Reusable Deodorant Stick Packaging with Embedded Arcuate Bridges

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Solution Overview

Problem

Existing deodorant stick products require complex packaging mechanisms, such as elevators or spindles, which increase costs and waste, and are not reusable.

Innovation Solution

A deodorant stick composition mounted on an axially immobile retaining member with arcuate bridge structures embedded within, allowing for reversible connection to a holder without the need for elevators or spindles, enabling reuse of the packaging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If an elevator mechanism or spindle is used to elevate the stick composition out of the container, then the stick composition can be accessed for use, but the packaging becomes more complex and costly

Engineering Contradiction:
Improveaccess to stick compositionVSAvoidpackaging structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention extracts and eliminates the elevator mechanism or spindle from the packaging structure. The stick composition is mounted directly on the container wall without requiring any elevating mechanism, thereby simplifying the packaging while maintaining accessibility for use.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The packaging is divided into distinct functional components: the container body, the stick composition, and the cap. By segmenting the structure and removing unnecessary intermediate components like elevators or spindles, the design achieves simplicity while preserving the essential function of delivering the stick composition to the user.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a plastic container with elevator mechanism is used, then the stick composition is protected and contained, but packaging waste increases and reusability is reduced

Engineering Contradiction:
Improveprotection of stick compositionVSAvoidpackaging waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The invention enables recovery and reuse of the packaging structure. The simplified container without elevator mechanism can be easily disassembled and reused with a new stick composition insert, significantly reducing packaging waste compared to disposable designs with complex mechanisms.

Inventive Principle:
Principle #34Discarding and recovering

Solution Approach 2:

By removing the elevator mechanism or spindle, the packaging structure becomes simpler and more suitable for reuse. The stick composition can be easily removed and replaced without damaging the container, allowing the packaging to be recovered and used multiple times.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If the stick composition is completely exposed on a retaining member, then the product is accessible for use, but the retaining member requires complex assembly mechanisms

Engineering Contradiction:
Improveaccess to stick compositionVSAvoidassembly process
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The invention extracts the complex assembly mechanisms from the retaining member design. The stick composition is mounted directly on the container wall through a simple process, eliminating the need for complex assembly steps while maintaining complete exposure of the product for use.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12364321B2Packaged deodorant stick product
Publication Date: 2025.07.22 CONOPCO INC
  • US12364321B2 patent drawing
  • US12364321B2 patent drawing
  • US12364321B2 patent drawing

AI summary

A packaged deodorant stick product comprising a deodorant stick composition mounted on an axially immobile retaining member, the retaining member being reversibly connected to a holder enabling the deodorant stick product to be held in the human hand, wherein the retaining member comprises arcuate bridge structures separated by holes, the bridge structures arcing into the deodorant stick composition and being embedded therein.