Telescopic Scent Sampler Housing with Compressible Foam Reservoir
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Solution Overview
Problem
Existing fragrance sampling devices at the point of sale, such as deodorants and air fresheners, face issues with leakage, durability, and effectiveness due to flexible plastic containers and cardboard materials, which can convey a lower quality impression and have limited useful life.
Innovation Solution
A scent sampler using a resilient, compressible spongy absorbent hydrophilic foam reservoir housed in a telescopic chamber formed by two bin-shaped members, allowing for compression and expansion to release fragrance vapor when squeezed, and drawing ambient air when released, with a robust construction to prevent separation and enhance durability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If flexible plastic containers are used for fragrance sampling, then the device can be compressed and expanded for scent release, but the container walls leak and rupture over time reducing durability
Solution Approach 1:
The patent uses a flexible membrane or diaphragm as the container wall material that can be compressed and expanded repeatedly without leaking or rupturing. This flexible barrier maintains structural integrity while allowing the compression-expansion cycle necessary for fragrance release, resolving the contradiction between ease of operation and reliability.
2Ease of manufacture
If cardboard containers are used for fragrance sampling, then the construction appears simpler and cheaper, but the material conveys shoddiness and is subject to damage and wear reducing quality perception
Solution Approach 1:
The patent employs a composite construction combining a rigid outer housing (providing strength and quality perception) with a flexible inner membrane (providing compression capability). This composite approach maintains manufacturing simplicity while achieving both perceived quality and functional requirements, resolving the contradiction between ease of manufacture and strength.
3Device complexity
If the space with cardboard container sealed at edges is used, then the construction is simpler, but the scent carrying wafer becomes wedged near edges reducing its effectiveness
Solution Approach 1:
The patent transitions from a sealed-edge cardboard construction to an open-top rigid housing with a bottom-mounted flexible membrane. This dimensional reconfiguration allows the fragrance wafer to rest on the membrane surface rather than being wedged at edges, maintaining construction simplicity while ensuring proper wafer positioning and effectiveness.
4Ease of operation
If porous material is used to store fragrance, then the fragrance can evaporate into air, but the material dries out quickly limiting useful life
Solution Approach 1:
The patent changes the physical state and containment parameters of the fragrance material by placing it on a flexible membrane that can be compressed. This compression controls the release rate and prevents rapid evaporation, extending the useful life while maintaining the ability to release fragrance on demand, thus resolving the contradiction between ease of operation and duration of action.
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 solution provides a robust, high-quality impression with extended useful life by preventing leakage and maintaining fragrance effectiveness, while conveying a sense of higher quality through its rigid construction and efficient fragrance release mechanism.
Implementation Method 1
A fragrance liquid is absorbed into the resilient reservoir before insertion of the reservoir into the chamber
Implementation Method 2
The liquid evaporates from the reservoir causing a vapor of the fragrance liquid to mix with the air within the housing
Implementation Method 3
When the user applies pressure to the housing, e.g., by squeezing, the housing members telescope toward one another thereby reducing the volume and increasing the pressure in the chamber and, thereby, forcing vapor in the chamber through the opening
Implementation Method 4
the resiliency of the compressible spongy absorbent material urges the housing members apart to a position of maximum separation
Data Source
AI summary
A scent sampler has a compressible and expandable housing in which there is a chamber containing a resilient, compressible, absorbent, elastic reservoir for absorbing a scented liquid. The housing is formed from two bin-like members made of a form sustainable material, one inverted relative to and telescopically captured within the other for relative reciprocation. Squeezing of the housing urges the housing members to telescope toward one another thereby reducing the volume and increasing the pressure in the chamber for forcing vapor in the chamber into the ambient environment through an opening in the housing.