Multi-Airflow Volatile Dispenser for Selective Fragrance Control

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Solution Overview

Problem

Existing volatile material dispersion devices lack the ability to selectively and efficiently disperse multiple volatile materials with adjustable airflow control, leading to inconsistent fragrance or odor distribution and limited customization options for different environments.

Innovation Solution

A dispersion device with a housing and multiple receptacles containing volatile materials, featuring a system of fans and airflow control mechanisms that allow for the generation of multiple airflows and adjustable fan speeds, enabling precise control over the dispersion of volatile materials by adjusting airflow speed and path.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If multiple volatile materials are dispersed using a single airflow system, then device complexity is reduced, but the ability to selectively control dispersion of specific materials deteriorates

Engineering Contradiction:
Improveairflow system structureVSAvoidselective dispersion control
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The single airflow system is segmented into multiple independent airflows, each dedicated to a specific volatile material. This is achieved by providing separate fans or airflow generation mechanisms for each receptacle, allowing independent control of airflow to each material while maintaining overall system simplicity through modular design

Inventive Principle:
Principle #1Segmentation

2Productivity

If airflow speed is increased to improve dispersion efficiency, then productivity increases, but the ability to control intensity and path of airflow deteriorates

Engineering Contradiction:
Improvedispersion efficiencyVSAvoidairflow control precision
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The airflow system transitions from static to dynamic control by providing adjustable speed mechanisms for each airflow. Users can dynamically adjust the speed of individual airflows based on their specific needs, allowing optimization of both dispersion efficiency and control precision through variable parameter adjustment

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple fans are used to generate separate airflows for each volatile material, then selective dispersion capability is improved, but device complexity increases

Engineering Contradiction:
Improveselective dispersion capabilityVSAvoidnumber of fans and control mechanisms
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system achieves multi-functionality by designing each fan and airflow mechanism to serve dual purposes: generating airflow for dispersion while simultaneously providing controllable intensity and path adjustment. This universal design allows each component to perform multiple functions, reducing the need for additional specialized mechanisms

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 device effectively disperses multiple volatile materials with customizable intensity and selection, enhancing fragrance or odor distribution and accommodating varying environmental conditions.

Implementation Method 1

The device includes a plurality of fans disposed in the housing to generate a plurality of airflows that exit the housing

Methodology Applied
Scientific EffectAirflow generation: Fan

Implementation Method 2

The receptacles have wicks extending therefrom. The wicks extend into the plurality of airflows

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Data Source

PatentUS7734159B2Dispersion device for dispersing multiple volatile materials
Publication Date: 2010.06.08 SC JOHNSON & SON INC
  • US7734159B2 patent drawing
  • US7734159B2 patent drawing
  • US7734159B2 patent drawing

AI summary

A dispersion device for dispersing volatile materials includes a housing and a plurality of receptacles containing volatile material therein. The device also includes a means for generating or permitting two or more airflows that exit the housing and a switch for adjusting the airflows with respect to speed or path. The plurality of receptacles is connected to the housing such that a portion of the volatile material can be placed into one or more airflows.