Angled Faucet Handle for Independent Temperature and Flow Control

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Solution Overview

Problem

Conventional faucets have limited motion types and typically control only one water parameter, restricting user control over water flow rate and temperature adjustments.

Innovation Solution

A faucet assembly with a handle that rotates about an angled interface, allowing control of multiple water parameters through a selector mechanism that moves between configurations via rotation, enabling independent adjustment of temperature and flow rate.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional faucets use traditional handles or levers with mechanical coupling, then the structure is simple, but the types of motion available are limited and only one water parameter can be controlled

Engineering Contradiction:
Improvecontrol of multiple water parametersVSAvoidhandle mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The single handle is designed to control multiple water parameters (temperature and flow rate) through different rotational movements. The handle can rotate about a first axis to control temperature and about a second axis perpendicular to the first to control flow rate, making one component perform multiple control functions that traditionally required separate controls

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The handle mechanism incorporates dynamic rotational capabilities about multiple axes. The first rotational axis controls the mixing valve for temperature adjustment, while the second rotational axis controls the flow rate valve. This dynamic multi-axis rotation allows the handle to adapt its motion to control different parameters, transforming a static single-function control into a dynamic multi-function control system

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If conventional faucets use single-axis handle rotation, then the mechanism is simple, but user control over multiple water parameters is restricted

Engineering Contradiction:
Improveintuitive control experienceVSAvoidrotational mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The handle control is extended from one-dimensional single-axis rotation to two-dimensional multi-axis rotation. By adding rotation about a second axis perpendicular to the first axis, the system gains an additional degree of freedom that enables independent control of flow rate while maintaining temperature control, creating a more intuitive and comprehensive user interface

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS12173489B2Faucet handle with angled interface
Publication Date: 2024.12.24 DELTA FAUCET COMPANY
  • US12173489B2 patent drawing
  • US12173489B2 patent drawing
  • US12173489B2 patent drawing

AI summary

A faucet assembly including a handle that rotates about a rotational axis extending perpendicular to an angled interface for adjusting a first water parameter. A dial is supported for rotation independent of the handle for adjusting a second water parameter.