Integrated Pressure Gauge on Regulating Valve

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Solution Overview

Problem

Conventional pressure-regulating valves require a separate pressure gauge installation, which is complicated and troublesome.

Innovation Solution

A pressure-regulating valve with an integrated pressure gauge, featuring a tubular body, inlet nipple, pressure-control device, and knob assembly, where the pressure gauge is seamlessly integrated to display and control gas pressure directly on the valve.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a separate pressure gauge is installed on a conventional pressure-regulating valve, then the gas pressure can be displayed and adjusted precisely, but the installation becomes complicated and troublesome

Engineering Contradiction:
Improvepressure display precisionVSAvoidinstallation complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent integrates the pressure gauge directly into the valve body, combining two previously separate components (pressure-regulating valve and pressure gauge) into a single unified device. The pressure gauge is positioned on the valve body with its display facing outward, allowing pressure measurement and visualization without requiring separate installation of an external gauge, thereby simplifying the overall system structure and installation process while maintaining precise pressure display capability

Inventive Principle:
Principle #5Merging (Combining)

2Loss of information

If a separate pressure gauge is installed on a conventional pressure-regulating valve, then actual gas pressure can be displayed, but the setup process becomes troublesome and time-consuming

Engineering Contradiction:
Improvepressure information availabilityVSAvoidinstallation time
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

By merging the pressure gauge with the valve body into a single integrated unit, the patent eliminates the separate installation step required for conventional setups. The pressure information is immediately available through the integrated gauge's display, which is permanently mounted on the valve body, thereby reducing both the time and complexity of the setup process while ensuring continuous pressure information availability

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If a separate pressure gauge is installed between the pressure-regulating valve and the pneumatic tool, then precise pressure control is achieved, but the device structure becomes more complex

Engineering Contradiction:
Improvepressure control easeVSAvoiddevice structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the pressure gauge and pressure-regulating valve into a single integrated device, reducing the overall device structure from two separate components to one unified unit. The pressure gauge is mounted directly on the valve body with its display oriented for easy viewing, maintaining ease of pressure control operation while simplifying the device structure by eliminating the need for separate gauge installation and reducing the number of connection points and components

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7650904B2Pressure-regulating valve with an integrated pressure gauge
Publication Date: 2010.01.26 HUANG YUNG CHAO
  • US7650904B2 patent drawing
  • US7650904B2 patent drawing
  • US7650904B2 patent drawing

AI summary

A pressure-regulating valve with an integrated pressure gauge has a body, an inlet nipple, a pressure-control device and a knob assembly. The body is tubular and has an inlet opening, an outlet and an adjustment end. The inlet nipple is connected to the inlet opening of the body and connects to a compressor. The outlet is a tube formed on the body and connects to a pneumatic tool or the like. The pressure-control device is movably placed inside the body and controls pressure of a gas flowing from the compressor to the outlet of the body. The knob assembly is rotatably mounted on the adjustment end of the body, is connected to the pressure-control device and displays and controls the pressure of the gas flowing from the compressor.