Carton Dispenser With Serrated Article Separating Member

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Solution Overview

Problem

Existing cartons lack efficient dispenser features for selectively dispensing portions of articles, such as rolled materials, without causing damage or requiring complex mechanisms.

Innovation Solution

A carton design featuring a dispenser opening and an article separating member, which allows for the selective dispensing of article portions by creating a line of weakness using a serrated edge, enabling easy tearing without damaging the remaining article.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a dispenser feature is added to the carton, then selective dispensing capability is improved, but device complexity increases

Engineering Contradiction:
Improvedispensing capabilityVSAvoidcarton structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The article is segmented into a selected portion and a remainder by inserting an article separating member that creates a line of weakness. This allows the article to be divided into dispensable portions without requiring complex mechanical dispensing mechanisms, thus improving adaptability while keeping the device simple.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An article separating member is introduced as an intermediary element between the article and the dispenser opening. This separating member with its line of weakness enables selective dispensing by providing a controlled separation point, adding dispensing capability without requiring complex integrated mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a line of weakness is created in the article, then ease of dispensing is improved, but article integrity deteriorates

Engineering Contradiction:
Improvedispensing easeVSAvoidarticle integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The article separating member creates a line of weakness at a specific localized position within the article. This localized modification allows easy tearing at the designated line while maintaining the integrity of the remaining article, thus improving dispensing ease without compromising overall article strength.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The line of weakness is created in advance by positioning the article separating member before dispensing is needed. This preliminary action prepares the article for easy dispensing by pre-establishing the separation point, while the design ensures that only the selected portion is separated, preserving the integrity of the remainder.

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If the article separating member is positioned to enable selective dispensing, then dispensing precision is improved, but manufacturing complexity increases

Engineering Contradiction:
Improveseparation precisionVSAvoidassembly complexity
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

The article separating member is designed to be self-positioning within the carton structure. It automatically aligns to create the line of weakness at the correct location during assembly, achieving precise separation without requiring complex positioning mechanisms or additional manufacturing steps, thus improving precision while maintaining ease of manufacture.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250115413A1Carton With Dispenser Features
Publication Date: 2025.04.10 GRAPHIC PACKAGING INTERNATIONAL LLC
  • US20250115413A1 patent drawing
  • US20250115413A1 patent drawing
  • US20250115413A1 patent drawing

AI summary

A carton for holding an article includes a plurality of panels extending at least partially around an interior of the carton, the plurality of panels including a front panel, a back panel, and at least one bottom panel, a plurality of end flaps foldably connected to a respective panel of the plurality of panels, the plurality of end flaps at least partially overlapped to form at least one closed end of the carton, a dispenser having a dispenser opening at least partially defined along the plurality of panels for accessing the article in the interior of the carton, and an article separating member at least partially received in the interior of the carton for at least partially separating a selected portion of the article from a remainder thereof.