Grill cleaning brush

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Solution Overview

Problem

Existing grill cleaning brushes are inadequate in effectively reaching and cleaning the difficult-to-access surfaces of grill rungs, including sides and opposing surfaces, leading to incomplete removal of grease and oil buildup which can affect food flavor and hygiene.

Innovation Solution

A grill brush design featuring a handle with a brush head containing bundles of bristles of varying lengths, where long-bristle bundles are positioned between short-bristle bundles to form a contour that adapts to the shape of the rungs, allowing bristles to reach and clean all surfaces, including sides and opposing surfaces, with transition groups of bristles adjusting lengths to enhance contact and coverage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional uniform bristle brushes are used, then the brush structure is simple and easy to manufacture, but the brush cannot effectively reach and clean difficult-to-access surfaces of grill rungs

Engineering Contradiction:
Improvecleaning coverage of grill rung surfacesVSAvoidbrush structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The brush head incorporates bundles of bristles with varying lengths (long, medium, short) arranged in specific patterns. Long bristles reach into crevices and opposing surfaces of grill rungs, medium bristles clean side surfaces, and short bristles clean facing surfaces. This local differentiation of bristle properties enables comprehensive cleaning of all rung surfaces while maintaining a relatively simple overall brush structure.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The brush head is divided into multiple bundles of bristles rather than a uniform field. Each bundle contains bristles of specific lengths positioned to target particular surfaces of the grill rungs. This segmentation allows the brush to adapt to the complex geometry of grill rungs, reaching facing surfaces, side surfaces, and opposing surfaces that would be inaccessible to uniform bristle configurations.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If longer bristles are used to reach opposing surfaces, then cleaning coverage is improved, but the brush may not effectively contact facing surfaces and side surfaces

Engineering Contradiction:
Improvereach to opposing surfacesVSAvoidcontact with facing and side surfaces
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

Different bundles contain bristles of different lengths optimized for specific surfaces. Short bristle bundles are positioned to contact facing surfaces, medium-length bristles contact side surfaces, and long bristles reach opposing surfaces. This local optimization ensures that each surface type is cleaned by appropriately-sized bristles, maintaining ease of operation while achieving comprehensive coverage.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The brush head is designed with bristles extending in multiple dimensions and orientations. Bundles are arranged to project bristles toward facing surfaces, side surfaces, and opposing surfaces of the grill rungs. This multi-dimensional bristle arrangement allows the brush to effectively clean all surfaces without requiring the user to apply excessive force or perform complex manipulation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS9795212B2Grill cleaning brush
Publication Date: 2017.10.24 POTOCKA HANNA
  • US9795212B2 patent drawing
  • US9795212B2 patent drawing
  • US9795212B2 patent drawing

AI summary

A grill for brush for cleaning the rungs of a grill grate includes a handle and a brush head attached to the handle. The brush head includes a body and bundles of bristles. The bundles are coupled to a first side of the body at a first end of each bristle. The bundles include long-bristle bundles and short-bristle bundles. The bristles of the long-bristle bundles have a first length that is longer than a second length of the bristles of the short-bristle bundles.