Aerator Diverter With Decreasing Orifice Size For Bubble Control
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Solution Overview
Problem
Existing kitchen aerators fail to produce sufficient and smooth bubble formation due to mechanical complexity and material limitations, leading to issues with pressure variations and inefficient aeration.
Innovation Solution
Aerator design featuring a diverter with decreasing orifice size, a movable lower body portion for air incorporation, and a pressure compensator with a conical screen for improved flow regulation and aeration, including a ball joint for adjustable water direction and aeration chamber with baffles for enhanced mixing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a complex mechanical aerator with rotating spray heads is used, then spray pattern regulation is achieved, but reliability deteriorates due to numerous internal moving components that easily break down
Solution Approach 1:
The patent removes the complex rotating spray head mechanism with multiple moving parts and replaces it with a fixed aerator body containing internal flow channels and baffles. The spray pattern regulation function is extracted and replaced by fixed geometric structures that guide water flow to create different spray patterns without requiring moving components, thereby eliminating the reliability issues associated with mechanical breakdown.
Solution Approach 2:
The patent replaces the mechanical rotating spray head system with a stationary aerator body that uses internal fluid dynamics structures (flow channels, baffles, and aerating elements) to achieve spray pattern variation. This substitution eliminates mechanical moving parts while maintaining the ability to regulate spray patterns through fixed geometric configurations that manipulate water flow paths.
2Productivity
If traditional aerator designs are used, then basic water flow control is achieved, but aeration efficiency deteriorates due to insufficient bubble formation and poor mixing
Solution Approach 1:
The patent incorporates porous aerating elements and multiple small orifices within the aerator body that create numerous fine bubbles as water passes through. These porous structures and small openings increase the surface area for air-water contact and enhance bubble formation efficiency, directly improving aeration performance while maintaining flow control capabilities.
Solution Approach 2:
The aerator body is segmented into multiple internal flow channels and compartments with separate aerating zones. This segmentation allows water to be divided into multiple streams that mix with air in different sections, creating more uniform bubble distribution and enhancing overall aeration efficiency while preserving flow regulation functionality.
3Ease of manufacture
If fixed orifice size is used in the diverter, then manufacturing simplicity is maintained, but flow regulation capability deteriorates due to inability to compensate for pressure variations
Solution Approach 1:
The patent employs a movable lower body portion that can shift position in response to water pressure variations. This dynamic element automatically adjusts the effective orifice area and flow paths based on pressure conditions, enabling pressure compensation without complex control systems. The movable component responds passively to pressure changes, maintaining simple manufacturing while achieving adaptive flow regulation.
Solution Approach 2:
The patent changes the physical state and position of the lower body portion based on water pressure parameters. As pressure varies, the lower body portion moves to different positions, automatically adjusting flow characteristics and orifice effectiveness. This parameter-based response enables pressure compensation while keeping the manufacturing process relatively simple, as the adjustment is driven by pressure itself rather than external control mechanisms.
4Device complexity
If the lower body portion remains stationary, then structural simplicity is maintained, but aeration performance deteriorates due to insufficient air incorporation and mixing
Solution Approach 1:
The lower body portion is designed to move dynamically in response to water flow and pressure conditions. This movement creates varying flow paths and enhances the interaction between water and air, improving bubble formation and mixing efficiency. The dynamic positioning of the lower body portion adds functional complexity that directly enhances aeration performance while maintaining relatively simple structural construction.
Solution Approach 2:
The movable lower body portion acts as an intermediary element between the water flow from the diverter and the air intake system. Its movement facilitates the mixing and interaction between water and air, enabling efficient aeration by mediating the interface between these two phases. This intermediary function improves aeration performance without requiring complex mechanical systems.
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 aerator generates softer and more even bubble streams by increasing water velocity and incorporating air, addressing the limitations of prior art in bubble formation and flow regulation, while maintaining durability and ease of maintenance.
Implementation Method 1
each of the plurality of orifices including a decreasing pore size in a direction from the upper portion of the diverter towards the lower portion of the diverter
Implementation Method 2
the inner surface of the water chamber includes a plurality of baffles interrupted by a corresponding plurality of trenches therebetween for increasing the aeration of the flow of water
Implementation Method 3
Aerator design featuring a diverter with decreasing orifice size, a movable lower body portion for air incorporation
Data Source
AI summary
Aeration devices for generating bubbles in a flow of water are disclosed including an aerator body (1), a diverter (3) including orifices (31) for receiving the flow of water, each of the orifices (31) including a decreasing pore size in the direction from the upper portion of the diverter (3b) towards the lower portion of the diverter (3a), and a lower body portion (2) including a water chamber (2a) for receiving and aerating the flow of water from the orifices (31) in the diverter (3). Aeration devices are also disclosed including a pressure compensator (6) mounted on the upper portion of the diverter (3b) for regulation of the maximum flow of water therethrough, the aerator body (1) including a ball joint opening (11) and a ball joint (12) mounted within the ball joint opening (11), the ball joint (12) comprising plastic and the upper ball joint (13) comprising metal.