Low-Profile Faucet Handle Assembly With Stable Escutcheon Mounting
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Solution Overview
Problem
Conventional faucet handle assemblies often have a bulky profile that does not align well with the sink deck, making it aesthetically unpleasing and requiring additional components for decoration to hide internal parts.
Innovation Solution
A faucet handle assembly with a reduced profile design, featuring a mounting shank with internal and external threads, a bonnet nut for securement, an escutcheon supported between the handle and shank, and a retainer coupling the escutcheon to a mounting ring, which includes a threaded connection to maintain stability and prevent wobbling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If a conventional faucet handle assembly is used, then the internal components are securely mounted, but the profile height is bulky and does not align well with the sink deck
Solution Approach 1:
The valve assembly is nested within the mounting shank's internal chamber, with the bonnet nut securing the valve assembly to the mounting shank through threaded engagement. This nested configuration allows the components to be compactly arranged, reducing the overall profile height while maintaining secure mounting through the interlocking threaded connections between the bonnet nut, valve assembly, and mounting shank.
2Shape
If the profile height is reduced, then the aesthetic appearance is improved, but the securement and stability of the valve stem may be compromised
Solution Approach 1:
The mounting shank features a cylindrical body with a smooth curved surface that provides an aesthetically pleasing appearance. This curved geometry reduces the visual bulk while maintaining structural integrity. The cylindrical shape allows for compact nesting of internal components, achieving a sleek profile without compromising the stability of the valve stem through proper structural design.
3Shape
If decorative trim is added to hide internal parts, then the aesthetic appearance is improved, but the device complexity increases
Solution Approach 1:
The mounting shank's cylindrical body serves multiple functions: it provides the structural support for the valve assembly, defines the aesthetic profile of the faucet, and houses the internal valve components within its internal chamber. This multi-functional design eliminates the need for separate decorative trim pieces, as the mounting shank itself provides both structural and aesthetic roles, thereby reducing overall assembly complexity.
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 design achieves a sleeker appearance by minimizing the assembly's height while ensuring secure and stable operation, preventing wobbling of the valve stem and handle, and providing a visually appealing aesthetic.
Implementation Method 1
A retainer couples the escutcheon to the mounting ring, the retainer including a threaded connection having internal threads on the escutcheon and mating external threads on the mounting ring
Implementation Method 2
A bonnet nut includes external threads engaging with the internal threads of the mounting shank to secure the valve assembly to the mounting shank
Data Source
AI summary
A reduced profile faucet handle assembly illustratively includes a mounting shank receiving a valve assembly, and an escutcheon operably coupled to the mounting shank. A mounting ring is positioned intermediate the mounting shank and the escutcheon, and a retainer couples the escutcheon to the mounting ring.