Hollow Volatile Substance Diffuser With Vent Clip

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Solution Overview

Problem

Existing volatile substance diffusers, such as air fresheners, often pose a risk of accidental contact between a user's hand and the volatile substance or its carrier, as the substance is not adequately protected within the device.

Innovation Solution

A hollow volatile substance diffuser with a cylindrical shell and a cylindrical ring carrying the substance, secured within the housing in a manner that minimizes accidental contact, featuring a clip for secure attachment to an air vent, and a polymer-based component that slowly releases the substance into the air flow.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the volatile substance or its carrier is positioned in a manner that allows easy access, then the diffusion efficiency is improved, but the risk of accidental contact between user's hand and the volatile substance increases

Engineering Contradiction:
Improvediffusion efficiencyVSAvoidaccidental contact risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The volatile substance carrier is nested within the housing structure, specifically positioned inside a cavity or chamber formed by the housing walls. This nesting arrangement allows the carrier to be accessible to air flow for diffusion while being physically enclosed to prevent direct contact with users' hands.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The housing acts as a protective shell that encloses the volatile substance carrier. The shell structure provides a barrier between the carrier and external contact while allowing air to pass through designated openings for diffusion purposes.

Inventive Principle:
Principle #30Flexible shells and thin films

2Object-affected harmful factors

If the volatile substance is enclosed within a housing to prevent accidental contact, then safety is improved, but the diffusion efficiency may deteriorate due to restricted air access

Engineering Contradiction:
Improveaccidental contact preventionVSAvoiddiffusion efficiency
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The housing or its components incorporate porous structures that allow air to pass through while maintaining enclosure. The porous material enables gas diffusion by allowing air molecules to penetrate through the housing walls or designated porous sections to reach the volatile substance carrier.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The housing is segmented into multiple sections including air intake openings, diffusion chambers, and exhaust openings. This segmentation allows different regions to perform specific functions: some areas provide enclosed protection while others facilitate air flow and diffusion efficiency.

Inventive Principle:
Principle #1Segmentation

3Productivity

If a hollow structure with air passageway is used, then the diffusion mechanism is improved, but the device complexity increases

Engineering Contradiction:
Improvediffusion mechanism efficiencyVSAvoidhousing structure complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The housing structure serves multiple functions simultaneously: it provides mechanical protection for the volatile substance carrier, creates the diffusion chamber, forms air passageways, and controls air flow direction. This multi-functionality reduces the need for separate components and simplifies the overall device structure.

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

Solution Approach 2:

The housing combines several functional elements into a single integrated structure: the protective enclosure, the diffusion chamber walls, and the air passageway system are merged into one continuous component, reducing assembly complexity while maintaining diffusion efficiency.

Inventive Principle:
Principle #5Merging (Combining)

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 design effectively reduces the likelihood of user contact with the volatile substance while providing a secure and efficient diffusion mechanism, ensuring safe and continuous fragrance or odor release.

Implementation Method 1

a polymer-based component that slowly releases the substance into the air flow

Methodology Applied
Scientific EffectDiffusion: Diffusion

Data Source

PatentUS11400178B2Hollow volatile substance diffuser
Publication Date: 2022.08.02 ENERGIZER GRP LTD
  • US11400178B2 patent drawing
  • US11400178B2 patent drawing
  • US11400178B2 patent drawing

AI summary

An example embodiment of a volatile substance diffuser comprises a housing defining a housing axis; and a component carrying a volatile substance. The component defines an air passageway there through. The component is secured to an inner surface of the housing. The air passageway defines an air passageway axis and the housing axis and the air passageway axis are approximately parallel. In an example embodiment, the volatile substance diffuser further comprises a clip secured to the housing and configured to removably secure the volatile substance diffuser to a slat of an air vent (e.g., an automobile air vent, building air vent, and/or the like).