various cosmetics (eye shadows, lipsticks, blushers, etc.) in one container rather than multiple separate tins. This merging approach directly resolves the contradiction by improving versatility while keeping the overall structure simple and unified.
3Ease of operation
If a single packaging tin stores multiple cosmetics, then carrying convenience is improved, but the structure becomes more complex
Solution Approach 1:
The packaging tin is segmented into distinct functional components: a base tin, multiple removable hollow bodies for different cosmetics, and an inner tin that can be removed and replaced. This segmentation allows the system to handle multiple cosmetics in one container while maintaining simplicity through modular design. Each component remains structurally simple, but their combination provides the functionality of multiple separate tins.
Solution Approach 2:
The patent employs a nested structure where hollow bodies (cosmetic containers) are placed inside the base tin, and an inner tin can be inserted into or removed from the base tin. This nesting arrangement allows multiple cosmetic storage compartments to be organized within a single outer container, achieving multi-functionality without requiring a complex integrated structure. The nested design simplifies both manufacturing and assembly.
Data Source
AI summary
A multi-color cosmetic packaging tin with a base, a bottom cover, a middle sleeve, a screw sleeve, a core post and an upper cover. The core post is a cylinder formed of a plurality of hollow bodies. The base is sleeved in the bottom cover and the screw sleeve is sleeved in the middle sleeve. A breach on the screw sleeve is matched with a button on the middle sleeve and the middle sleeve includes a screw sleeve sleeved on the base. The core post is sleeved in the base and a plurality of slide blocks are formed in respective longitudinal slots in the base. The upper cover is disposed on the middle sleeve and grooves in the upper cover are clamped with upper clamping rings of the middle sleeve.


