Faucet Splitter With Click Feedback For Precise Water Volume Control

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Solution Overview

Problem

Conventional faucet splitters require users to rely on experience to set the desired water volume, leading to repeated adjustments and water wastage, as there is no clear indication of reaching the correct position when operating the control knob or lever.

Innovation Solution

A faucet splitter design featuring a control shaft with a resilient member that engages with gaps to generate a click sound when a desired aperture is set, ensuring precise positioning without the need for multiple attempts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a conventional knob or control lever is used without positioning indicators, then the device structure remains simple, but the user cannot accurately determine the desired water volume position and must rely on repeated adjustments

Engineering Contradiction:
Improvepositioning precisionVSAvoidcontrol structure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The resilient member provides tactile and auditory feedback through click sounds when engaging with gaps, giving the user immediate confirmation of the control shaft's position without requiring visual inspection or repeated adjustments

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The control shaft is divided into discrete angular positions marked by gaps in the end member, with the resilient member engaging at specific intervals to indicate predetermined aperture settings, transforming continuous rotation into discrete, measurable positions

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the user operates the knob repeatedly to find the desired position, then the control can be adjusted flexibly, but water is wasted during the repeated operation attempts

Engineering Contradiction:
Improveoperation convenienceVSAvoidwater waste
Core Design Contradiction:
Ease of operationVSLoss of substance

Solution Approach 1:

The gaps in the end member are pre-positioned to correspond to desired aperture settings, allowing the resilient member to automatically engage and indicate the correct position in advance, eliminating the need for repeated trial-and-error adjustments

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The click sound generated when the resilient member engages with a gap provides immediate feedback to the user, confirming the desired position has been reached and preventing further unnecessary adjustments that would waste water

Inventive Principle:
Principle #23Feedback

3Loss of information

If no auditory or tactile indication is provided, then the device structure remains simple, but the user cannot confirm when the desired position is reached

Engineering Contradiction:
Improveposition informationVSAvoidcontrol mechanism complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The resilient member generates a distinct click sound and provides tactile resistance when engaging with the gaps, giving the user clear auditory and tactile feedback that confirms the control shaft has reached the desired position

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The engagement of the resilient member with the gaps produces a mechanical vibration or click sound that serves as an audible signal to the user, transforming the silent mechanical engagement into a detectable indication without requiring electronic components

Inventive Principle:
Principle #18Mechanical vibration

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 solution allows users to accurately set the desired water volume with confidence, reducing water wastage by providing auditory feedback, thus streamlining the operation and improving user experience.

Implementation Method 1

the protrusion of the resilient member is removably engaged with one of the gaps in the end member so as to generate a sound

Methodology Applied
Scientific EffectClick sound generation: Sound

Data Source

PatentUS7644728B2Splitter for faucets
Publication Date: 2010.01.12 YANG TSAI CHEN
  • US7644728B2 patent drawing
  • US7644728B2 patent drawing
  • US7644728B2 patent drawing

AI summary

A splitter for faucets includes a body in which a control unit is received. The control unit includes a collar in which a ceramic disk is received. The ceramic disk has a plurality of through holes and a number of the through holes is equal to a number of the outlets of the body. A ceramic plate is connected to the ceramic disk so as to cover some of the through holes in the ceramic disk. The ceramic disk is connected with a control shaft which has a resilient member on a radial portion thereof. An end member is mounted to radial portion and includes a plurality of gaps so that when the control shaft is rotated, the protrusion on the resilient member is removably engaged with one of the gaps so as to generate a sound.