Air Purification System with Hinged Door for Easy Filter Replacement

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Solution Overview

Problem

Existing air purification systems for forced air heating and air conditioning systems face difficulties in efficiently removing and replacing air filters, requiring significant time and effort, which hinders effective dust and particulate matter management.

Innovation Solution

An air purification system with a housing featuring a door hingedly coupled to the bottom, allowing for easy insertion and removal of a removably positioned air filter through an opening or slot, enabling straightforward cleaning or replacement without disassembling the system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If air filters are affixed to forced air heating and air conditioning systems in conventional configurations, then dust and particulate matter are removed from passing air, but the filters require significant time and effort to remove and replace

Engineering Contradiction:
Improvedust and particulate matter removalVSAvoidfilter removal and replacement
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The air filter assembly is segmented into a removable filter element and a stationary housing structure. The filter element can be independently removed from the housing without disassembling the entire system, allowing easy maintenance while maintaining effective filtration.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filter element is extracted as a separate, removable component from the air purification system. This allows the filter to be easily removed and replaced without affecting the housing or other system components, directly addressing the ease of operation issue.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If air filters are securely mounted in forced air systems, then effective filtration is achieved, but complex disassembly is required for filter maintenance

Engineering Contradiction:
Improvefiltration effectivenessVSAvoidsystem disassembly complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system is divided into a permanent housing that remains installed in the forced air system and a removable filter element. This segmentation maintains secure mounting and filtration effectiveness while simplifying maintenance to a simple filter removal action.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filter element is pre-configured with mounting features that allow it to be easily attached to and detached from the housing. This preliminary design of the interface simplifies the maintenance process while ensuring secure operation during filtration.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If conventional air filter configurations are used, then dust removal is achieved, but filter replacement requires considerable time and effort

Engineering Contradiction:
Improvedust and particulate matter removalVSAvoidfilter replacement time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The filter element is extracted as a standalone removable component, allowing it to be quickly removed and replaced without affecting the housing or requiring system disassembly. This directly reduces filter replacement time while maintaining dust removal effectiveness.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The filter mounting system is designed to be dynamic rather than permanent, allowing the filter element to be easily inserted and removed. This dynamic interface enables quick filter replacement while ensuring secure operation during the filtration process.

Inventive Principle:
Principle #15Dynamics

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

Facilitates efficient filtration and collection of dust and particulate matter by allowing easy access and maintenance of the air filter, improving air quality without the need for complex filter removal processes.

Implementation Method 1

an air filter for filtering air passing through a vent in a force air system in order to remove dust and other particulate matter from the passing air

Methodology Applied
Scientific EffectPhysical filtration: Filter (physical)

Data Source

PatentUS10940417B1Air purification system
Publication Date: 2021.03.09 BISHOP JOSHUA
  • US10940417B1 patent drawing
  • US10940417B1 patent drawing

AI summary

An air purification system to remove dust and other particulate matter from passing air is disclosed. The air purification system includes a housing. The housing includes a plurality of vents provided. Further, the housing includes an opening provided at a bottom of the housing. The air purification system includes a door hingedly coupled to the housing. Further, the air purification system includes an air filter removably inserted into the housing through the opening. The air filter is aligned with the plurality of vents. The door is closed to form a closed structure with the housing. The air filter is used to filter air passing through the plurality of vents and to collect dust and particulate matter. The air purification system is used as a standalone device such as forced air heating and air conditioning system or as an accessory to an existing forced air heating and air conditioning systems.