Detachable VR Headset Fragrance Device

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Solution Overview

Problem

Existing virtual reality (VR) systems lack olfactory stimulation, which can reduce the level of immersion and realism in virtual experiences, as they primarily engage visual and auditory senses.

Innovation Solution

A detachable fragrance device designed to mount on a VR headset, featuring an absorbent pad infused with fragrant liquid, housed in a structure that allows fragrance release and a coupling mechanism for secure attachment to the headset.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If existing solutions for delivering fragrances in VR contexts are implemented, then olfactory stimulation is provided, but the device becomes complex and bulky

Engineering Contradiction:
Improveolfactory stimulation capabilityVSAvoiddevice structure
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The fragrance device is segmented into distinct functional components: a fragrance reservoir, an absorbent material layer, and a housing structure. This segmentation allows each component to be optimized independently while maintaining overall simplicity, resolving the contradiction between providing olfactory stimulation and avoiding device complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fragrance delivery mechanism is extracted as a separate detachable unit that can be mounted on the VR headset rather than being integrated into the headset itself. This extraction simplifies the overall system architecture and allows the fragrance device to be added or removed based on specific application needs

Inventive Principle:
Principle #2Taking out (Extraction)

2Quantity of substance

If existing solutions for delivering fragrances in VR contexts are implemented, then olfactory stimulation is provided, but the device becomes limited in the range of scents

Engineering Contradiction:
Improveolfactory stimulation capabilityVSAvoidscent variety
Core Design Contradiction:
Quantity of substanceVSAdaptability or versatility

Solution Approach 1:

The housing structure is designed as a universal platform that can accommodate multiple different fragrance reservoirs containing various scents. The standardized interface and absorbent material layer allow the same housing to work with different fragrance types, providing versatility without requiring multiple specialized device designs

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

3Quantity of substance

If a fragrance device is integrated into VR headset, then olfactory stimulation is provided, but the ergonomics and functionality of VR headset are interfered with

Engineering Contradiction:
Improveolfactory stimulation capabilityVSAvoidVR headset ergonomics
Core Design Contradiction:
Quantity of substanceVSEase of operation

Solution Approach 1:

The fragrance device utilizes the lateral space on the VR headset exterior rather than occupying internal space or adding significant bulk. By mounting on the outer surface, the fragrance device adds olfactory capability without interfering with the headset's primary function or comfort fit

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

Enhances the immersive quality of VR experiences by providing relevant scents, is compact and easy to use, and allows for easy switching between different fragrances, improving user engagement and presence in virtual environments.

Implementation Method 1

an absorbent pad configured to absorb a fragrant liquid

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 2

allowing fragrance of the pad to permeate through or escape out of the housing

Methodology Applied
Scientific EffectPermeation: Permeation

Data Source

PatentUS20250199325A1Fragrance device for virtual reality headset
Publication Date: 2025.06.19 JAIN SOURABH
  • US20250199325A1 patent drawing
  • US20250199325A1 patent drawing
  • US20250199325A1 patent drawing

AI summary

The present disclosure provides a device for augmenting a virtual reality experience. The device includes an absorbent pad configured to absorb a fragrant liquid, a housing configured to hold the absorbent pad within while allowing fragrance of the pad to permeate through or escape out of the housing, and a coupling mechanism for detachably coupling the housing to an exterior surface of a virtual reality headset. The housing may be in the form of a locket with first and second sections coupled by a hinge and a latch mechanism for holding the locket closed. The coupling mechanism may comprise an adhesive patch for mounting to the virtual reality headset. The absorbent pad may be made of cotton felt, and the housing may include holes for applying fragrant liquid.