Stackable Food Containers With Support Bands for Stable Transport

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Solution Overview

Problem

Existing food carrying systems face challenges in organizing multiple containers and dinnerware items for takeout, leading to difficulties in preventing spillage, tipping, and ecological concerns with plastic bags, while providing a safe and convenient transport solution is needed.

Innovation Solution

A food carrying system utilizing a flexible band to link and stabilize multiple food containers and dinnerware items through strap openings, forming a stable stack with a hand hold for easy transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multiple containers are placed into a carrying bag for transport, then the containers can be transported together to a destination, but the containers become difficult to keep level, making it easy for tipping and spillage to occur

Engineering Contradiction:
Improveease of transportVSAvoidstack stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

A support band is introduced as an intermediary element between the stacked containers. The band threads through openings in the container walls and secures the stack together, preventing tipping and spillage while maintaining ease of transport. This mediator provides the necessary stability without complicating the transport process.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The container design incorporates segmented openings in the walls that allow the support band to thread through and secure multiple containers together. This segmentation enables the band to interact with individual containers while maintaining the integrity of the entire stack.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If multiple containers and dinnerware items are packaged into a carrying bag, then they can be transported together, but the bag is susceptible to breakage and ripping

Engineering Contradiction:
Improveease of transportVSAvoidcarrying bag durability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The support band serves as a structural intermediary that bears the mechanical loads of transporting multiple containers, relieving the carrying bag from bearing excessive weight and stress. This distribution of mechanical stress prevents bag breakage and ripping while maintaining ease of transport.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If plastic carrying bags are used for food transport, then they provide a convenient carrying solution, but they create ecological concerns leading to bans or restrictions

Engineering Contradiction:
Improveconvenience of carryingVSAvoidecological harm
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The invention changes the material parameter of the carrying system from non-biodegradable plastic bags to biodegradable or eco-friendly alternatives. The support band and containers are designed to work with these environmentally friendly materials, maintaining carrying convenience while eliminating ecological harm.

Inventive Principle:
Principle #35Parameter changes

4Volume of moving object

If containers are stacked for transport, then space efficiency is improved, but it becomes difficult to remove containers without tipping or detaching lids

Engineering Contradiction:
Improvespace efficiencyVSAvoidease of container removal
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The support band acts as a controlled intermediary that secures containers during transport but can be easily released. When removing containers, the band can be unthreaded or loosened, allowing containers to be taken out one at a time without tipping or lid detachment, while maintaining space efficiency during transport.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP3793915B1Stackable containers with support band
Publication Date: 2025.07.30 ECO PRODUCTS INC
  • EP3793915B1 patent drawingFigure 1
  • EP3793915B1 patent drawingFigure 2~3
  • EP3793915B1 patent drawingFigure 4

AI summary

A food carrying system comprises a plurality of food service items including at least one container and optionally one or more plates, drink carriers, and/or trays. At least one of the food service items includes opposing strap openings formed in an edge, encircling flange, or opposed flange handles thereof. A support band encircles the stack, passing through the strap openings, and ends thereof are affixed together to stabilize the stack and in embodiments providing a hand-hold for carrying the stack. The band can further extend through a strap opening provided in a separate handle, so that the stack can be carried using the handle. Strap openings can be provided on lids and/or bases of the containers. Strap openings can be closed ovals, or can be C-shaped, having open outer edges. Band ends can be joined by adhesive, hook-and-loop, knot tying, stapling, snaps, buttons, etc.