Collapsible Kettle Grill Structure for Portable Full-Size Cooking

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Solution Overview

Problem

Conventional outdoor grilling and barbecue apparatuses are cumbersome for transportation due to their large and rigid designs, lacking the portability and ease of use required for outdoor events.

Innovation Solution

A foldable and collapsible food grilling apparatus with a tripod support structure and sectioned kettle design, allowing for easy disassembly and packaging into a carrying case, maintaining full-sized functionality while minimizing volume for transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional outdoor grill designs are used, then grilling functionality is adequate, but portability and ease of transportation are poor

Engineering Contradiction:
ImproveportabilityVSAvoidgrill size
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The grill is divided into multiple detachable components including a tripod support structure with foldable legs, a separable kettle body, and a removable lid. This segmentation allows each component to be independently folded or detached, reducing the overall volume for transportation while maintaining full functionality when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tripod support structure incorporates foldable legs that can transition between an extended stable configuration during use and a collapsed compact configuration for transport. The kettle body can be detached and nested within itself or the tripod structure, dynamically changing the grill's volume state based on operational needs.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the grill is designed to be foldable and collapsible, then portability is improved, but structural stability during use may be compromised

Engineering Contradiction:
ImproveportabilityVSAvoidstructural stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The support structure is segmented into multiple rigid tripod legs connected to a common base, providing inherent structural stability when assembled. Each leg can be independently positioned and locked, ensuring the grill remains stable during use while allowing the entire structure to be disassembled for portability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tripod legs are designed with hinges or pivot points that allow them to be folded for transport but lock into a rigid, stable configuration during use. This dynamic design enables the structure to transition between a compact unstable state for portability and an extended stable state for grilling operations.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9380910B1Portable food grilling apparatus
Publication Date: 2016.07.05 NOEL II PHARES AZARAEL
  • US9380910B1 patent drawing
  • US9380910B1 patent drawing
  • US9380910B1 patent drawing

AI summary

This invention is a portable food grilling apparatus designed to be collapsible and foldable for easy transportation. A substantially hemispherical full sized kettle is sectioned into plurality of two or more kettle sections where each section is adapted to be fastened to form a full sized kettle when needed and unfastened to facilitate storage and transportation. The stand upon which the kettle is mounted is also which folds into a planar conformation. The kettle sections, cover, and catcher are further adapted to insert into each other so as to also form a planar conformation. These two sections are adapted to fit into a carrying case for easy transportation.