Multifunction assemblable barbecue grill

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Solution Overview

Problem

Existing barbecue grills lack features for efficient water drainage, fuel conservation, temperature regulation, and simultaneous cooking with secondary accessories, requiring separate carrying and longer cooking times.

Innovation Solution

A multifunction assemblable barbecue grill with stainless steel or iron construction, refractory elements, and features like a drainage system, height-adjusting mechanism, and secondary cooking hooks and griddles that allow for efficient water management, reduced fuel consumption, and flexible cooking options.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If water drainage system is added to the grill floor, then water accumulation is prevented and ignition is facilitated, but device complexity increases

Engineering Contradiction:
Improveignition efficiencyVSAvoiddrainage system structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The grill floor is segmented into multiple drainage channels that divide and direct water flow toward collection points. This segmentation prevents water accumulation by creating multiple pathways for drainage, solving the water accumulation problem while maintaining structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A drainage channel system acts as an intermediary element between the grill floor and the exterior, providing a controlled pathway for water removal. This intermediary structure facilitates water drainage without requiring complete redesign of the grill floor, balancing functionality with structural simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If height-adjusting mechanism is added to control cooking temperature, then temperature regulation precision is improved, but device complexity increases

Engineering Contradiction:
Improvetemperature control precisionVSAvoidheight-adjusting mechanism
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The cooking grate is made dynamically adjustable in height, allowing users to change the distance between food and heat source based on cooking requirements. This dynamic adjustment enables temperature control without complex electronic systems, using mechanical advantage through lever or screw mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system controls temperature by changing the spatial parameter (height) of the cooking grate relative to the heat source. By adjusting this geometric parameter, temperature regulation is achieved through physical distance modification rather than complex thermal control systems.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If secondary cooking accessories are integrated into the grill structure, then cooking versatility is improved, but device complexity increases

Engineering Contradiction:
Improvecooking functionalityVSAvoidaccessory integration structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The grill structure incorporates multiple cooking surfaces and accessories that can be used simultaneously or independently. The column support structure serves as a universal mounting platform for various accessories including secondary grates, hooks, and griddles, allowing one structure to fulfill multiple cooking functions.

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

Solution Approach 2:

Secondary cooking accessories are nested within or attached to the main grill structure. For example, secondary grates are positioned above or below the main cooking surface, and hooks are integrated into column supports, creating a compact multi-functional system where components are nested rather than separately mounted.

Inventive Principle:
Principle #7Nested doll (Nesting)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates quick ignition, minimizes fuel usage, allows for precise temperature control, and enables simultaneous cooking with reduced time, enhancing cooking efficiency and versatility.

Implementation Method 1

Water drainage is achieved avoiding water accumulation under the refractory elements on the floor of the grill structure supporting the same

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 2

a height-adjusting system to regulate grilling temperature

Methodology Applied
Scientific EffectHeat transfer: Conduction (thermal)

Implementation Method 3

a bin for embers, a removable ash pan, and a food roaster grill... the grill having a body made of stainless steel or iron material with refractory elements

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 4

the calories produced in the brazier are directly used

Methodology Applied
Scientific EffectHeat radiation: Thermal Radiation

Data Source

PatentUS11612271B2Multifunction assemblable barbecue grill
Publication Date: 2023.03.28 AFONSO WALTER ALDO
  • US11612271B2 patent drawing
  • US11612271B2 patent drawing
  • US11612271B2 patent drawing

AI summary

A multifunction assemblable barbecue grill, comprising a structural frame with supporting legs, a main cooking grate, a floor and side walls to accommodate a heat source, a hinged lid, a ventilated brazier, and a shaft associated with a member to regulate the main grate with respect to the heat source. At least one S-shaped primary cooking hook is provided. The floor comprises channels flowing into a drain that discharges water into a trough displaceably mounted on two guides. A column integrated to one side of said frame, and secondary elements selected from a griddle, a secondary cooking grate, a substantially rectangular frame with a longitudinal crossbar, a crossbar perpendicular to the column, and combinations thereof, are additionally associated with at least one secondary S-shaped cooking hook. The secondary elements comprise means for fastening to the column, where said elements are slidably mounted vertically in a suspended condition above said brazier.