Rotatable Showerhead Assembly for Variable Spray Pattern Control
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Solution Overview
Problem
Existing showerhead assemblies lack the adjustability and features desired by users, such as easy manipulation of nozzle sets, oscillating nozzles, and the ability to alter or rotate spray patterns based on user preferences.
Innovation Solution
The showerhead assembly includes a mushroom-shaped finger lock for easy handling and mounting to a shower wall, a non-rotatable section with hollow primary and supplemental nozzles, and a rotatable section with oscillating nozzles that can produce different spray patterns by aligning outlets with inlets, allowing for various orientations and nozzle activations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a conventional multifunction showerhead is designed with multiple spray patterns, then the versatility of the showerhead is improved, but the complexity of the controller and operation becomes more difficult
Solution Approach 1:
The controller is divided into multiple independently rotatable rings, each controlling a specific function (spray pattern selection, nozzle activation, oscillation control). This segmentation allows users to control each function separately through simple rotational movements rather than navigating a complex integrated control system.
Solution Approach 2:
The controller incorporates rotatable rings that can be dynamically adjusted during use. The rings can rotate to different positions to change spray patterns, activate different nozzles, or control oscillation, providing dynamic adaptability without requiring complex buttons or switches.
2Adaptability or versatility
If spray nozzles are made adjustable to various positions, then the adaptability of the showerhead is improved, but the device complexity increases
Solution Approach 1:
The nozzle assembly is segmented into multiple independent nozzle sets, with each set controllable by a specific rotatable ring. This allows selective activation of different nozzle groups without requiring a complex mechanism to position each individual nozzle, simplifying the overall structure while maintaining versatility.
Solution Approach 2:
Instead of providing continuous adjustment for each nozzle, the system uses discrete nozzle sets that can be selectively activated. This partial action approach provides sufficient versatility for different showering needs while avoiding the complexity of continuous positioning mechanisms.
3Adaptability or versatility
If oscillating nozzles are added to create reciprocating spray patterns, then the spray pattern variety is improved, but the device complexity increases
Solution Approach 1:
The oscillating nozzles create periodic reciprocating spray patterns through controlled back-and-forth motion. This periodic action provides varied spray patterns over time without requiring multiple static nozzle configurations, reducing structural complexity while maintaining spray pattern diversity.
4Adaptability or versatility
If a handheld showerhead includes mounting features, then the versatility of installation options is improved, but the ease of operation during handling may be reduced
Solution Approach 1:
The mounting system is segmented as a separate detachable assembly that can be easily attached or removed from the handheld showerhead. This allows the showerhead to function as a handheld device during use while providing wall mounting capability when needed, without permanently compromising the handheld ergonomics.
Data Source
AI summary
A showerhead assembly is provided which includes a showerhead having a non-rotating section and a rotating section. In a first embodiment, the non-rotating section includes a single fluid outlet and the rotatable section includes at least two inlets connected to a single conduit which supplies water to a set of nozzles. In a second embodiment, the non-rotating section includes at least two fluid outlets, and the rotatable section includes one inlet connected to a single conduit which supplies water to a set of nozzles. In preferred embodiments, the showerhead's rotating section includes primary nozzles and supplemental nozzles. Preferably, either or both the primary nozzles and supplemental nozzles are arranged in non-circular patterns (such a linear, oval, rectangular or triangular) so that rotation of the rotating section relative to the non-rotating sections produces different spray patterns.