Hydraulic Device WLAN Diagnosis via Browser-Based Configuration

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Solution Overview

Problem

Existing hydraulic device diagnosis and configuration technologies require specific devices with Microsoft Windows operating systems, additional software installations, and wired connections, limiting flexibility and space.

Innovation Solution

A device and method utilizing a communication unit and mobile terminal connected via a wireless local area network, enabling diagnosis and configuration through a webpage accessible on any browser-equipped device without additional software, using HTTP or websocket protocols.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a terminal device with specific operating system requirements (e.g., Microsoft Windows) is used for diagnosis and configuration, then the device can perform the required functions, but the adaptability and versatility are reduced because general-purpose devices cannot be used

Engineering Contradiction:
Improvediagnosis and configuration functionVSAvoiddevice compatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent implements a universal terminal device that can perform diagnosis and configuration functions across different hydraulic devices. The terminal device uses a standard web browser to access a web page hosted by the communication unit, eliminating the need for device-specific operating systems or software installations. This allows any general-purpose device with a web browser to perform the required functions, achieving multi-functionality and broad compatibility.

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

2Reliability

If a matching diagnosis or configuration program is installed on the terminal device, then the device can communicate with the hydraulic device, but the device complexity increases due to additional software installation requirements

Engineering Contradiction:
Improvecommunication capabilityVSAvoidsoftware installation
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces the traditional software installation approach with a web-based interface. Instead of installing specialized diagnosis or configuration programs on the terminal device, the system uses a standard web browser to access a web page hosted by the communication unit. This substitution eliminates the need for additional software installations while maintaining full communication and control capabilities.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If a wired connection is used between the terminal device and the hydraulic device, then stable communication is achieved, but the ease of operation is reduced due to space limitations and hardware requirements

Engineering Contradiction:
Improvecommunication stabilityVSAvoidspatial flexibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the wired mechanical connection with a wireless communication link. The communication unit establishes a wireless local area network (WLAN) that allows the terminal device to connect to the hydraulic device without physical cables. This substitution provides spatial flexibility and ease of operation while maintaining communication stability through the wireless network protocol.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS12392364B2Device and method for diagnosing and configuring a hydraulic device based on wireless local area network
Publication Date: 2025.08.19 HAWE HYDRAULIK SE
  • US12392364B2 patent drawing
  • US12392364B2 patent drawing
  • US12392364B2 patent drawing

AI summary

A device and method for diagnosing and configuring a hydraulic device based on a wireless local area network relates to diagnosis and configuration device technologies. The device includes a communication unit and mobile terminal. The communication unit reads hydraulic device data or changes device configuration, and process the data to generate webpage results. The mobile terminal transmits configuration requests, receives webpage results, and displays results in webpage form. The webpage results are formed by processing the acquired hydraulic device data at the communication unit side. The mobile terminal can complete the hydraulic device diagnosis and configuration, as long as it connects to the communication unit via WIFI and supports state of the art web content. The mobile terminal does not need additional installation of a matching diagnostic or configuration program, and is not limited as a specific device installed with a specific operating system; a general-purpose device may be used.