Flooring guard for pets

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Solution Overview

Problem

Current products fail to effectively protect carpets from cat scratching, particularly around doorways, due to their restrictive fit and inability to accommodate varying door sizes, leading to significant carpet damage.

Innovation Solution

A flexible, universal-fit flooring guard designed to fit between door jambs without touching both, providing protection to the target scratch area while allowing door opening and closing, manufactured from a durable yet thin plastic material with non-slip features to retain its position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If snap-in products are configured for a tight fit to protect carpets, then protection effectiveness is improved, but adaptability to different door sizes deteriorates

Engineering Contradiction:
Improveprotection effectivenessVSAvoidadaptability to different door sizes
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The device changes its dimensional parameters to accommodate different door configurations. Specifically, the distance between the first and second engagement features is designed to be less than the distance between opposing door jambs, creating a adjustable fit that maintains protection effectiveness while adapting to various door sizes and molding shapes.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The device is designed with universal engagement features that can accommodate multiple door configurations. The engagement features are designed to interact with various door molding and baseboard configurations, allowing a single device design to serve multiple door sizes and styles, thereby improving both adaptability and protection effectiveness.

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

2Ease of operation

If the device is made thin to allow door operation, then ease of operation is improved, but structural strength deteriorates

Engineering Contradiction:
Improvedoor opening and closingVSAvoidstructural strength
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The device employs a thin plastic construction that functions as a flexible protective barrier. This thin film approach allows the door to open and close freely while the plastic material provides sufficient structural strength to protect the carpet from scratching, resolving the contradiction between thinness for ease of operation and strength for protection.

Inventive Principle:
Principle #30Flexible shells and thin films

3Stability of the object's composition

If the device simultaneously touches both door jambs, then stability is improved, but adaptability to varying door configurations deteriorates

Engineering Contradiction:
Improvedevice stabilityVSAvoidadaptability to varying door configurations
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The device is designed with a specific dimensional parameter where the distance between engagement features is intentionally less than the door jamb distance. This parameter change allows the device to remain stable through selective contact while adapting to varying door configurations, resolving the contradiction between stability and adaptability.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10694878B1Flooring guard for pets
Publication Date: 2020.06.30 JOHANSSON BENGT
  • US10694878B1 patent drawing
  • US10694878B1 patent drawing
  • US10694878B1 patent drawing

AI summary

A device protects the area of a doorway defined by first and second doorjambs separated by a distance. The device includes a mat body having protrusion with a first side edge and an opposed, second side edge. The protrusion is sized and shaped to be positioned in the doorway between the first and second door jambs.