Compact Water Mixing Control for Flow and Temperature Adjustment

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Solution Overview

Problem

Existing water-dispensing devices are structurally complex, bulky, and not user-friendly, protruding significantly from installation surfaces, detracting from aesthetic appeal and requiring multiple control mechanisms for flow rate and temperature adjustment.

Innovation Solution

A compact adjusting device with two control members - a first control member for enabling/disabling water flow and adjusting flow rate, and a second control member for adjusting temperature, utilizing a single-piece design and magnetic interactions to simplify operation and reduce overall dimensions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional multi-component control mechanisms are used for flow rate and temperature adjustment, then functional versatility is improved, but device complexity and protrusion dimensions increase

Engineering Contradiction:
Improveflow rate and temperature adjustment capabilityVSAvoidstructural complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines multiple control functions (flow rate adjustment and temperature control) into a single integrated control member. This control member has a first portion for flow rate adjustment and a second portion for temperature control, merging what were traditionally separate mechanisms into one unified component, thereby reducing device complexity while maintaining full functionality

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single control member is designed to perform multiple functions: it can adjust flow rate through its first portion and control temperature through its second portion. This multi-functional design eliminates the need for separate control mechanisms, directly addressing the contradiction by providing versatility without increasing complexity

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

2Adaptability or versatility

If traditional control mechanisms are used, then functional capability is improved, but ease of operation deteriorates due to complexity

Engineering Contradiction:
Improveflow and temperature controlVSAvoiduser operation convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

By merging flow rate and temperature controls into a single control member, the user operates one unified component rather than coordinating multiple separate mechanisms. This integration simplifies the user interface and improves ease of operation while preserving full control capabilities

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The control member is segmented into distinct functional portions (first portion for flow rate, second portion for temperature) that are clearly differentiated. This segmentation within unity allows users to intuitively understand and operate each function separately while interacting with a single component, enhancing ease of operation

Inventive Principle:
Principle #1Segmentation

3Adaptability or versatility

If traditional structural configuration is used, then functional requirements are met, but aesthetic appeal deteriorates due to significant protrusion

Engineering Contradiction:
Improvewater dispensing controlVSAvoidprotrusion from installation surface
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The control member is designed with a compact nested structure where the second portion (temperature control) is positioned around or integrated with the first portion (flow rate control). This nesting arrangement minimizes the overall protrusion from the installation surface while maintaining both control functions, thereby improving aesthetic appeal without sacrificing functionality

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20250216000A1Dispensing device for water-dispensing units
Publication Date: 2025.07.03 NOBILI
  • US20250216000A1 patent drawing
  • US20250216000A1 patent drawing
  • US20250216000A1 patent drawing

AI summary

An adjusting device for water-dispensing units is disclosed comprising: a valve body with a first inlet for the cold water, a second inlet for the hot water and an outlet for the mixed water, shutter means for controlling a flow of water, a mixing chamber for mixing the water to a desired temperature, first actuating means for arranging the shutter means in an open position, in a closed position to enable/disable the transit of the water, and in an intermediate adjustable position for adjusting a flow of water, second actuating means configured to adjust a water temperature, a first control member in a single piece connected to the first actuating means and configured to open, close dispensing and to adjust the flow rate of the water manually, a second control member connected to the second actuating means to vary the water temperature manually.