Bedbug Vacuum with Heated Grids and UV Light

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Solution Overview

Problem

Existing methods for controlling bedbugs, such as heating entire spaces or using biological vacuum devices, are inefficient, costly, and may not effectively kill bedbugs and their larvae, requiring frequent equipment use and potential damage to contents.

Innovation Solution

A portable, handheld vacuum device with electrically heated grids and a collection system that kills bedbugs, larvae, and eggs by exposing them to temperatures above 115 degrees Fahrenheit, combined with ultraviolet light for additional eradication, allowing for efficient collection and killing within the device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If heating an entire enclosed space is used to kill bedbugs, then bedbugs are eliminated, but the process is time consuming and costly

Engineering Contradiction:
Improvebedbug elimination effectivenessVSAvoidtime consuming
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent extracts the bedbugs from their hiding places using a vacuum cleaner with specialized attachments, separating the treatment process from heating the entire space. This allows targeted removal of bedbugs without the need to heat the whole enclosed space, thereby reducing time and cost while maintaining elimination effectiveness.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The vacuum cleaner is used preliminarily to locate and collect bedbugs before any thermal treatment. This preliminary action of visual location and collection enables subsequent targeted treatment, avoiding the need for time-consuming whole-space heating while ensuring bedbugs are eliminated.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If heating an entire enclosed space is used to kill bedbugs, then bedbugs are eliminated, but it requires a great deal of equipment

Engineering Contradiction:
Improvebedbug elimination effectivenessVSAvoidequipment
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses a vacuum cleaner with removable nozzles and attachments to extract bedbugs from their hiding places. This extraction approach replaces the need for complex whole-space heating equipment with a simpler, more versatile vacuum system that can be maneuvered into tight spaces and used with various attachments.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The vacuum cleaner serves multiple functions: it visually locates bedbugs, collects them from various hiding places using different nozzles, and can be combined with thermal elements for elimination. This multi-functional device replaces the need for multiple specialized equipment pieces required for whole-space heating.

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

3Reliability

If heating an entire enclosed space is used to kill bedbugs, then bedbugs are eliminated, but it may damage some of the contents of the space

Engineering Contradiction:
Improvebedbug elimination effectivenessVSAvoiddamage to contents
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The vacuum cleaner extracts and collects bedbugs into a sealed container, removing them from the environment before any thermal treatment. This extraction prevents direct exposure of space contents to high temperatures, eliminating damage risk while maintaining bedbug elimination effectiveness through subsequent targeted treatment of collected specimens.

Inventive Principle:
Principle #2Taking out (Extraction)

4Productivity

If a biological vacuum device is used to collect bedbugs, then bedbugs are collected, but visual location and identification is required

Engineering Contradiction:
Improvecollection efficiencyVSAvoidvisual location and identification required
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent incorporates ultraviolet (UV) lighting into the vacuum device, which causes bedbugs to fluoresce or become visible under UV illumination. This eliminates the need for manual visual location and identification by the operator, as the UV light automatically highlights the presence of bedbugs, thereby improving ease of operation while maintaining collection efficiency.

Inventive Principle:
Principle #32Color changes

5Productivity

If a biological vacuum device is used to collect bedbugs, then bedbugs are collected, but the collected insects may still be alive and require proper killing

Engineering Contradiction:
Improvecollection efficiencyVSAvoidkilling effectiveness
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent merges the collection function and killing function into a single integrated device. The vacuum cleaner collects bedbugs and simultaneously exposes them to thermal elements (heated surfaces or air) that kill them on contact or during the collection process. This combination ensures both efficient collection and reliable killing, eliminating the need for separate handling steps.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent uses the heat generated by the vacuum motor and electrical components to kill bedbugs during collection. The same energy that powers the vacuum is converted into a lethal thermal effect, transforming a potential harm (overheating) into a benefit (bedbug elimination). This ensures collected insects are killed without requiring additional equipment or steps.

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

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 device efficiently collects and kills bedbugs and their stages within a short time frame, reducing the need for extensive equipment and minimizing damage, while providing a convenient and frequent solution for bedbug control.

Implementation Method 1

electrically heated grids

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

ultraviolet light for additional eradication

Methodology Applied
Scientific EffectUltraviolet radiation: Absorption (EM radiation)

Implementation Method 3

portable, handheld vacuum device

Methodology Applied
Scientific EffectVacuum suction: Suction

Data Source

PatentUS9010017B2Apparatus and method for controlling bedbugs
Publication Date: 2015.04.21 SOUTHARD MICHAEL
  • US9010017B2 patent drawing
  • US9010017B2 patent drawing
  • US9010017B2 patent drawing

AI summary

A collector of adult insects, their eggs and larvae has a vacuum-producing motor disposed within a housing. An inlet nozzle is used to draw the targeted organisms into the housing along a flow path featuring grids heated to a degree sufficient to kill the organisms. Mechanical expedients such as fan blades can be disposed in the flow path to apply mechanical killing forces and to blow debris off of adjacent grids. The organisms are directed to a collector which can be heated and which can contain insecticidal substances to provide additional killing expedients for the collected organisms. The flow rate and temperature ranges are adjustable to create sufficient heat and time of contact to kill selected organisms. The collector is especially useful for treating bedbug infestations without the need for toxic chemicals, long-term treatments which make the space being treated uninhabitable and other more extreme treatment regimens.