Cosmetic Powder Package With Rotating Roller Discharge Control

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Solution Overview

Problem

Conventional cosmetic packages for powder products suffer from uncontrolled discharge, leading to messes and wastage, and require separate applicators, making them inconvenient for travel.

Innovation Solution

A cosmetic package design featuring a container with a roller mechanism that allows controlled discharge of powder products, integrated with an outer cap, inner cap, insert, and base plug, ensuring a tight seal to prevent leakage and incorporating a rotating roller for precise application.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional cosmetic packages discharge powder product upon orientation in a defined angle, then the powder product can be discharged, but the discharge amount is uncontrolled leading to mess and wastage

Engineering Contradiction:
Improvepowder discharge operationVSAvoidpowder product wastage
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The roller is made rotatable to dynamically control powder discharge. Instead of fixed orientation-based discharge, the user can rotate the roller to dispense precise amounts of powder on demand, converting a static discharge mechanism into a dynamic one that allows continuous control of powder release quantity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The discharge mechanism changes from orientation-based (angular parameter) to rotation-based (rotational parameter). By changing the control parameter from package orientation angle to roller rotation angle, the system achieves precise control over powder discharge amount, allowing users to dispense only the needed quantity.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If conventional cosmetic packages use separate applicators, then application can be performed, but multiple containers need to be carried reducing travel convenience

Engineering Contradiction:
Improveapplication functionVSAvoidnumber of containers
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The applicator function is merged with the container by integrating a roller directly into the package. The roller serves dual purposes: it acts as both the applicator tool and part of the dispensing mechanism, eliminating the need for separate applicators and reducing the number of items to carry.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The roller component performs multiple functions: it serves as the discharge control mechanism, the applicator for applying powder to skin, and the transfer medium between container and user. This multi-functionality consolidates what were previously separate components into a single integrated element.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Productivity

If conventional cosmetic packages discharge uncontrolled amount of powder, then powder can be dispensed, but excessive powder leads to mess

Engineering Contradiction:
Improvepowder discharge rateVSAvoidmess
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The static discharge mechanism is replaced with a dynamic roller that rotates to control powder flow. This allows the system to adapt the discharge rate to user needs, dispensing only the required amount rather than releasing uncontrolled quantities that create mess.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The roller mechanism provides visual and tactile feedback to the user during rotation, allowing real-time control of powder discharge. The user can see and feel the roller's movement and adjust rotation to match the desired powder amount, preventing over-discharge and mess.

Inventive Principle:
Principle #23Feedback

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 design provides a mess-free, controlled discharge of powder products, enhancing user experience and making the package travel-friendly.

Implementation Method 1

The roller is configured to rotate in a defined direction about an axis for discharging a controlled amount of the powder product

Methodology Applied
Scientific EffectRotation:

Data Source

PatentUS12376663B2Cosmetic package for discharging a powder product
Publication Date: 2025.08.05 APR BEAUTY GRP INC
  • US12376663B2 patent drawing
  • US12376663B2 patent drawing
  • US12376663B2 patent drawing

AI summary

A cosmetic package comprising a roller for discharging a powder product. The cosmetic package comprises an outer cap, an inner cap, an insert, the roller, a container, and a base plug. The container has an open bottom end which is closed by the base plug. The insert is mounted within the container above a cosmetics accommodating space of the container. The roller is disposed rotatably within the cosmetics accommodating space of the container and another portion of the roller extending outside the cosmetics accommodating space from an aperture located in the insert. The inner cap forms a tight seal with the insert and the roller to prevent leakage of powder product from the container.