Fold-Out Opening Container With Segmented Flap

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Solution Overview

Problem

Existing containers for granulated or liquid products face difficulties in manual opening and closing, inefficient use of inner volume, and inaccurate dosage and pouring due to suboptimal manual opening systems.

Innovation Solution

A container with a fold-out opening mechanism, featuring a laminar body with specific bending and folding lines that allow for manual creation and secure closure of an opening, enabling better exploitation of the inner volume and improved accuracy in dosage and pouring.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a manual opening system is incorporated in the container, then the container can be opened and closed manually, but the inner geometric volume is not fully exploited

Engineering Contradiction:
Improvemanual opening and closingVSAvoidinner geometric volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The upper flap is divided into three rectangular portions (first, second, and third portions) through folding lines. The first and third portions can be folded inward to create an opening, while the second portion remains stationary or folds in a different manner. This segmentation allows the opening mechanism to occupy minimal space when closed, maximizing the inner geometric volume while still enabling manual opening and closing functionality.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If a manual opening system is used in the container, then the container can be opened manually, but the dosage and pouring accuracy is insufficient

Engineering Contradiction:
Improvemanual openingVSAvoiddosage and pouring accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The container is equipped with a dosing system that pre-measures specific quantities of content before dispensing. The dosing mechanism includes markings or indicators that show the user the correct dosage level, and the opening mechanism is designed to work with this pre-measured content, allowing for accurate dosage and pouring while maintaining ease of manual operation.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the upper flap is divided into multiple portions with folding lines, then the opening can be created manually, but the structural complexity increases

Engineering Contradiction:
Improvemanual opening creationVSAvoidfolding line arrangement
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The folding lines are designed to converge at a common point on the upper flap, and the first and third portions are symmetrically positioned. This merging of folding lines at a common point creates a compact, organized structure that simplifies the overall design despite having multiple portions. The symmetry and common convergence point reduce the visual and structural complexity, making the multi-portion design more manageable while still enabling manual opening creation.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS10343813B2Container with fold-out opening
Publication Date: 2019.07.09 TECNOGRAFICA & MAQUINARIA
  • US10343813B2 patent drawing
  • US10343813B2 patent drawing
  • US10343813B2 patent drawing

AI summary

Container with fold-out opening, resulting from the suitable bending and folding of a laminar body that has bending lines that define four rectangular walls, which have a common upper flap and another, common lower flap with bending lines; the upper flap has two folding lines that continue two transverse bending lines defining a wall that is in a central position; said folding lines defining three rectangular portions of the upper flap; the central portion having the same axis of symmetry as the central wall; each of the portions is provided with additions opposite the contact thereof with the walls; the addition having a tear line that divides the addition into two dividing parts; the portion having a slot and the addition having a tab in the dividing part thereof and which can be engaged and inserted into the slot.