Pivoting Dispensing Carton With Adhesive-Free Bottom Closure

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Existing dispensing cartons with pivoting dispensers often require complex machinery or manual closure with adhesives to seal the bottom end, making them difficult to assemble and use without specialized tools or expertise.

Innovation Solution

A carton design featuring a pivotable dispenser and a bottom panel that can be easily closed through simple folding operations, eliminating the need for adhesives or chemical joining means, allowing for manual assembly and use without specialized equipment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If complex interlocking bottom flaps are used, then the carton structure is stable, but the closure requires manual closure and complex machinery

Engineering Contradiction:

Improvecarton structure stabilityVSAvoidclosure operation simplicity

Core Design Contradiction:

Stability of the object's compositionVSEase of operation

Solution Approach 1:

The bottom closure is divided into separate components: a bottom panel and bottom side flaps. This segmentation allows the bottom panel to be a simple rectangular piece that can be easily folded over, while the side flaps provide the necessary structural support. The separation of closure functions simplifies the overall operation while maintaining stability.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Instead of using complex interlocking flaps that require manual manipulation, the invention inverts the approach by using a simple bottom panel that folds over freely. The complexity is inverted from the closure mechanism itself to the structural support elements, allowing easy operation while maintaining stability through the inverted design logic.

Inventive Principle:

Principle #13The other way round (Inversion)

2Reliability

If adhesives or chemical joining means are used, then the bottom end closes securely, but the assembly requires adhesives or special machinery

Engineering Contradiction:

Improvebottom closure securityVSAvoidassembly process simplicity

Core Design Contradiction:

ReliabilityVSEase of manufacture

Solution Approach 1:

The invention replaces chemical joining means (adhesives) with a purely mechanical folding and interlocking system. The bottom panel is folded over the bottom side flaps and secured through mechanical interlocking features, eliminating the need for adhesives or chemical joining processes. This substitution maintains closure security while dramatically simplifying the assembly process.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The bottom closure system is designed to be self-securing through its geometric configuration. The bottom panel folds over and locks into place through the interlocking geometry of the bottom side flaps, without requiring external adhesives or chemical joining means. The structure serves its own closure function through its inherent mechanical design.

Inventive Principle:

Principle #25Self-service

3Reliability

If complex machinery is used for closing, then the bottom end closes reliably, but consumers cannot easily load items after delivery

Engineering Contradiction:

Improvebottom closure reliabilityVSAvoidpost-delivery loading capability

Core Design Contradiction:

ReliabilityVSAdaptability or versatility

Solution Approach 1:

The bottom closure is designed with dynamic characteristics that allow it to be easily opened and closed by hand. The bottom panel can be folded over and secured through simple manual manipulation of the bottom side flaps, enabling consumers to load items after delivery without requiring complex machinery. The mechanical design provides both reliability and post-delivery adaptability.

Inventive Principle:

Principle #15Dynamics

Data Source

PatentUS7703665B2Dispensing carton

Publication Date: 2010.04.27 GRAPHIC PACKAGING INTERNATIONAL LLC

AI summary

A carton accommodates stacked, articles. The carton has a pivoting dispenser that allows the articles to be dispensed from the front of the carton. The bottom panel can be erected using relatively simple folding operations.