Detachable Silicone Brush Scraper for Wet Paint Imperfections

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Solution Overview

Problem

Existing paint scrapers are not designed for use on wet paint and often result in messy hands or tools, and there is a need for a soft, malleable scraper that can remove imperfections from delicate surfaces during the painting process.

Innovation Solution

A silicone scraper accessory with a detachable silicone blade edge is designed to be secured over the tip of a paint brush handle, allowing easy removal of wet paint and imperfections from delicate surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a metal scraper wedge is used to remove paint, then hard dried paint can be removed effectively, but it cannot be used on wet paint and may damage delicate surfaces

Engineering Contradiction:

Improvescraper blade hardnessVSAvoidapplicability to wet paint

Core Design Contradiction:

StrengthVSAdaptability or versatility

Solution Approach 1:

The patent changes the material parameter from rigid metal to soft silicone, enabling the scraper to conform to delicate surfaces and work effectively with wet paint while preventing damage

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The invention uses silicone as a composite material that combines the scraping functionality with the softness needed for delicate surfaces and wet paint application

Inventive Principle:

Principle #40Composite materials

2Adaptability or versatility

If a rigid scraper blade is attached to the brush handle, then scraping capability is provided, but the attachment mechanism is complex and not quickly detachable

Engineering Contradiction:

Improvescraper functionalityVSAvoidattachment mechanism

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The scraper is designed as a separate, detachable accessory that can be easily attached to and removed from the brush handle, allowing segmentation of functions and quick interchangeability

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The attachment mechanism allows the scraper to be dynamically attached or detached from the brush handle, providing flexibility in usage rather than permanent fixed attachment

Inventive Principle:

Principle #15Dynamics

3Ease of operation

If a finger or cloth rag is used to remove paint impurities, then wet paint can be wiped away, but it results in messy hands and tools

Engineering Contradiction:

Improvepaint removal capabilityVSAvoidmessy hands and tools

Core Design Contradiction:

Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The silicone scraper acts as an intermediary tool between the painter and the wet paint, transferring the paint removal function to a dedicated tool that does not contaminate hands or clothes

Inventive Principle:

Principle #24Intermediary (Mediator)

Data Source

PatentUS20250346065A1Silicone Scraper Accessory For A Paint Brush

Publication Date: 2025.11.13 GILLEGO JONAH

AI summary

The invention of the present subject matter relates to a silicone scraper accessory which is detachably secured to the tip end of a paint brush handle. The silicone scraper accessory is formed as a one-piece molded silicone element having a narrow opening which is designed to be pushed onto and tightly engage the tip end of a paint brush. The silicone scraper accessory is ideal for removing painting imperfections from wet-painted surfaces, for removing wet paint from surfaces, and for use with other wet applications and delicate surfaces.