Sink Protective Cover for Faucet and Countertop Contamination

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Solution Overview

Problem

Existing protective covers for kitchen sinks fail to effectively shield the sink, faucet, and surrounding areas from liquids, preventing bacterial growth and mildew, while also being cumbersome or leaving exposed areas vulnerable to contamination.

Innovation Solution

A protective cover composed of a plastic or non-absorbent material that securely attaches to the sink and surrounding areas using adhesive strips or suction cups, extending to cover the backsplash and countertop, with a slotted opening for the faucet and expandable design to fit various sink configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If chemical compounds and solvents are used to prevent bacteria and mold, then sanitation is improved, but the sink area undergoes excessive wear and tear and may not be completely sanitized

Engineering Contradiction:
Improvesanitation effectivenessVSAvoidsink area durability
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The protective cover is installed beforehand to prevent water accumulation and contamination before bacteria and mold can grow. By creating a physical barrier in advance, the need for repeated chemical treatments is eliminated, preventing both sanitation failures and chemical-induced wear on the sink surface

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The protective cover acts as an intermediary barrier between water/contaminants and the sink surface. This intermediate layer prevents direct contact between harmful substances and the sink, eliminating the need for chemical compounds that cause wear while maintaining sanitation through physical protection

Inventive Principle:
Principle #24Intermediary (Mediator)

2Area of stationary object

If existing protective covers are used, then some areas are protected, but they leave the faucet, nozzle, and surrounding areas exposed to contamination

Engineering Contradiction:
Improveprotected areaVSAvoidcontamination exposure
Core Design Contradiction:
Area of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The protective cover is designed as a universal solution that simultaneously protects multiple components including the sink basin, faucet, spray nozzle, handles, and surrounding countertop areas. This multi-functional design ensures comprehensive coverage of all vulnerable surfaces that previous single-purpose covers missed

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The protective cover extends protection into additional spatial dimensions by wrapping around vertical surfaces and covering areas at different heights and angles. This three-dimensional approach ensures that previously exposed areas like the faucet base and nozzle are now included in the protected zone

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

3Reliability

If adhesive strips or suction cups are used to secure the cover, then the cover remains in place preventing liquid seepage, but the attachment mechanism adds complexity to installation

Engineering Contradiction:
Improvecover placement securityVSAvoidattachment mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The protective cover utilizes the sink's existing features (metal surface for magnets, or smooth surfaces for adhesive strips/suction cups) to secure itself without requiring additional active components or complex installation mechanisms. The cover serves its own attachment needs by leveraging properties already present in the sink environment

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The adhesive strips and suction cups are simple, inexpensive components that can be easily replaced if needed. Their low cost and simplicity allow for straightforward installation and removal without complex tools or mechanisms, making the overall system easy to maintain even if the attachment components need periodic replacement

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

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 prevents liquid seepage into cracks and corners, inhibits bacterial growth, and provides comprehensive protection for the sink, faucet, and surrounding areas, including the backsplash and countertop, while being adaptable and easy to use.

Implementation Method 1

A protective cover composed of a plastic or non-absorbent material that securely attaches to the sink and surrounding areas using adhesive strips

Methodology Applied
Scientific EffectAdhesive: Adhesive

Implementation Method 2

A protective cover composed of a plastic or non-absorbent material that securely attaches to the sink and surrounding areas using adhesive strips or suction cups

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS20250376835A1Sink Helper Protective Cover
Publication Date: 2025.12.11 ROBINSON LOLA
  • US20250376835A1 patent drawing
  • US20250376835A1 patent drawing
  • US20250376835A1 patent drawing

AI summary

A protective cover for use over a sink area which can be releasably secured to the sink and the adjacent areas surrounding the sink. Preferably, the protective cover is composed of a plastic sheet material, non-absorbent material or water-impermeable material which can be washed and folded when not in use. The protective cover is provided with releasably securing means on its underside to detachably secure the protective cover to the sink and adjacent area. In one embodiment, the protective cover is in the form of a single use, disposable material.