Hookah Down Stem Diffuser Noise Reduction
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Solution Overview
Problem
Conventional hookah designs are noisy and require numerous openings in the diffuser section, which increases operational noise and complexity, and lack a compact, easily disassembled configuration for cleaning and storage.
Innovation Solution
A hookah assembly with a down stem featuring integral diffuser annular grooves and o-rings to reduce noise by dividing openings into smaller ones, a removable tank top with an annular seal, and a purge valve assembly for efficient vapor exhaust, along with a compact, transparent plastic housing with offset surfaces and rubber feet for stability and reduced size.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-generated harmful factors
If numerous openings are formed in the diffuser section of the down stem, then vapor can pass through effectively, but operational noise increases significantly
Solution Approach 1:
The patent applies segmentation by dividing the single large opening in the diffuser into multiple smaller openings arranged in annular grooves. This segmentation reduces the noise generated by vapor passing through while maintaining effective vapor flow. The diffuser section is divided into multiple annular grooves with multiple smaller openings in each groove, transforming one large noise-generating opening into numerous smaller quieter openings.
2Ease of manufacture
If the hookah assembly is designed as a single integrated unit, then structural strength is improved, but cleaning and storage become difficult
Solution Approach 1:
The patent applies segmentation by dividing the hookah assembly into separable components including a removable tank top/lid, a tank body, a down stem, and a bowl assembly. These segmented components can be easily disassembled for cleaning and stored separately, while still providing structural integrity when assembled. The removable lid can be detached from the tank body, and the down stem can be separated from both components.
3Reliability
If the tank lid and tank body are permanently connected, then sealing reliability is improved, but cleaning accessibility and storage flexibility are reduced
Solution Approach 1:
The patent applies preliminary action by incorporating sealing elements (O-rings, gaskets) and locking mechanisms (lugs, recesses) into the removable lid design before assembly. These preliminary sealing and locking features ensure reliable sealing when the lid is attached, while allowing easy removal when needed for cleaning. The O-rings are pre-installed in grooves, and the locking lugs are pre-positioned to engage with recesses in the tank body.
4Ease of operation
If the hookah assembly is designed with a larger size for stability and comfort, then user comfort is improved, but storage space requirements increase
Solution Approach 1:
The patent applies segmentation by creating a modular hookah assembly where components can be separated into compact forms for storage. The removable lid, tank body, down stem, and bowl assembly can be detached and stored separately or nested within each other, significantly reducing storage space requirements while maintaining full functionality and user comfort during actual use.
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 significantly reduces operational noise, minimizes the number of openings needed in the diffuser, allows for easy disassembly and cleaning, and provides a compact, quiet, and efficient smoking experience while preventing marking of surfaces during use.
Implementation Method 1
a down stem that includes an integral diffuser... a plurality of annular grooves (e.g., three annular grooves) having a groove width or height that is configured or dimensioned to receive an o-ring. A plurality of bores/openings are spaced around and extend horizontally through each of the annular grooves... when an o-ring is seated in a corresponding annular groove or recess each horizontally extending opening/bore is divided or separated into two smaller bores/openings
Implementation Method 2
The down stem includes a ball valve moveable vertically in an internal bore of the down stem to isolate the material being smoked during a purge or exhaust step or process
Implementation Method 3
The removable tank top or lid includes an inner annular seal or interior peripheral seal that contacts an upper/horizontal surface of the tank body
Implementation Method 4
The tank top preferably includes an o-ring and a protective covering member located at each of the four corners or corner sections of the opening of the tank or housing member. The o-rings seal the corners and releasably lock the tank lid to the tank or housing member
Implementation Method 5
a hookah assembly and components of the hookah assembly that allow one or more individuals to smoke a smokable material such that the vapor of the smokable material is filtered by or through a liquid (e.g., water) prior to the one or more individuals inhaling the smokable material
Data Source
AI summary
A hookah or hookah assembly preferably having a lid including one or more sealing members that seal and releasably lock the lid to a liquid retaining tank such that when lid is connected to the liquid retaining tank the lid and liquid retaining tank can be moved as a unit by gripping any portion of the lid or the tank. The hookah preferably includes one or more openings that allow vapor to be exhausted through one or more openings formed in the lid. The hookah preferably includes a seal operably connected to a lower surface of the lid and engages an upper and horizontally extending surface of the liquid retaining tank. The hookah may include a down stem which has an integral diffuser configured to significantly reduce the operational noise level of the hookah while significantly reducing the number of openings necessary in the diffuser to achieve quite operation of the hookah.