Foldable Food Storage Container with Secure Lid

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Solution Overview

Problem

Existing portable food storage containers are often bulky, fixed in size, and not reusable, making them inconvenient for transportation and serving.

Innovation Solution

A foldable food storage and serving container with a secure lid that can convert between a folded and expanded state, using fold-lines, hinges, and rigid sections, made from waterproof and dishwasher-safe materials, allowing for easy transportation and serving.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If existing portable food storage containers are used, then food storage function is provided, but the containers are bulky and inconvenient for transportation

Engineering Contradiction:
Improveconvenience for transportationVSAvoidcontainer size
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The container employs a dynamic structure that transitions between folded and unfolded states. The sidewalls are designed to be movable relative to the base, allowing the container to collapse into a compact form for transport and expand to a functional form for food storage and serving. This dynamic configuration directly resolves the contradiction by making the container volume adaptable to different usage scenarios.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The container is divided into segmented components including a base, multiple sidewalls with fold lines, and a separate lid. These segments can be folded and collapsed relative to each other, enabling the container to reduce to a compact size for transportation while maintaining structural integrity when assembled for use.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If existing portable food storage containers are used, then food storage is enabled, but the containers are fixed size and not reusable

Engineering Contradiction:
Improvereusability and versatilityVSAvoidcontainer structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The container is designed as a reusable, multi-functional item that can be folded for portability and unfolded for various food storage and serving purposes. The durable construction materials and robust hinge mechanisms enable repeated use cycles, transforming a single-use disposable container into a versatile reusable item that adapts to different food types and serving scenarios.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If the container is made foldable with fold-lines and hinges, then transportation convenience is improved, but structural integrity may be compromised

Engineering Contradiction:
Improvefoldability for transportVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The container utilizes flexible yet durable materials for the sidewalls and base, with strategically placed fold lines that allow controlled bending without compromising overall structural integrity. The materials are engineered to maintain strength and rigidity when the container is in its functional unfolded state while permitting controlled flexibility for folding during transport.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The structural segmentation into base, sidewalls, and lid connected by hinges creates discrete functional zones. The hinges are designed as robust connection points that maintain structural integrity while enabling controlled movement. This segmentation allows the container to fold without creating weak points, as each segment maintains its structural role during both folded and unfolded states.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9963261B2Reusable foldable food storage and serving container
Publication Date: 2018.05.08 MOORE EMILY
  • US9963261B2 patent drawing
  • US9963261B2 patent drawing
  • US9963261B2 patent drawing

AI summary

A foldable food storage container includes a main storage area and a cover and is able to convert from a folded state to an expanded state and vice versa. The main storage area includes a bottom panel, a front panel, a rear panel, a left panel, a right panel, and multiple fold lines. The main storage area is able to store, transport, and serve food. The cover includes one or more flaps and a fastener, which is able to selectively secure the cover to the food storage area when the container is in an expanded state.