Connection mechanism for grilling utensil with a removable tip

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Solution Overview

Problem

Conventional grill cleaning tools often become clogged, fail to conform to the rounded surfaces of grill grates, and can leave behind bristles, leading to ineffective debris removal and potential health risks.

Innovation Solution

A grilling utensil with a conformable scraping edge made of heat-responsive material, such as wood, that adapts to the grill surface through pressure and heat, forming grooves to match the surface profile, and is detachably attached via a magnetic coupling system, allowing for efficient debris removal and easy tip replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If a hard scraping surface is used to clean the grill grate, then the upper surface can be cleaned effectively, but the rounded surfaces and sides cannot be conformed to properly

Engineering Contradiction:
Improvecleaning effectiveness on upper surfaceVSAvoidconformability to rounded surfaces
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The scraper transitions from a rigid state during storage to a conformable state during use through thermal and mechanical parameter changes. When heated on the grill surface, the material softens and allows the scraping edge to conform to the rounded contours of the grill grate, then hardens again when cooled for easy removal.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The scraper is made from a flexible, heat-responsive material that can bend and conform to curved surfaces. This flexible material allows the scraping edge to adapt to the rounded profiles of the grill grate while maintaining structural integrity for effective cleaning.

Inventive Principle:
Principle #30Flexible shells and thin films

2Productivity

If wire bristle brushes are used to clean the grill surface, then debris removal is achieved, but bristles may be left on the grill surface creating health risks

Engineering Contradiction:
Improvedebris removal efficiencyVSAvoidbristle contamination
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The invention replaces the mechanical bristle brush system with a solid scraping edge made of heat-responsive material. The scraper uses friction and thermal softening to remove debris without leaving any fibrous remnants on the grill surface, eliminating the health risk associated with bristle contamination.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If a permanent grill cleaning tool is used, then initial cleaning is effective, but the tool becomes clogged and requires extensive cleaning or replacement

Engineering Contradiction:
Improveinitial cleaning performanceVSAvoidtime for tool maintenance
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The scraper is designed as a segmented system where the working tip can be separated from the handle. When the scraping edge becomes worn or damaged, only the small tip portion needs to be replaced rather than the entire tool, significantly reducing maintenance time and extending the overall tool life.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The heat-responsive material allows the scraper to be recovered and reused by simply heating it to restore its conformable properties. The material can undergo repeated cycles of softening during use and hardening during storage without degradation, extending the tool's service life.

Inventive Principle:
Principle #34Discarding and recovering

4Adaptability or versatility

If a conformable scraping edge is used to match the grill surface profile, then complete surface coverage is achieved, but the material must be heat-responsive adding complexity

Engineering Contradiction:
Improvesurface profile matchingVSAvoidheat-responsive material requirements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The scraper utilizes natural parameter changes in heat-responsive materials that occur when exposed to grill temperatures. The material automatically transitions between soft and hard states through temperature changes alone, without requiring complex control systems, sensors, or active mechanisms to achieve conformability.

Inventive Principle:
Principle #35Parameter changes

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

The utensil effectively scrapes char and debris from the grill surface without leaving residues, reduces material waste by allowing tip replacement, and prevents bristle-related health hazards, providing a safer and more efficient cleaning experience.

Implementation Method 1

a magnetic element arranged in the permanent body and configured to magnetically couple the replaceable tip to the permanent body with sufficient force to facilitate manipulation of the scraping edge across the heated grill surface

Methodology Applied
Scientific EffectMagnetic coupling: Magnetism

Implementation Method 2

The conformable scraping edge may be formed of a heat-responsive material, such as a suitable wood species... As the conformable scraping edge slides back and forth across the heated grill surface, a combination of pressure applied by a user as well as the heat of the grill surface results in the formation of individual grooves along the conformable scraping edge

Methodology Applied
Scientific EffectHeat-responsive material deformation: Thermal Expansion

Data Source

PatentEP3469966B1Connection mechanism for grilling utensil with a removable tip
Publication Date: 2021.05.12 THOMPSON BROS
  • EP3469966B1 patent drawingFigure 1
  • EP3469966B1 patent drawingFigure 2~3
  • EP3469966B1 patent drawingFigure 4~5

AI summary

A grilling tool is described herein that has a replaceable tip, and can be used with a variety of other attachments. The grilling tool can be made of a heat-conformable material such that during use grooves are formed in the replaceable tip that correspond to a grilling surface on which it is used. Once the grooves are too deep or the tip is fully used, the tip can be replaced.