Reflective Sink Stopper Cover With Water-Resistant Adhesive Layers

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Solution Overview

Problem

Existing sink stoppers and drains lack decorative options that are durable, easy to install, and resistant to water and other substances, making them unattractive and difficult to enhance aesthetically.

Innovation Solution

A decorative reflective stopper cover with a flat, round, disc-like shape featuring a smooth transparent top layer, an ink layer, and an adhesive substrate that securely attaches to the sink stopper cap without damaging it, allowing for easy installation and removal without residue, and resisting water and other substances.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If a decorative cover is applied to a sink stopper, then aesthetic appearance is improved, but durability and resistance to water/substances deteriorates

Engineering Contradiction:
Improveaesthetic appearanceVSAvoiddurability and resistance to water/substances
Core Design Contradiction:
ShapeVSReliability

Solution Approach 1:

The decorative cover employs a multi-layer composite structure consisting of a flexible substrate layer, an adhesive layer, and a clear laminate layer. This composite construction allows each layer to contribute specific properties: the substrate provides flexibility and conformability, the adhesive ensures secure bonding, and the clear laminate delivers durability, water resistance, and protective qualities while maintaining aesthetic appearance.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The cover utilizes a flexible substrate and thin film construction that allows it to conform to the curved surface of the stopper cap. This flexibility enables the decorative cover to maintain its integrity and adhesion while accommodating the three-dimensional shape, ensuring both aesthetic appearance and durable attachment in a wet environment.

Inventive Principle:
Principle #30Flexible shells and thin films

2Shape

If a decorative cover is applied to a sink stopper, then aesthetic appearance is improved, but ease of installation and removal deteriorates

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidease of installation and removal
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The decorative cover is constructed as a self-contained unit with pre-assembled layers (substrate, adhesive, and clear laminate) that can be applied as a single piece. This segmentation of the decorative function from the installation process allows for easy application without requiring complex assembly steps, while the integrated structure ensures durable attachment.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adhesive layer serves as an intermediary between the substrate and the stopper cap surface, providing strong bonding that facilitates easy installation. The same adhesive system allows for clean removal without residue, balancing secure attachment with ease of operation for both installation and removal phases.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Shape

If a decorative cover is applied to a sink stopper, then aesthetic appearance is improved, but resistance to water and substances deteriorates

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidresistance to water and substances
Core Design Contradiction:
ShapeVSObject-affected harmful factors

Solution Approach 1:

The clear laminate layer functions as a protective thin film that shields the printed image and substrate from water and chemical substances. This film provides a barrier that maintains aesthetic appearance by preventing degradation, fading, or damage from exposure to bathroom environments including moisture, soap, and other substances.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The composite structure with its clear laminate outer layer creates a protective envelope that resists water and substances while allowing the decorative printed image to remain visible and aesthetically pleasing. The layered composite provides both protection and aesthetic functionality simultaneously.

Inventive Principle:
Principle #40Composite materials

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

The solution provides a durable, aesthetically pleasing way to decorate sink stoppers, maintaining the printed image for at least two years without bleeding or fading, and can be easily removed without damaging the sink or stopper.

Implementation Method 1

an adhesive substrate that securely attaches to the sink stopper cap without damaging it

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

A decorative reflective stopper cover with a flat, round, disc-like shape featuring a smooth transparent top layer

Methodology Applied
Scientific EffectLight reflection: Reflection

Data Source

PatentUS10165902B2Decorative reflective stopper cover
Publication Date: 2019.01.01 BRANNAN ANN B
  • US10165902B2 patent drawing
  • US10165902B2 patent drawing
  • US10165902B2 patent drawing

AI summary

A decorative reflective stopper cover has a flat, round, disc like shape. The disc has a top surface of a constant radius and an opposite bottom surface beneath. The top surface has an outer edge generally upon its perimeter and visible to users. The outer edge spans from the top surface to the bottom surface and denotes the maximum radius of the invention. The outer edge has a perpendicular orientation to the top surface and the bottom surface. The disc has multiple layers with a smooth transparent layer at the top surface upon an ink layer and then below that a substrate with an adhesive layer where the adhesive releasably connects to a sink surface. The transparent layer has a high gloss. Alternatively, the adhesive layer has a concave shape and the release layer has grooves upon it.