Grill cleaning tool having a scraper and a selectivley removable brush

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Solution Overview

Problem

Conventional grill cleaning tools with a combination of brushes and scrapers face issues where the bristles wear out before the handle or scraper blade, leading to premature tool replacement, and the design often restricts access to grill surfaces due to bristle interference.

Innovation Solution

A grill cleaning tool with a selectively removable brush element and a rigid plate that allows for toolless attachment and detachment, ensuring the bristles extend beyond the scraper edge for effective surface cleaning without interference, and includes a scraping edge and tines for comprehensive grill-grate cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the brush and scraper are integrated in a fixed configuration, then the tool structure is simple, but the bristles wear out before the handle or scraper blade requiring premature replacement of the entire tool

Engineering Contradiction:
Improvetool structureVSAvoidbrush element service life
Core Design Contradiction:
Device complexityVSDuration of action of moving object

Solution Approach 1:

The brush element is separated from the handle as a distinct, removable component. The brush element includes bristles mounted on a brush element base that can be selectively attached to and removed from the handle, allowing the brush element to be replaced independently when worn while retaining the handle and scraper blade.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The brush element is designed with dynamic attachment and detachment capabilities through a selective retention mechanism. This allows the brush element to be easily removed and replaced without permanent fixation, enabling the brush element to be renewed while keeping the rest of the tool structure intact.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If the brush element is permanently attached to the handle, then the tool structure is simple, but the bristles interfere with access to grill surfaces when the scraper needs to reach forward

Engineering Contradiction:
Improveattachment mechanismVSAvoidaccess to grill surfaces
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The brush element can be selectively detached from the handle when needed to allow the scraper to access forward portions of the grill surface without bristle interference. The selective retention mechanism enables easy removal and reattachment of the brush element based on the specific cleaning task at hand.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

By separating the brush element as a removable component rather than a permanent fixture, the design allows independent control of brush and scraper functions. The brush element can be removed when scraper access is needed, and reattached when brush cleaning is required.

Inventive Principle:
Principle #1Segmentation

3Length of moving object

If the brush element extends forward beyond the scraper edge, then the bristles can reach full length of grill-grate bars, but the scraper edge cannot access surfaces without bristle interference

Engineering Contradiction:
Improvebristle reachVSAvoidscraper access
Core Design Contradiction:
Length of moving objectVSEase of operation

Solution Approach 1:

The selective retention mechanism allows the brush element to be removed when scraper access to forward surfaces is needed, eliminating bristle interference. When the brush element is attached, the bristles extend forward to reach full length of grill-grate bars for effective brushing.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The design separates the functions of brushing and scraping by allowing independent use of the brush element and scraper. The brush element can be positioned to extend forward for maximum brushing reach, while the scraper can be used independently when forward surface access is required.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240074569A1Grill cleaning tool having a scraper and a selectivley removable brush
Publication Date: 2024.03.07 MAGNANI MARIO E
  • US20240074569A1 patent drawing
  • US20240074569A1 patent drawing
  • US20240074569A1 patent drawing

AI summary

A grill cleaning tool includes a tool handle extending between handle rear and forward ends. A forwardly-extending rigid plate depends from the tool handle to a distal scraping edge disposed forwardly of the handle forward end and configured for scraping surfaces to be cleaned. The tool further includes a readily removable brush element having a brush head defined by a plurality of bristles. The brush element and rigid plate are dimensioned and configured relative to one another such that, when the brush element is attached to the tool handle with the rigid plate, at least some of the bristles of the brush head extend longitudinally forward of the distal scraping edge. Adherence to these dimensional parameters facilitates use of the scraping edge without interference from the brush head and, conversely, use of the brush head without interference from the scraping edge with the brush element, respectively, removed and attached.