Disassembled Filter Frame Assembly with Velcro Attachment

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Solution Overview

Problem

Existing air filters with fixed frames require excessive space for storage and transportation, lead to material waste due to frequent replacements, and are labor-intensive to change, impacting energy efficiency and air quality.

Innovation Solution

A disassembled, easily assembled frame with VELCRO attachment for synthetic or natural fiber filter media, allowing for efficient storage, reduced material usage, and simplified filter replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If fixed frames are used for air filters, then the filters are structurally stable and easy to manufacture, but they require excessive space for storage and transportation

Engineering Contradiction:
Improvestorage and transportation spaceVSAvoidframe structure
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The frame is divided into multiple detachable pieces that can be stored separately and assembled when needed. This segmentation allows the frame components to occupy minimal storage space while still providing structural stability when assembled, directly resolving the contradiction between compact storage and structural integrity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame transitions from a static, permanently assembled structure to a dynamic, reconfigurable structure. The detachable design allows the frame to be disassembled for compact storage and reassembled for use, enabling the system to adapt between space-efficient storage and structurally stable operation states.

Inventive Principle:
Principle #15Dynamics

2Loss of substance

If fixed frames are used for air filters, then the filters maintain structural integrity, but they lead to material waste due to frequent replacements

Engineering Contradiction:
Improvematerial wasteVSAvoidframe durability
Core Design Contradiction:
Loss of substanceVSStrength

Solution Approach 1:

By separating the frame into durable, reusable components and the filter into a replaceable element, the design allows the strong frame to be retained while only the filter media is replaced. This prevents the need to discard the entire framed filter assembly, significantly reducing material waste while preserving the structural integrity of the frame.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The design enables selective discarding of only the filter media while recovering and reusing the frame components. This partial replacement approach eliminates the material waste associated with disposing of entire framed filters, allowing the durable frame to be recovered and reused multiple times.

Inventive Principle:
Principle #34Discarding and recovering

3Ease of operation

If traditional framed filters are used, then the filters are easy to manufacture, but they are labor-intensive to change

Engineering Contradiction:
Improvefilter change processVSAvoidframe assembly
Core Design Contradiction:
Ease of operationVSEase of manufacture

Solution Approach 1:

The detachable frame design, while requiring initial assembly, enables rapid filter changes by allowing the filter to be independently removed and replaced without replacing the entire frame assembly. This segmentation facilitates easy maintenance operations, reducing the labor required for filter changes despite the added complexity of frame assembly.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame is pre-assembled and prepared in advance, with attachment mechanisms ready for quick filter installation. This preliminary preparation of the frame structure enables rapid filter changes later, as the infrastructure is already in place to facilitate easy filter replacement without requiring complex assembly during maintenance.

Inventive Principle:
Principle #10Preliminary action

4Volume of moving object

If disassembled frames are used, then storage and transportation space is reduced, but assembly complexity increases

Engineering Contradiction:
Improvestorage spaceVSAvoidassembly process
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The frame is segmented into standardized, modular pieces that can be stored compactly and assembled through simple connection mechanisms. This segmentation reduces storage volume while the modular design with standardized interfaces minimizes assembly complexity, allowing even non-experts to assemble the frame easily.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame pieces are designed with universal connection features that can be assembled in multiple configurations and orientations. This universality simplifies the assembly process by providing standardized interfaces that work regardless of the specific configuration needed, reducing the complexity of assembly despite the disassembled storage state.

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

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 reduces storage and transportation space requirements, minimizes material waste, and facilitates frequent filter changes, improving air quality and energy efficiency.

Implementation Method 1

Each elongated side piece has a hook and loop attachment secured to one end of the side piece for securing the filter media to the frame assembly

Methodology Applied
Scientific EffectHook and loop attachment: Mechanical Fastener

Data Source

PatentUS11648498B2Filter frame assembly
Publication Date: 2023.05.16 BLAND WILLIAM RODNEY
  • US11648498B2 patent drawing
  • US11648498B2 patent drawing
  • US11648498B2 patent drawing

AI summary

The present disclosure relates to air filters and the frame to support the air filters. More particularly, it relates to synthetic and natural fiber filters that do not have frames. The frame assembly in this present and its special frame allows for fiber media filters to be easily connected to the frame and replaced. The frame is easily modified to fit a wide range of openings.