Collapsible Snack Caddy with Hinged Sides for Compact Storage

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Solution Overview

Problem

Customers face difficulties in managing and transporting multiple snacks, drinks, and tickets during events like movies, concerts, or sporting events, as they need to keep these items together for easy access and transport while navigating through crowds and accessing their seats.

Innovation Solution

A collapsible snack caddy with a rectangular box-like structure that can be folded into a flat configuration, featuring hinged corners and sides, drink cup straps, a pocket for tickets, and foldable handles, allowing for secure storage and easy carrying of snacks and drinks, with an optional shoulder strap for convenience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a rigid container is used to hold snacks and drinks, then the structural strength is improved, but the portability and storage convenience deteriorate due to bulkiness

Engineering Contradiction:
Improvestructural strengthVSAvoidportability
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The container employs flexible sides that can dynamically change shape between an expanded configuration for holding items and a collapsed configuration for compact storage. The sides are connected via hinges allowing them to move between positions, transforming the container from rigid to flexible as needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The container uses flexible material for its sides instead of rigid walls. These flexible sides can be collapsed flat against the base when not in use, dramatically reducing the container's volume while maintaining structural integrity when expanded and loaded.

Inventive Principle:
Principle #30Flexible shells and thin films

2Adaptability or versatility

If multiple compartments are added to organize different items, then the adaptability is improved, but the device complexity increases

Engineering Contradiction:
Improveorganization capabilityVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The container is divided into multiple compartments within the single flexible structure. Different sections can hold various items such as snacks, drinks, and tickets. The segmentation is achieved through internal dividers or designated zones within the flexible container rather than separate rigid compartments.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flexible container design allows a single structure to serve multiple functions - holding different types of items (snacks, drinks, tickets) simultaneously. The universal design accommodates various item types without requiring specialized rigid compartments for each.

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

3Ease of operation

If the container is made collapsible to reduce storage space, then the portability is improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improvestorage convenienceVSAvoidhinge alignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The container design changes the physical parameters of the sides from fixed rigid structures to flexible elements with variable positions. The hinges are designed to accommodate slight variations in alignment while maintaining functional collapse and expansion capabilities.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The use of flexible material for the container sides provides tolerance for manufacturing variations. The flexibility allows the sides to conform and function even with minor hinge misalignments, reducing the stringency of manufacturing precision requirements compared to rigid structures.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS11649089B2Collapsible snack caddy
Publication Date: 2023.05.16 CALHOUN SONDRA
  • US11649089B2 patent drawing
  • US11649089B2 patent drawing
  • US11649089B2 patent drawing

AI summary

A collapsible snack caddy has an open rectangular box-like configuration for carrying snacks and a closed flat configuration. The caddy has a bottom, front and back sides, left and right ends, and an open top. The caddy is hinged at all four corners. The sides and ends are hinged to the bottom. The sides have diagonal living hinges to allow a triangular portion to fold upon the trapezoidal portion. The bottom, and both sides are hinged in the middle so that opposite portions of the ends, sides, and the bottom can fold upon each other.