Faucet Spout Controller for Multiple Spray Patterns and Aesthetic Design

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Solution Overview

Problem

Faucets without pull-out spray heads, such as bathroom faucets, typically lack multiple spray patterns and are not aesthetically pleasing, with existing mechanical switches being unattractive.

Innovation Solution

A faucet with a spray pattern controller that adjusts between multiple spray patterns via a manual toggle, push button, or rotary dial, utilizing outlets with different configurations to provide varying water flow characteristics, including pressure and coverage area.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a mechanical switch is used to control spray patterns, then multiple spray patterns can be achieved, but the aesthetic appearance deteriorates

Engineering Contradiction:
Improvemultiple spray patternsVSAvoidaesthetic appearance
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The patent replaces traditional mechanical switches with a touch-sensitive controller that detects user input through capacitive or resistive touch. This electronic sensing mechanism eliminates visible mechanical components while maintaining the ability to switch between multiple spray patterns, thereby preserving aesthetic appearance while achieving versatility.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces an intermediary electronic control system between the user and the spray mechanism. A microcontroller receives touch inputs and controls solenoid valves or flow diverters to switch spray patterns, acting as an intermediary that hides the complexity of mechanical switching while providing multiple spray modes.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If a pull-out spray head with mechanical controls is used, then multiple spray patterns are available, but the device complexity increases

Engineering Contradiction:
Improvemultiple spray patternsVSAvoidmechanical parts
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical switching mechanisms with electronic control systems. Touch-sensitive sensors detect user input, and electronic controllers manage solenoid valves or flow control elements, reducing the number of moving mechanical parts while maintaining multiple spray pattern capabilities.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent integrates multiple functions into a single control interface. The touch-sensitive controller handles both spray pattern selection and potentially other faucet functions, while a single electronic control system manages multiple solenoid valves, reducing overall device complexity through functional integration.

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

3Shape

If traditional bathroom faucet design is used, then aesthetic appearance is maintained, but multiple spray patterns are not available

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidspray patterns
Core Design Contradiction:
ShapeVSAdaptability or versatility

Solution Approach 1:

The patent uses touch-sensitive technology and electronic control to enable multiple spray patterns without adding visible mechanical controls that would compromise aesthetic appearance. The clean, minimalist control interface maintains traditional faucet elegance while providing modern functionality.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the physical parameters of water flow by using electronically controlled solenoid valves or flow diverters that adjust water pressure, flow rate, and distribution patterns. This allows multiple spray patterns to be achieved through parameter modulation rather than mechanical reconfiguration, preserving aesthetic design.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12352021B2Faucet having a plurality of spray patterns
Publication Date: 2025.07.08 ASSA ABLOY AMERICAS RESIDENTIAL INC
  • US12352021B2 patent drawing
  • US12352021B2 patent drawing
  • US12352021B2 patent drawing

AI summary

A faucet includes a faucet body, a faucet spout and a spray pattern controller for providing a plurality of spray patterns. The faucet body includes a faucet handle that is movable with respect to the faucet body. The faucet spout has a first end extending from and integral to the faucet body. The spray pattern controller is located along a side of the faucet spout. The spray pattern controller is configured to adjust a spray pattern. The faucet spout may include at least first and second selectable outlets, and water flow through the outlets is selectably managed by the spray pattern controller to select a spray pattern from a plurality of spray patterns capable of being dispensed through the faucet spout.