Odor Presentation Module Retention Nozzle Airflow Control

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Solution Overview

Problem

Existing odor presentation technologies face challenges in efficiently discharging odor-containing airflow over a wide area without causing odor leakage or fragrance deposition, particularly due to the need for a sealed system which restricts airflow and requires pinpoint targeting.

Innovation Solution

The odor presentation module includes a retention nozzle with a retention space that integrates and controls first and second airflows, allowing for wider discharge and reduced bias, featuring a design with adjustable discharge holes and a shutter mechanism to manage airflow direction and concentration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a sealed system is used to prevent odor leakage and fragrance deposition, then odor presentation reliability is improved, but airflow discharge area is restricted and must be pinpoint targeted

Engineering Contradiction:
Improveodor presentation reliabilityVSAvoidairflow discharge area
Core Design Contradiction:
ReliabilityVSArea of stationary object

Solution Approach 1:

The discharge hole is divided into multiple individual holes arranged in an array rather than a single large hole. This segmentation allows the sealed system to maintain odor containment while distributing airflow across multiple discharge points, effectively increasing the overall discharge area without compromising the sealed structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from a single-point discharge approach to a multi-dimensional array of discharge holes. By arranging multiple holes in spatial patterns (rows and columns), the system expands the discharge area from one dimension to two dimensions, enabling wider odor distribution while maintaining the sealed system integrity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Object-generated harmful factors

If the discharge hole is made small to maintain sealed system, then odor leakage is prevented, but the airflow becomes thin and requires precise targeting to the user's nose

Engineering Contradiction:
Improveodor leakageVSAvoidairflow targeting precision
Core Design Contradiction:
Object-generated harmful factorsVSEase of operation

Solution Approach 1:

The single small discharge hole is segmented into multiple smaller holes arranged in an array. Each individual hole remains small enough to maintain sealed system characteristics and prevent odor leakage, while the collective array of holes provides sufficient total discharge area to cover a wider region, eliminating the need for precise targeting.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple individual discharge holes are merged into a unified array structure that functions as a single integrated discharge system. The combined effect of multiple holes creates a broader airflow distribution pattern while each hole individually maintains the sealed system benefits, achieving both odor leakage prevention and wider discharge coverage.

Inventive Principle:
Principle #5Merging (Combining)

3Quantity of substance

If the nozzle diameter is made smaller than the fan to narrow airflow, then fragrance concentration is improved, but the airflow becomes thin and must be pinpointed to the nose

Engineering Contradiction:
Improvefragrance concentrationVSAvoidairflow coverage area
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

The single narrow airflow stream is segmented into multiple parallel airflow streams by dividing the discharge hole into multiple smaller holes. Each hole produces a narrower, more concentrated fragrance stream, while the array of holes collectively covers a wider area, maintaining both fragrance concentration and discharge coverage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from a single narrow airflow in one dimension to a multi-dimensional array of airflow streams. By arranging multiple narrow streams in spatial patterns, the system achieves both high fragrance concentration (through narrow individual streams) and wide coverage area (through the extended array configuration).

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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

This solution enables efficient odor distribution over a wide area while minimizing odor leakage and fragrance deposition, allowing for flexible and effective odor presentation without the need for precise targeting.

Implementation Method 1

a first airflow generation device (101), and an odor carrying portion (103) for carrying the odor, wherein the first airflow is generated by a combination of the airflow generated by the first airflow generation device (101) and the odor carried by the odor carrying portion (103)

Methodology Applied
Scientific EffectAirflow generation:

Implementation Method 2

a second airflow generation device (111), and a second opening portion (113) through which the second airflow (K2) is emitted, wherein a direction of the first airflow (K1) emitted from the first opening portion (104) is controlled by the second airflow (K2)

Methodology Applied
Scientific EffectAirflow generation:

Implementation Method 3

a retention nozzle (110) having a retention space (S1) in which the first airflow (K1) and the second airflow (K2) are retained

Methodology Applied
Scientific EffectAirflow retention:

Implementation Method 4

the retention nozzle (110) has a plurality of discharge holes (133), and the retention nozzle (110) expands a discharge area of an odor-containing airflow

Methodology Applied
Scientific EffectFlow expansion:

Data Source

PatentUS20240374776A1Odor presentation module, odor presentation device, and odor presentation method
Publication Date: 2024.11.14 SONY GROUP CORP
  • US20240374776A1 patent drawing
  • US20240374776A1 patent drawing
  • US20240374776A1 patent drawing

AI summary

To provide an odor presentation module capable of discharging an odor-containing airflow over a wide area.An odor presentation module 100 includes a first opening portion 104 that emits a first airflow containing an odor, a second opening portion 113 that emits a second airflow, and a retention nozzle 110 having a retention space in which the first airflow and the second airflow are retained, wherein a direction of the first airflow emitted from the first opening portion 104 is controlled by the second airflow. The odor presentation module 100 has the retention nozzle 110 capable of being attached to and detached from the second opening portion 113 and having a plurality of discharge holes 133, and further includes a first airflow generation device 101 and an odor carrying portion 103 that carries an odor, wherein the first airflow can be formed by mixing an airflow generated by the first airflow generation device 101 and the odor carried by the odor carrying portion 103.