Porous Cedar Bed Pad for Chemical-Free Insect Repelling

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Solution Overview

Problem

Conventional methods for ridding areas of insects, such as bed bugs, often rely on toxic chemicals, posing health risks and environmental hazards, especially for children and pets, and are costly when using pesticides.

Innovation Solution

A bed pad with porous chambers filled with natural insect repellants like cedar wood chips or dust, which repels insects without using chemicals by emitting a scent or aroma when compressed, providing an insect-free sleeping environment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If conventional insecticides and pesticides are used to rid areas of insects, then insect infestation is reduced, but toxic chemicals and potential health hazards are introduced to the environment and users

Engineering Contradiction:
Improveinsect infestationVSAvoidtoxic chemicals
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The patent converts the harmful effect of strong-smelling substances (which are typically considered unpleasant) into a beneficial insect-repelling function. Cedar wood chips and other aromatic materials naturally emit strong scents that insects find repulsive, thereby protecting sleepers from bed bugs without introducing toxic chemicals. This transforms what could be considered a negative sensory experience into a safe, natural pest control mechanism.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

The patent introduces cedar wood chips and aromatic materials as intermediary substances between the sleeper and the bed bug infestation. These intermediaries naturally repel insects through their scent without directly killing them or introducing toxic chemicals into the environment. The intermediary layer (bed pad) acts as a barrier that protects users while maintaining safety.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If pesticides are used to eliminate bed bugs, then insect population is reduced, but cost increases and health risks are introduced

Engineering Contradiction:
Improvebed bug populationVSAvoidcost
Core Design Contradiction:
Object-affected harmful factorsVSQuantity of substance

Solution Approach 1:

The patent employs inexpensive, readily available materials such as cedar wood chips, dried herbs, and aromatic substances that can be easily replaced or replenished. Rather than investing in expensive pesticide treatments that may require repeated applications, the bed pad uses affordable natural materials that provide ongoing protection. The porous structure allows these materials to be compressed and distributed effectively, maximizing their value and minimizing cost.

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

Solution Approach 2:

The bed pad is designed to be self-regulating and self-distributing. When a person lies on the bed pad, their body weight automatically compresses the porous structure, forcing the insect-repelling materials (cedar chips, dust, or aromatic substances) to distribute themselves evenly across the mattress and box spring interface. This eliminates the need for expensive professional application services or complex distribution mechanisms.

Inventive Principle:
Principle #25Self-service

3Object-affected harmful factors

If conventional insect control methods are used, then insects are killed, but the environment becomes potentially hazardous especially for children and pets

Engineering Contradiction:
Improveinsect infestationVSAvoidsafety
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The patent converts the potentially harmful use of toxic insecticides into a safe, natural alternative by utilizing the inherent properties of aromatic materials. Cedar wood chips, dried herbs, and other natural substances emit scents that are unpleasant to insects but safe for humans, children, and pets. This transforms a hazardous approach into a beneficial, family-safe solution.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

The bed pad creates an inert, chemically neutral environment by using natural aromatic materials instead of toxic pesticides. The cedar chips and aromatic substances work through physical scent repulsion rather than chemical toxicity, creating a safe atmosphere that protects vulnerable individuals like children and pets from exposure to harmful substances while still effectively repelling insects.

Inventive Principle:
Principle #39Inert atmosphere (Inert environment)

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 repels insects without exposing users to hazardous chemicals, creating a safe and healthy sleeping environment for humans and pets indoors and outdoors.

Implementation Method 1

cedar wood which emits a scent or aroma (i.e., a fumigant) to drive away insects

Methodology Applied
Scientific EffectFumigant emission: Evaporation

Implementation Method 2

a compressive or squeezing force is applied so that air will be forced through the porous chambers

Methodology Applied
Scientific EffectCompression: Compression

Implementation Method 3

The bed pad includes a plurality of porous chambers

Methodology Applied
Scientific EffectPorosity: Porosity

Implementation Method 4

a compression of the bed pad will also cause some of the cedar dust to be expelled from the chambers

Methodology Applied
Scientific EffectCompression: Compression

Data Source

PatentUS9364096B2Bed pad with insect repellant
Publication Date: 2016.06.14 SMITHSON ALAN F
  • US9364096B2 patent drawing
  • US9364096B2 patent drawing
  • US9364096B2 patent drawing

AI summary

An insect-repelling bed pad to be located between the mattress and a box spring of a bed or laid upon the ground inside and out of doors for use by individuals and pets during sleep. The bed pad is manufactured from a porous or loosely-woven material (e.g., burlap) and includes a plurality of chambers. The chambers contain a natural (i.e., green) insect-repelling substance (e.g., cedar wood chips and/or dust) having a scent that is adapted to drive away insects without the use of chemicals. The scent and/or the dust is blown from the chambers of the bed pad to repel insects which may reside between the box spring and the mattress or around the bed site when a compressive force is applied by a user to the bed pad to correspondingly squeeze the chambers.