Shower

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Solution Overview

Problem

Conventional shower systems use high water volumes to produce continuous streams of water, failing to simulate the experience of rain, which some users prefer for its sound and feel.

Innovation Solution

A shower assembly with a panel featuring a reservoir and multiple holes that allow water to flow through, forming discrete drops that fall like rain, and a stopper mechanism to control the flow through different openings, allowing users to select between drop and stream modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If conventional shower systems force water through nozzle holes to create continuous streams, then water flow is provided, but high volume of water is consumed

Engineering Contradiction:
Improvewater volumeVSAvoidshower experience quality
Core Design Contradiction:
Quantity of substanceVSProductivity

Solution Approach 1:

The continuous water stream is segmented into discrete drops by controlling water flow through multiple small holes in the panel. Water accumulates in the reservoir and then releases through the holes as separate droplets rather than continuous streams, reducing overall water consumption while maintaining shower effectiveness

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The shower system operates with periodic water release cycles. Water fills the reservoir periodically and then releases through the holes in controlled intervals, creating a rhythmic drop pattern that simulates rain and reduces total water usage compared to continuous flow systems

Inventive Principle:
Principle #19Periodic action

2Adaptability or versatility

If conventional shower systems provide continuous streams of water, then water delivery is achieved, but the experience of rain is not simulated

Engineering Contradiction:
Improverain simulation capabilityVSAvoidpanel structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The panel is segmented into multiple small holes distributed across its surface, allowing water to exit as numerous discrete droplets rather than a single stream. This segmentation creates the visual and sensory effect of rain while maintaining a relatively simple panel structure

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the panel have holes of varying sizes and distributions to create different droplet characteristics. The reservoir design and hole placement are optimized locally to enhance the rain-like experience in specific areas of the shower space

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If the stopper is positioned to allow water through second openings, then stream mode is provided, but water flow rate increases

Engineering Contradiction:
Improveflow mode selectionVSAvoidwater flow rate
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The stopper mechanism dynamically switches between two flow configurations. When positioned in the first position, it blocks the second openings and directs water through the first holes for drop mode. When positioned in the second position, it opens the second openings for stream mode, allowing users to adapt water flow characteristics to their needs

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The shower panel is designed with dual functionality through the stopper mechanism. The same panel structure can provide both drop mode (through first openings) and stream mode (through second openings), making the system versatile enough to满足不同 user preferences without requiring separate shower heads

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

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 shower assembly provides a satisfying rain-like experience at lower water flow rates, allowing users to perceive a higher flow rate while using less water, and includes a control system for additional features like temperature, audio, and lighting.

Implementation Method 1

passes through the first plurality of holes by gravitational force, forms a drop at the outlet of each of the first plurality of holes, and falls from the panel as a plurality of drops

Methodology Applied
Scientific EffectGravitational force: Gravitation

Data Source

PatentUS11872575B2Shower
Publication Date: 2024.01.16 KOHLER CO(US)
  • US11872575B2 patent drawing
  • US11872575B2 patent drawing
  • US11872575B2 patent drawing

AI summary

A shower assembly includes an inlet port, a reservoir, and a plurality of drop outlet ports. The inlet port receives water from a water source at an inlet flow rate. The reservoir receives water from the inlet port, and is not pressurized by a line pressure of the water source regardless of the inlet flow rate. Each of the plurality of drop outlet ports is configured such that water passes from the reservoir through the plurality of drop outlet ports, forms a drop at each drop outlet port, and falls from each drop outlet port by gravity only as discrete drops of water.