Pizza Container Finger Grip Cutout Segmentation

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Solution Overview

Problem

Existing food containers for transporting and storing pizza lack an easily manipulatable structure for easy opening, making them inconvenient for users.

Innovation Solution

A foldable food container designed from a one-piece blank with a finger grip arrangement adjacent the top edge, allowing for easy opening by inserting a finger into a cut-out and lifting the top flap to access the contents.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional folded box structure is used for pizza transport, then the container provides adequate structural integrity and ventilation, but the container lacks an easily manipulatable structure for easy opening

Engineering Contradiction:
Improveease of openingVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The top closure flap is segmented with a circular cutout that divides the flap into manipulatable portions. This segmentation allows users to easily grip and lift the flap by inserting fingers through the cutout, resolving the contradiction by providing ease of opening without adding complex mechanisms - the segmentation itself creates the user-friendly interface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The circular cutout acts as an intermediary element between the user's fingers and the closure flap. This intermediary structure enables easy manipulation by providing a space for finger insertion, allowing users to comfortably grip and lift the flap without directly handling the entire flap structure, thus improving ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the container structure is simplified for easy opening, then user convenience improves, but the structural integrity and closing mechanism may be compromised

Engineering Contradiction:
Improveease of openingVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The closure flap is segmented with a circular cutout that maintains structural integrity while enabling easy opening. The segmentation creates defined portions that can be manipulated without compromising the overall flap strength, as the cutout is positioned to allow finger insertion while maintaining sufficient material for structural support and sealing function.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The circular cutout is strategically positioned in the closure flap to provide local manipulation access without affecting the global structural integrity. The local modification at the cutout location enables easy finger insertion and lifting, while the rest of the flap maintains its original strength and sealing capability, resolving the contradiction between ease of operation and structural reliability.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS7607563B2Pizza container
Publication Date: 2009.10.27 ARVCO CONTAINER CORP
  • US7607563B2 patent drawing
  • US7607563B2 patent drawing
  • US7607563B2 patent drawing

AI summary

A container for use in transporting food, such as pizza, and formed from a foldable blank. The container incorporates therein a cut-out adjacent a top wall thereof which serves as a finger grip for opening the container.