Sliding Handle for Compact Container Packaging

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Solution Overview

Problem

Conventional flexible plastic ring carriers for unitizing containers are inefficient in space utilization and display during shipping and storage, as they require a fixed handle that occupies space and does not compact effectively until the package is lifted.

Innovation Solution

A pair of flexible carriers with a separate, rigid handle that slides between the containers, allowing for compact storage and display, and only extends when the package is lifted, utilizing a unique handle configuration with skewers and a waist for secure engagement with the carriers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a fixed handle is used in conventional flexible ring carriers, then the package can be carried, but the handle occupies space and does not compact effectively during shipping and storage

Engineering Contradiction:
Improvecarrying capabilityVSAvoidpackage volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The handle is designed to slide between the containers along the longitudinal axis, transitioning from a retracted position during shipping to an extended position during carrying. This dynamic movement allows the handle to adapt its position based on operational needs, reducing volume during transport while maintaining carrying capability when needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The handle is nested within the package structure during shipping, positioned between the containers in a retracted state. When carrying is required, the handle slides outward from its nested position, effectively hiding its volume within the package boundaries during non-use and only occupying external space when functional.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If a fixed handle extends outward, then the package is easy to carry, but it occupies excessive space during shipping and display

Engineering Contradiction:
Improvecarrying convenienceVSAvoiddisplay area
Core Design Contradiction:
Ease of operationVSArea of stationary object

Solution Approach 1:

The handle transitions from a retracted position during shipping and display to an extended position during carrying. This dynamic adjustment allows the package to present a compact profile on shelves and during transport, while providing easy carrying capability when consumers pick up the product.

Inventive Principle:
Principle #15Dynamics

3Volume of moving object

If the handle is positioned between containers, then the package is compact, but the handle must slide upward to allow gripping

Engineering Contradiction:
Improvepackage volumeVSAvoidgripping accessibility
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The handle is designed to slide upward between the containers when a user grasps the package, transitioning from a low position that maintains compactness to a higher position that provides gripping accessibility. This dynamic movement resolves the conflict between maintaining a compact profile and enabling easy consumer interaction.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10611539B2Container package
Publication Date: 2020.04.07 ILLINOIS TOOL WORKS INC
  • US10611539B2 patent drawing
  • US10611539B2 patent drawing
  • US10611539B2 patent drawing

AI summary

A package of containers within an array of corresponding container receiving apertures wherein a handle slides between a static position at least partially between the containers and a lifting position at least partially above the containers.