Reclosable Sanitary Product Wrapper with Flap Port

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Solution Overview

Problem

Existing sanitary product wrappers are noisy, difficult to open, and generate excess waste, making them inconvenient for discreet use and disposal, and often require complex tooling for manufacturing.

Innovation Solution

A wrapper design with a port for easy access and resealing, featuring a flap and sticker that can be easily opened and closed, allowing for discreet removal and insertion of sanitary products without noise, and can be manufactured using simpler machinery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If polyolefin films are used for wrapper material, then protection and sealing are improved, but noise is generated upon tearing

Engineering Contradiction:
Improveprotection and sealingVSAvoidnoise
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent changes the material parameter from polyolefin films to paperboard, fundamentally altering the physical properties of the wrapper. This material substitution eliminates the noise generation upon tearing while maintaining protective and sealing functions through the flaps and adhesive mechanisms.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If perforated lines and die cuts are added to facilitate opening, then ease of operation is improved, but device complexity and waste increase

Engineering Contradiction:
Improveease of openingVSAvoidcomplexity of tooling
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The wrapper is segmented into distinct functional components: a main body and separate flaps that can be independently manipulated. This segmentation allows the flaps to be opened and closed without requiring complex perforated lines or die cuts in the main wrapper structure, simplifying the overall design while maintaining ease of operation.

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If flaps and adhesive are added for reclosing capability, then adaptability is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvereclosing capabilityVSAvoidmanufacturing simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The flaps serve multiple functions: they seal the wrapper during storage, provide a reclosing mechanism after opening, and enable discreet disposal. This multi-functionality is achieved through simple adhesive application on the flaps, avoiding the need for complex tooling while delivering versatile functionality.

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

4Ease of operation

If a port is created for product access, then ease of operation is improved, but sealing effectiveness may be compromised

Engineering Contradiction:
Improveaccess to sanitary productVSAvoidsealing effectiveness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The flaps are pre-positioned to cover the opening where the sanitary product accesses the external environment. This preliminary sealing action maintains hygiene and discretion before the user needs to open the wrapper, and the flaps can be quickly repositioned after use to restore sealing effectiveness.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10932962B2Reclosable wrapper for sanitary products and related methods
Publication Date: 2021.03.02 ESSITY HYGIENE & HEALTH AB
  • US10932962B2 patent drawing
  • US10932962B2 patent drawing
  • US10932962B2 patent drawing

AI summary

A wrapped sanitary product comprises a wrapper and a sanitary product that provides for discreet storage and removal of a sanitary product, and/or discreet placement of a soiled sanitary product into a vacated wrapper to be discreetly disposed thereafter. The wrapper is formed such that an interior space is created to store a sanitary product. The wrapper has a storage configuration, and accessible configuration, and a second storage configuration. The wrapper has a port that provides access to the interior space and the sanitary product therein. The wrapper has a flap that can comprise a sticker or a tab, or both. The flap is sealed to the wrapper in a storage configuration, is at least partially removable from the wrapper in an accessible configuration, and is reclosable to the wrapper in a second storage configuration.