Adjustable Water Pressure Shower System with Timer Dial

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Solution Overview

Problem

Conventional shower heads emit water at a constant pressure, leading to water wastage and discomfort during long showers, especially in shared plumbing systems, where pressure decreases over time.

Innovation Solution

A multi-pressure shower system with a rotatable turn dial or a push button that allows users to adjust water pressure for a predetermined time, reducing pressure during lathering and automatically returning to normal pressure when the time elapses.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional shower heads release water at constant high pressure, then water pressure is maintained for effective rinsing, but water wastage increases and shower time must be limited

Engineering Contradiction:
Improveeffective rinsing efficiencyVSAvoidwater wastage
Core Design Contradiction:
ProductivityVSLoss of substance

Solution Approach 1:

The shower head employs a timer dial that allows users to dynamically adjust water pressure between high and low settings for predetermined time periods. The system transitions from static constant pressure to dynamic variable pressure, enabling high pressure during rinsing phases and low pressure during lathering phases, thus resolving the contradiction between maintaining effective rinsing and reducing water wastage.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The timer dial mechanism creates periodic cycles of high and low water pressure. Users can set the system to alternate between high-pressure rinsing mode and low-pressure conservation mode at predetermined intervals, allowing effective rinsing when needed while automatically reducing pressure to conserve water during less demanding phases of the shower.

Inventive Principle:
Principle #19Periodic action

2Stability of the object's composition

If conventional shower heads maintain constant water pressure, then water flow consistency is ensured, but user control over water conservation is limited

Engineering Contradiction:
Improvewater flow consistencyVSAvoiduser control flexibility
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The timer dial provides a simple yet effective dynamic control mechanism. Users can rotate the dial to select different time durations for pressure reduction, and the system automatically executes the pressure changes. This maintains operational simplicity while providing flexible user control over water conservation timing and duration.

Inventive Principle:
Principle #15Dynamics

3Productivity

If shower time is extended to compensate for reduced water pressure, then complete rinsing is achieved, but water temperature decreases and shower experience deteriorates

Engineering Contradiction:
Improverinsing completenessVSAvoidwater temperature
Core Design Contradiction:
ProductivityVSTemperature

Solution Approach 1:

The timer dial enables periodic alternation between high-pressure and low-pressure modes, allowing users to concentrate rinsing activities during high-pressure intervals. This eliminates the need for continuously extended shower time, as effective rinsing can be achieved in concentrated high-pressure bursts, thereby preventing water temperature drop and maintaining shower comfort.

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS20250050357A1Adjustable water pressure shower system
Publication Date: 2025.02.13 CATANZARO GAETANO
  • US20250050357A1 patent drawing
  • US20250050357A1 patent drawing
  • US20250050357A1 patent drawing

AI summary

A shower system is disclosed to lower water pressure for a predetermined duration such as for conserving water while the showerer/bather lathers themselves. The shower system includes a control element in the form of a turn dial or a push button. In one embodiment, the turn dial is rotatable and designed to regulate water pressure from the plurality of spray openings of the shower system for a predetermined time. The turn dial lowers the water pressure for the first time period when the dial end aligns with a first position mark. The turn dial lowers the water pressure for a second time period when the dial end aligns with a second position mark. In another embodiment, the control element is a push button. Actuation of the push button by a user lowers the water pressure of water being discharged from a plurality of spray openings for a predetermined duration.