Nestable, stackable multi-stage food serving set with temperature holding features

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Solution Overview

Problem

Existing food serving methods face challenges in maintaining attractive presentation and temperature control while being labor-efficient, especially when serving large groups, as they either result in poor presentation and temperature fluctuations or increase labor costs and storage needs.

Innovation Solution

A nestable and stackable multi-stage food-serving set with temperature holding features, featuring protrusions and recesses for stable stacking and nesting, and optional drain holes for iced foods, allowing for efficient storage and serving while maintaining food temperature.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If food is served on fewer large trays to reduce labor, then labor efficiency improves, but food presentation deteriorates and temperature control worsens

Engineering Contradiction:
Improvelabor efficiencyVSAvoidfood temperature control
Core Design Contradiction:
ProductivityVSTemperature

Solution Approach 1:

The serving system is divided into multiple individual container units that can be stacked vertically. Each container maintains its own temperature zone, allowing hot and cold foods to be served simultaneously without temperature cross-contamination, while reducing the number of separate serving trips needed

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Containers are designed with nested configurations where smaller containers fit within larger ones when not in use. This nesting capability allows multiple temperature-controlled serving units to be stored compactly and transported efficiently, reducing the labor required for setup and breakdown

Inventive Principle:
Principle #7Nested doll (Nesting)

2Shape

If smaller serving dishes are used to maintain attractive presentation, then food presentation improves, but labor costs and storage needs increase

Engineering Contradiction:
Improvefood presentationVSAvoidstorage requirements
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The container system is designed with nested configurations where smaller containers fit within larger ones when not in use. This nesting capability allows multiple presentation-ready serving units to be stored compactly, reducing storage space requirements while maintaining the ability to present food attractively in individual containers

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The standardized container design serves multiple functions: individual food presentation, temperature maintenance, stackable storage, and efficient transport. This multi-functionality eliminates the need for specialized equipment for each function, reducing overall storage and equipment complexity

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

3Volume of stationary object

If containers are designed for both stacking and nesting, then storage efficiency improves, but structural complexity increases

Engineering Contradiction:
Improvestorage space utilizationVSAvoidcontainer structure
Core Design Contradiction:
Volume of stationary objectVSDevice complexity

Solution Approach 1:

The container system is designed with nested configurations where smaller containers fit within larger ones when not in use. This nesting capability allows multiple serving units to be stored compactly, maximizing storage space utilization while using simple geometric forms

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The standardized container design with uniform walls and base structures serves both stacking and nesting functions. This universal design approach allows the same basic structure to fulfill multiple storage and transport needs without requiring complex specialized features for each function

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

Data Source

PatentUS11084624B1Nestable, stackable multi-stage food serving set with temperature holding features
Publication Date: 2021.08.10 ALLEN THOMAS J
  • US11084624B1 patent drawing
  • US11084624B1 patent drawing
  • US11084624B1 patent drawing

AI summary

The present invention is directed toward a food container that including a base, a perimeter wall and first, second and third protrusions. The protrusions are spaced apart from each other and coupled to the wall and the base. Each of the first, second and third protrusions defines a respective support surface that extends radially inward from the wall, a recess in the base and a recess in the wall. Each of the support surfaces is configured to support non-recessed portions of a base of another food container in a stacked configuration. Each of the recesses in the wall and the base are configured to receive a support surface of the other food container in a nested configuration.