Stove with multiple configurations

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Solution Overview

Problem

Portable stoves often have a fixed configuration in both stowed and deployed positions, making them cumbersome to store and carry, especially in remote locations where a compact and versatile cooking solution is needed.

Innovation Solution

A stove design featuring a main portion that can be disposed within two covers, allowing for a compact stowed configuration and multiple deployed configurations, with interchangeable covers and fuel options, enabling easy transportation and use with various fuels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the stove has a fixed configuration in both stowed and deployed positions, then the structure is simple and easy to manufacture, but the stove becomes cumbersome and difficult to store and carry

Engineering Contradiction:
Improveease of storage and carryingVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The stove is divided into separate components: a main body portion and a removable cover. The cover can be detached and repositioned to create different configurations. This segmentation allows the stove to transition from a single fixed structure to multiple configurable states, improving storage and carrying ease without excessive complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The stove design incorporates dynamic reconfigurability through the removable cover mechanism. The cover can be removed from the main body and repositioned to create different operational configurations (e.g., inverted position for wind protection, different orientations for various cooking needs). This dynamic element transforms a static structure into a versatile system that adapts to different usage scenarios.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If the stove is designed for compact stowed configuration, then portability is improved, but the stove lacks versatility for different cooking needs

Engineering Contradiction:
Improvestowed volumeVSAvoidcooking configuration versatility
Core Design Contradiction:
Volume of moving objectVSAdaptability or versatility

Solution Approach 1:

The removable cover serves multiple functions: it can be attached to the main body for a compact stowed configuration, removed and inverted to provide wind protection, positioned in different orientations for various cooking styles, or set aside entirely for maximum portability. This single component provides multiple functional states, achieving versatility without increasing stowed volume.

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

Solution Approach 2:

When in stowed configuration, the cover nests onto the main body portion, creating a compact integrated unit. This nesting arrangement minimizes the overall volume for transport while maintaining the capability to separate the components for different cooking configurations, effectively hiding the versatility within the compact form.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If the stove uses interchangeable covers and fuel options, then adaptability to different fuels and cooking needs is improved, but the device complexity increases

Engineering Contradiction:
Improvefuel and cooking adaptabilityVSAvoidcomponent interchangeability complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The main body portion is designed with universal compatibility to work with different fuel types (solid fuel tablets, liquid fuel, etc.) and different cover configurations. The standardized interface and open architecture allow users to interchange fuels and cover positions without requiring multiple specialized components, achieving high adaptability with minimal added complexity.

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

Data Source

PatentUS11668467B2Stove with multiple configurations
Publication Date: 2023.06.06 FIREBOX OUTDOORS LLP
  • US11668467B2 patent drawing
  • US11668467B2 patent drawing
  • US11668467B2 patent drawing

AI summary

In one aspect, a stove can include a first cover including a cavity, and a second cover including a cavity. The stove can include a main portion including a first end portion and a second end portion. The first end portion can define a first opening and the second end portion define a second opening. In a stowed configuration, the first end portion of the main portion can be disposed in the cavity of the first cover and the second end portion of the main portion can be disposed in the cavity of the second cover. In a deployed configuration, the second cover can be arranged so that the cavity of the second cover is facing in a downward direction away from the main portion.