Dual-Axis Faucet Handle Assembly for Unified Flow and Temperature Control
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Solution Overview
Problem
Conventional faucets lack efficient multi-directional control over water temperature and flow rate, often requiring separate mechanisms for temperature and flow adjustments, which can be cumbersome and aesthetically unappealing.
Innovation Solution
A faucet design featuring a handle assembly that rotates about two separate axes, one for temperature control and another for flow rate control, allowing for simultaneous and harmonious adjustment of water temperature and flow rate through a combination of valves and sleeves, enhancing user experience and aesthetics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If separate mechanisms are used for temperature and flow rate adjustments, then control precision is improved, but device complexity increases
Solution Approach 1:
The patent combines temperature control and flow rate control into a single integrated handle assembly that rotates about two separate axes. The handle body rotates about a vertical axis to control the first valve (temperature), while the handle extends radially and rotates about a horizontal axis to control the second valve (flow rate). This merging of multiple control functions into one unified interface reduces device complexity while maintaining precise control over both temperature and flow rate through coordinated rotational movements.
2Measurement precision
If multiple separate controls are provided for temperature and flow, then control precision is improved, but ease of operation deteriorates
Solution Approach 1:
The handle assembly serves multiple functions through its dual-axis rotation capability. A single handle body with radial handle extension can control both temperature (via vertical axis rotation) and flow rate (via horizontal axis rotation). This multi-functional design allows users to adjust both parameters using one unified control interface, improving ease of operation while maintaining the precision of separate controls through the coordinated action of two rotational degrees of freedom.
3Manufacturing precision
If separate mechanisms are used for temperature and flow control, then manufacturing precision can be optimized for each, but aesthetic appearance deteriorates
Solution Approach 1:
The patent merges temperature and flow control mechanisms into a single elegant handle assembly with a unified aesthetic form. The handle body and radial handle extension create a cohesive visual element that conceals the dual-valve mechanism. This integrated design allows each valve to be manufactured with high precision independently, while the overall aesthetic appearance is enhanced by the seamless, unified handle structure that eliminates the need for separate visible controls.
Data Source
AI summary
A faucet that includes a housing, a first valve, a handle body, a handle, and a second valve. The first valve is disposed at least in part within the housing and controls one of a flow rate and a temperature. The handle body has an elongated base, which extends from the housing along a longitudinal axis and is operatively coupled to the first valve, such that rotation of handle body about the longitudinal axis relative to the housing controls the first valve. The handle extends from the base along a radial axis relative to the longitudinal axis. The second valve is disposed at least in part within the handle and controls the other of the flow rate and the temperature, the second valve operatively couples the handle to the base, such that rotation of the handle about the radial axis relative to the handle body controls the second valve.