Interlocking Container Insert Pieces for Reusable Custom Fit

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Solution Overview

Problem

Existing container inserts are typically non-reusable and custom-designed for specific objects, limiting their adaptability and efficiency in protecting various items.

Innovation Solution

A container insert system comprising interlocking individual pieces that can form a tessellated pattern, allowing for adjustable and reusable customization to fit different shapes and sizes of containers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional foam inserts are used as solid non-reusable pieces, then protection for specific objects is achieved, but adaptability to different items is lost

Engineering Contradiction:
Improveprotection capabilityVSAvoidadaptability to different items
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The foam insert is divided into multiple individual blocks that can be independently removed and rearranged. Each block maintains its protective function while the modular structure allows customization for different items, resolving the contradiction between reliable protection and adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insert transforms from a static solid piece to a dynamic reconfigurable system. Users can adjust the arrangement of foam blocks based on the specific item being protected, enabling the same insert to reliably protect various different objects.

Inventive Principle:
Principle #15Dynamics

2Manufacturing precision

If custom-designed foam inserts are created for each container and item, then precise fit and protection are achieved, but manufacturing complexity and cost increase

Engineering Contradiction:
Improveprecise fitVSAvoidcustom design complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

A single set of standardized foam blocks can be used across multiple containers and for different items. The universal blocks reduce manufacturing complexity while maintaining precise fit through user arrangement rather than custom manufacturing for each application.

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

Solution Approach 2:

By segmenting the insert into standardized blocks, the system eliminates the need for complex custom-designed solid pieces. The simple modular units are easier to manufacture while achieving precise fit through configuration rather than custom shaping.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If pluck-and-pull systems with perforated inserts are used, then user customization is enabled, but the removed units are discarded creating waste

Engineering Contradiction:
Improveuser customizationVSAvoidwaste of foam units
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

Instead of discarding removed foam units, the system is designed so that all foam blocks can be recovered and reused. The blocks are permanently attached to the container, preventing loss, while still allowing user customization through rearrangement.

Inventive Principle:
Principle #34Discarding and recovering

Solution Approach 2:

The invention inverts the disposable concept by making the foam blocks permanent and reusable. The blocks are designed to remain in the container indefinitely, eliminating waste while maintaining ease of user customization through simple removal and repositioning.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

4Strength

If solid foam inserts are used, then structural integrity is maintained, but space efficiency and flexibility are reduced

Engineering Contradiction:
Improvestructural integrityVSAvoidspace utilization
Core Design Contradiction:
StrengthVSVolume of moving object

Solution Approach 1:

Dividing the solid foam insert into discrete blocks maintains the structural integrity of each individual block while improving overall space utilization. The gaps between blocks can be optimized, and the modular structure allows better adaptation to the container volume.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12358707B2Interlocking container insert
Publication Date: 2025.07.15 TRADEHOST INC
  • US12358707B2 patent drawing
  • US12358707B2 patent drawing
  • US12358707B2 patent drawing

AI summary

An interlocking container insert device, method, and system comprising a plurality of interlocking container insert pieces that comprise a plurality of interlocking tabs, a plurality of interlocking cavities, and a body structure. The interlocking tabs may protrude distally from the body structure. The interlocking tabs of all of the pieces may have a tab size and a tab shape that are substantially the same. The interlocking cavities of all of the pieces may have a cavity size and a cavity shape that are substantially the same. The tab shape may be a mirror negative of the cavity shape. The interlocking tabs may interlock with the interlocking cavities. The interlocking container insert pieces may interlock to each other and form an interlocking container insert with a tessellate pattern.