Fragrance Diffuser Partition and Inert Ventilation Corridor
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Solution Overview
Problem
Existing perfume diffusers face challenges with perfume pollution between different scents due to molecule migration and contamination, especially in multi-scent diffusers, leading to complex and expensive designs.
Innovation Solution
A compact perfume diffusion device featuring a ventilation corridor with a partition that can change states to control airflow, using inert materials to prevent perfume molecule diffusion, and a servo-control system to automate airflow generation based on the partition's state, ensuring minimal contamination and low costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multi-scent diffusers are designed to diffuse different perfumes, then perfume variety is improved, but pollution between perfumes occurs due to molecule migration and contamination
Solution Approach 1:
The diffuser device is divided into multiple independent scent chambers separated by partition walls. Each chamber contains a different perfume reservoir and can operate independently, preventing olfactory molecules from migrating between different perfume sources. This segmentation allows the diffuser to offer multiple scent options while avoiding contamination between perfumes.
Solution Approach 2:
A common air circulation system acts as an intermediary that collects scented air from individual chambers and distributes it to the environment. The air flow generator creates a controlled flow that picks up perfume molecules from each chamber's surface and transports them outward, preventing direct contact and contamination between different perfume sources while still allowing multiple scents to be diffused.
2Ease of manufacture
If devices use reactive materials for construction, then manufacturing cost is reduced, but perfume molecules become embedded and cause pollution
Solution Approach 1:
The perfume is extracted from direct contact with reactive device materials by containing it in separate reservoirs within isolated chambers. The partition walls and chamber structures prevent perfume molecules from embedding into the device's reactive plastic components. Only inert materials are used for surfaces that directly contact perfume, while reactive materials can be used for other device components that do not contact the perfume.
3Volume of moving object
If compact size is prioritized, then portability is improved, but complex isolation mechanisms become necessary to prevent pollution
Solution Approach 1:
Multiple functional elements are merged into integrated components. The partition walls simultaneously serve as structural dividers for scent isolation and as support structures for the reservoirs. The air flow generator and ventilation corridor are integrated into a unified system that handles both air circulation and scent distribution. This merging reduces the number of separate isolation mechanisms needed while maintaining compact dimensions.
Solution Approach 2:
The partition walls perform multiple functions: they separate different perfume chambers, provide structural support for reservoirs, and create the necessary physical barriers against molecule migration. The air flow system serves both to circulate air through the chambers and to actively transport scented air to the environment. This multi-functionality reduces overall device complexity while maintaining effective isolation in a compact form.
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 prevents perfume molecule diffusion and contamination, offering a simple, cost-effective solution for perfume diffusion that is transparent to the user, with automated operation and reduced material costs by using inert materials minimally.
Implementation Method 1
a flow generator (11) arranged to propel the air in the ventilation corridor
Implementation Method 2
a partition (13) located in the ventilation corridor between the flow generator (11) and the mounting bracket (12), whose state is likely to be modified between: a partitioning state in which the partition (13) prevents air to circulate between a first space (14) of the ventilation corridor upstream of the partition and a second space (15) of the ventilation corridor downstream of the partition
Implementation Method 3
the partition (13) and the ventilation corridor (10) being made at least in part of a material inert to perfumes which does not become impregnated with perfumes
Data Source
Figure 1~2b
Figure 3~5
Figure 6
AI summary
The invention relates generally to the field of diffusion of fragrance and proposes a compact device 1 comprising: a ventilation duct 10 and an air flow generator 11, a fixing support 12 which is arranged downstream of the air flow generator and is designed to have a fragrance cartridge fixed thereon, a partition 13 situated in the ventilation duct between the air flow generator and the fixing support, the state of which partition 13 is able to be modified between at least a partitioning state and a non-partitioning state, and a servo control 16, between the air flow generator and the partition, designed such that the partition is in the partitioning state when the air flow generator is stopped, the partition and the ventilation duct being made at least in part of a material inert to fragrances.