Twisted Package Design with Parallelogram Panels

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Solution Overview

Problem

Conventional packaging methods are limited in providing exotic shapes and improved functionality, as they typically consist of basic boxes with straight sides, lacking innovative designs that can be both compact and functional.

Innovation Solution

A twisted package design featuring a body with longitudinal fold lines that can be twisted in a formed state, incorporating end bridges and panels to enclose a pouch cavity, with assemblies that allow selective closure and a blank configuration using parallelogram body panels and triangle panels connected by fold lines, enabling a compact flat state for storage and a twisted state for use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If conventional basic boxes with straight sides are used, then manufacturing simplicity is maintained, but shape variety and functional innovation are limited

Engineering Contradiction:
Improvepackage shape varietyVSAvoidpackage structure complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The package body is divided into multiple panels (front, back, left, right) connected by fold lines, with end bridges connecting these panels. This segmentation allows the package to be flattened into a compact form while maintaining structural integrity and enabling twisted configurations when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The package transitions between two-dimensional flat collapsed state and three-dimensional twisted formed state. The fold lines and end bridges enable this dimensional transformation, allowing compact storage when flat and functional twisted shape when formed, effectively utilizing spatial dimensions.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Adaptability or versatility

If the package is designed to be twisted in formed state, then functional versatility is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvepackage functionalityVSAvoidfold line alignment precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The end bridges are positioned asymmetrically relative to the panel centers, and the fold lines are arranged to create a twisted configuration rather than a symmetric box. This asymmetric arrangement enables the twisted functional form while the fold lines provide natural alignment guides during manufacturing.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The fold lines are pre-formed and positioned on the blank before assembly, and the end bridges are pre-configured with connection features. This preliminary preparation ensures that during assembly, the components align correctly to form the twisted shape, reducing the precision requirements during the final assembly process.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If the package can be selectively enclosed by user, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveselective closure capabilityVSAvoidassembly mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Instead of using complex latches or locks to keep the package closed, the design uses an open configuration as the default state with simple end assemblies that can be brought together to enclose. The first end assembly has latch features that can engage with the second end assembly, allowing selective enclosure through simple user action rather than complex mechanisms.

Inventive Principle:
Principle #13The other way round (Inversion)

Data Source

PatentUS11535418B2Twisted packages and blanks therefor
Publication Date: 2022.12.27 WESTROCK SHARED SERVICES LLC
  • US11535418B2 patent drawing
  • US11535418B2 patent drawing
  • US11535418B2 patent drawing

AI summary

In accordance with at least one aspect of this disclosure, a twisted package can be configured to be flat in a collapsed state having one or more fold lines that are straight. At least a portion of the twisted package can be twisted in the formed state such that the one or more fold lines are bent in the formed state and/or such that a body of the twisted package is twisted in a formed state. Any suitable structure to form a twisted package is contemplated herein.