Grilling Utensil with Magnetically Replaceable Heat-Conformable Tip

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Solution Overview

Problem

Conventional grill cleaning tools often become clogged with debris, fail to conform to the rounded surfaces of grill grates, and can leave behind wire bristles, posing health risks and not effectively removing charred debris from all areas of the grill surface.

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 magnetically attached to a permanent body, allowing for easy replacement and use without waste of the handle.

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 scraping surface is made from a heat-responsive material that changes its physical properties (softness and conformability) when exposed to heat. Initially rigid for structural integrity, the material becomes soft and pliable at grilling temperatures, allowing it to conform to rounded surfaces and complex geometries of the grill grate while maintaining effective cleaning capability.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The scraping surface is designed as a thin, flexible element that can bend and adapt to the contours of the grill grate. This thin-film approach allows the scraper to wrap around rounded surfaces and reach into crevices that rigid scrapers cannot access, while the material's heat-responsive properties enhance its flexibility during use.

Inventive Principle:
Principle #30Flexible shells and thin films

2Productivity

If wire bristle brushes are used to clean the grill surface, then cleaning coverage is improved, but wire bristles may be left on the grill surface posing health risks

Engineering Contradiction:
Improvecleaning coverageVSAvoidwire bristle contamination
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The scraping surface is designed as a disposable or replaceable component made from heat-responsive material. Instead of using durable wire bristles that can break and contaminate food, the scraper surface is intended to be replaced when worn or contaminated, eliminating the health risk of bristle fragments while maintaining effective cleaning coverage.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The harmful wire bristle element is completely removed from the cleaning tool design. The invention extracts the problematic component (wire bristles) and replaces it with an alternative mechanism (heat-responsive scraping surface) that achieves cleaning coverage without the risk of leaving fragments on the grill surface.

Inventive Principle:
Principle #2Taking out (Extraction)

3Stability of the object's composition

If a permanent body with fixed cleaning surface is used, then structural stability is maintained, but the cleaning surface cannot be replaced when worn or clogged

Engineering Contradiction:
Improvestructural stabilityVSAvoidreplaceability of cleaning surface
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The cleaning tool is divided into distinct segments: a permanent body providing structural stability and a separate, replaceable scraping surface. The permanent body contains the magnetic coupling mechanism and handle structure, while the scraping surface is a detachable component that can be replaced when worn, clogged, or contaminated, maintaining both structural integrity and ease of maintenance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The traditional mechanical attachment methods (screws, clips, adhesives) are replaced with a magnetic coupling system. The magnetic attachment mechanism provides a secure yet easily replaceable connection between the permanent body and the scraping surface, allowing users to detach and replace the cleaning surface without tools while maintaining stable operation during use.

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

4Productivity

If conventional brushes are used, then cleaning coverage is achieved, but the brushes become clogged with debris reducing cleaning effectiveness

Engineering Contradiction:
Improvecleaning coverageVSAvoidcleaning effectiveness over time
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The scraping surface is designed as a disposable or frequently replaceable component that does not retain debris. Unlike conventional brushes with deep bristle channels that become clogged, the smooth or textured scraping surface can be easily wiped clean or replaced when contaminated, maintaining consistent cleaning effectiveness throughout its service life.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The scraping surface maintains continuous cleaning effectiveness through its design that prevents debris accumulation. The heat-responsive material's conformability allows it to maintain consistent contact with the grill surface, and its smooth or controlled-texture surface prevents debris entrapment, ensuring uninterrupted cleaning performance until the surface is replaced.

Inventive Principle:
Principle #20Continuity of useful action

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

Effectively removes char and debris from all areas of the grill surface without leaving behind remnants, reducing waste and the need for frequent tool replacement, while ensuring safety and efficient cleaning.

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

PatentUS12029350B2Connection mechanism for grilling utensil with a removable tip
Publication Date: 2024.07.09 THOMPSON BROS
  • US12029350B2 patent drawing
  • US12029350B2 patent drawing
  • US12029350B2 patent drawing

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.