Nested Eating Utensil Assembly to Reduce Packaging Waste

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Solution Overview

Problem

Traditional eating utensils require separate tools for each function, leading to inefficiency and increased waste, as they are often used and packaged individually.

Innovation Solution

A combined eating utensil assembly featuring a first utensil with a handle and eating utensil head, and a second utensil, such as a knife, removably carried within the first utensil's handle, utilizing breakaway tabs or a retaining protrusion for securement, allowing for increased convenience and reduced waste by combining functions into a single unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If separate utensils (knife, fork, spoon) are used for each eating function, then each utensil can be optimized for its specific function, but it requires multiple separate tools which increases complexity and waste

Engineering Contradiction:
Improvemulti-functionalityVSAvoidnumber of separate utensils
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines multiple eating utensils (fork, knife, spoon) into a single integrated utensil assembly. The fork serves as the base structure with a knife blade attached to the handle and a spoon bowl integrated into the tines, allowing all three utensils to be carried in one package and used sequentially without requiring separate tools for each function.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated utensil assembly is designed to perform multiple eating functions through its different components. The fork portion can be used for piercing and holding food, the integrated knife blade provides cutting capability, and the spoon bowl offers scooping function, making a single utensil universal for various eating tasks that traditionally required separate specialized tools.

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

2Ease of manufacture

If multiple separate utensils are packaged and shipped individually, then each utensil can be independently manufactured and quality-controlled, but it increases packaging material and shipping complexity

Engineering Contradiction:
Improvemanufacturing flexibilityVSAvoidpackaging waste
Core Design Contradiction:
Ease of manufactureVSLoss of substance

Solution Approach 1:

The patent integrates multiple utensils into a single manufactured assembly, eliminating the need for separate packaging for each utensil. The fork, knife, and spoon are combined into one unit that can be packaged together in a single wrapper or container, significantly reducing packaging material and simplifying shipping logistics while maintaining manufacturing quality control through integrated production processes.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If a single utensil combines multiple functions, then convenience is increased and waste is reduced, but the structural complexity of the single utensil increases

Engineering Contradiction:
Improveuser convenienceVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The utensil assembly is designed with nested components where the knife blade is attached to the fork handle and the spoon bowl is integrated into the fork tines. This nesting arrangement allows multiple functional elements to be compactly organized within a single utensil structure, maintaining ease of use while managing structural complexity through hierarchical integration.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The integrated utensil is divided into distinct functional segments (fork portion, knife blade, spoon bowl) that are clearly separated in function but integrated in structure. Each segment can be independently used for its specific purpose, and the segmentation allows the complex multi-functional utensil to be designed and manufactured as modular components assembled into a unified structure.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10342368B2Eating utensil assembly and related methods
Publication Date: 2019.07.09 PLAZTECA SA DE CV
  • US10342368B2 patent drawing
  • US10342368B2 patent drawing
  • US10342368B2 patent drawing

AI summary

An eating utensil assembly may include a first eating utensil that may include a first handle having an opening therein and an eating utensil head coupled to an end of the first handle and having a curved shape. The eating utensil assembly may also include a second eating utensil removably carried by the first eating utensil within the opening in the first handle. The second eating utensil may include a second handle and a cutting blade coupled to an end of the second handle.