Articulating Faucet Spout for Integrated Flow and Rate Control

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Solution Overview

Problem

Traditional faucets require separate handles or sensors for controlling water flow and flow rate, leading to cluttered designs and non-intuitive operation.

Innovation Solution

An articulating faucet design where the spout's movement relative to the base controls water flow and flow rate, with rotation turning the faucet on/off and sliding adjusting the flow rate, eliminating the need for separate handles and sensors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If separate handles or sensors are used to control water flow and flow rate, then the control function is achieved, but the design becomes cluttered and operation becomes non-intuitive

Engineering Contradiction:
Improveintuitiveness of controlVSAvoidnumber of separate control components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple control functions (flow on/off and flow rate adjustment) into a single integrated spout component. The spout can rotate about a vertical axis to control flow on/off and tilt forward or backward to adjust flow rate, eliminating the need for separate handles or sensors and simplifying both the design and user interaction.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The spout is designed to perform multiple control functions simultaneously - it serves as both the flow control mechanism (through rotation) and the flow rate adjustment mechanism (through tilting). This multi-functional design reduces the overall number of components while maintaining comprehensive control capability.

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

2Shape

If separate handles are used for controlling water flow, then precise control is achieved, but the aesthetic design is compromised due to cluttered appearance

Engineering Contradiction:
Improveaesthetic cleanliness of designVSAvoidcontrol functionality
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The control functions are merged into the spout itself, which maintains a clean, minimalist aesthetic. The spout's natural movements (rotation and tilting) serve as the control interface, eliminating the need for additional handles or external control mechanisms that would clutter the design.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The spout controls the water flow itself through its own movements. By rotating and tilting, the spout directly manipulates the valve mechanisms and flow paths without requiring external handles or separate control components, allowing the aesthetic design to remain uncluttered while maintaining full control functionality.

Inventive Principle:
Principle #25Self-service

3Device complexity

If the spout articulation controls both flow on/off and flow rate, then the number of components is reduced, but the precision of flow rate control must be maintained

Engineering Contradiction:
Improvenumber of control componentsVSAvoidflow rate control precision
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The spout is designed with dynamic movement capabilities - it can rotate about a vertical axis and tilt forward or backward. These dynamic positions correspond to different flow rates, with the degree of tilt directly controlling the flow rate precision. The mechanical linkage between spout position and valve opening maintains precise control despite the reduced component count.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11905690B2Articulating faucet
Publication Date: 2024.02.20 KOHLER CO(US)
  • US11905690B2 patent drawing
  • US11905690B2 patent drawing
  • US11905690B2 patent drawing

AI summary

A faucet having a base that is mountable to a support, a spout moveably coupled to the base and having an outlet for dispensing water, and a valve that controls a flow of water to an outlet, where the valve is opened in response to the spout being moved relative to the base to a first position, and the valve is closed in response to the spout being moved relative to the base from the first position toward a second position.