Gable Top Container Perforated Fin Opening Mechanism

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Solution Overview

Problem

Current gable top containers are difficult to open completely, making it challenging to access contents with utensils like spoons or forks, and can tear easily when attempting to open the second half, limiting their usability for items like soup.

Innovation Solution

The design incorporates perforations in the gable panels that allow users to remove a portion of the fin, enabling the entire end of the container to be opened, facilitating access with utensils and reducing the risk of tearing by allowing the gable panels to separate along their length.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the container is designed with a single spout opening formed by tearing apart fins, then the container can be opened for pouring contents, but the entire end cannot be opened for utensil access and may tear when attempting to open the second half

Engineering Contradiction:
Improveease of openingVSAvoidaccessibility for utensils
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The fin structure is segmented into multiple sections with perforations that allow selective removal of portions. The fin is divided into a first portion and second portion separated by a first perforation, with additional perforations creating multiple removable sections. This segmentation enables the container to be opened completely while preventing tearing of the paperboard structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fin structure incorporates multiple perforations that create a porous-like pattern of openings. These perforations allow controlled removal of fin portions while maintaining structural integrity. The perforated arrangement enables complete opening of the container end while preventing tearing through the distributed hole pattern.

Inventive Principle:
Principle #31Porous materials

2Strength

If the fin structure is made strong to prevent tearing, then the container maintains structural integrity, but it becomes difficult to open completely for utensil access

Engineering Contradiction:
Improvestructural integrityVSAvoidease of complete opening
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The fin is segmented into multiple removable portions through strategically placed perforations. This allows the fin to be opened completely along its length while the remaining connected portions maintain structural integrity. The segmentation enables easy opening without compromising the strength of the remaining structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Perforations are pre-formed in the fin structure during manufacturing, creating predetermined weak points that allow controlled opening. This preliminary action enables the fin to be opened easily along its entire length while the paperboard structure maintains its strength and integrity throughout the process.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If the container end is opened completely to allow utensil access, then usability for items like soup is improved, but the paperboard may tear during the opening process

Engineering Contradiction:
Improveusability for various food itemsVSAvoidresistance to tearing
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The perforated pattern in the fin structure allows complete opening of the container end for utensil access while the distributed hole pattern prevents tearing. The porous-like arrangement of perforations enables the paperboard to be opened completely without compromising structural reliability.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The fin is segmented into multiple portions that can be removed independently through the perforations. This segmentation allows complete opening of the container end for improved usability with various food items while the segmented structure prevents tearing by distributing the opening force across multiple controlled separation points.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7628314B2Gable top container with perforated opening arrangement
Publication Date: 2009.12.08 BLUE RIDGE PAPER PROD LLC
  • US7628314B2 patent drawing
  • US7628314B2 patent drawing
  • US7628314B2 patent drawing

AI summary

A gable top container for storing an item is provided. The gable top container has a bottom made from at least one bottom forming panel. A side is formed from at least one side forming panel that extends from the bottom. A pair of gusset panels and a pair of gable panels extend from the side. The gable panels are arranged with respect to the gusset panels to form a gable top. Each of the gable panels has a fin that defines perforations that allow for the removal of at least a portion of the fin in order to effect opening of the container from one end of the gable panels to an opposite end of the gable panels. The container may be opened in order for a fork or spoon to be used in order to remove contents therefrom.