Foldable Mobile Barbecue Grill With Pivoting Bracing Racks

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Solution Overview

Problem

Conventional barbecue grills are difficult to pack and store due to their complex disassembly requirements, making them cumbersome and inconvenient for use and storage.

Innovation Solution

A mobile barbecue grill design featuring a base, handles, a U-shaped holding member, bracing racks, and wheels, allowing for easier assembly, use, and storage by simplifying the folding and stacking process, with pivotal devices and weight distribution facilitating efficient packing and mobility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional barbecue grill components (stove casing, bracing rack, cooking grid) are disassembled separately for storage, then the grill can be stored, but the packing and storing process becomes troublesome and complex

Engineering Contradiction:
Improveease of packing and storingVSAvoidcomplexity of disassembly process
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple components (stove casing, bracing rack, cooking grid) into a single integrated barbecue grill unit. The stove casing serves as the main body structure that simultaneously supports the bracing rack and holds the cooking grid, eliminating the need for separate disassembly of these components. This merging of functions into a unified structure directly resolves the contradiction by making packing and storing easier while reducing the complexity of the disassembly process.

Inventive Principle:
Principle #5Merging (Combining)

2Productivity

If barbecue grill components are removed separately for storage, then the grill can be stored, but the process becomes troublesome and time-consuming

Engineering Contradiction:
Improveefficiency of packing and storingVSAvoidtime required for disassembly and packing
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

By integrating the stove casing, bracing rack, and cooking grid into a single unified structure, the patent enables the entire barbecue grill to be stored as one unit or with minimal disassembly. This eliminates the time-consuming process of removing and packing multiple separate components, thereby improving productivity and reducing the time required for packing and storing.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If conventional barbecue grill is designed for stability, then it can function properly, but it becomes difficult to pack and store

Engineering Contradiction:
Improveease of packing and storingVSAvoidstructural stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent designs the stove casing as an integrated structure that simultaneously provides structural stability and facilitates easy storage. The bracing rack is incorporated into the stove casing design, and the cooking grid is held within this unified structure, maintaining stability during use while allowing the entire assembly to be easily packed and stored without requiring disassembly of stable structural components.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7681567B2Mobile barbecue grill
Publication Date: 2010.03.23 CHUNG KIOSKY
  • US7681567B2 patent drawing
  • US7681567B2 patent drawing
  • US7681567B2 patent drawing

AI summary

A mobile barbecue grill includes a base, a first handle, an upper lid, a holding member, a first bracing rack, a second bracing rack and a pair of wheels. The base aims to hold a cooking grid. The first handle is located on an outer side of the base. The upper lid aims to cover the base. The holding member has one end coupling with the bottom of the base. The first bracing rack is located beneath the base and has two first upright bars and a first transverse bar coupling the first upright bars. The first transverse bar is leaned against the holding member and supports the base. The first bracing rack has one end remote from the base and resting on the ground surface. The second bracing rack is located beneath the base and has two second upright bars and a second transverse bar coupling the second upright bars. The second transverse bar is pivotally coupled with the bottom of the base. The second upright bars and the first upright bars are pivotally coupled. The wheels are coupled with one end of the second upright bars and rest on the ground surface.