Sewing Machine Location Guidance Using Advertising Signals

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Solution Overview

Problem

In traditional sewing plants, it is time-consuming for maintenance workers to locate a specific sewing machine among a plurality of machines due to the complexity of the plant layout.

Innovation Solution

A management system comprising a management apparatus, communication apparatuses installed near or inside sewing machines, and an electronic device that assists in locating a specific sewing machine by receiving and processing advertising signals from these communication apparatuses to provide relative position information on a display.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If maintenance workers manually search for specific sewing machines in traditional plants, then they can locate the machines, but it takes a lot of time

Engineering Contradiction:
Improvesearch timeVSAvoidsearch convenience
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The patent replaces the manual mechanical search method with an electronic information system. Maintenance workers use electronic devices to receive and view apparatus information including location data, replacing the need to physically walk through and visually search for machines. This substitution dramatically reduces search time while maintaining ease of operation through digital information delivery.

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

Solution Approach 2:

The patent introduces an information transmission system as an intermediary between the sewing machines and maintenance workers. The system includes apparatuses that transmit location and status information, and electronic devices that receive and display this information. This intermediary layer enables quick information retrieval without direct physical interaction with all machines.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If workers view plant layout and real sewing machines to locate specific machines, then they can find the target machine, but the process is time-consuming

Engineering Contradiction:
Improvelocation accuracyVSAvoidsearch time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent replaces visual inspection of physical plant layouts and machines with electronic display of apparatus information. The electronic device presents structured location data and machine identifiers, providing precise location information without requiring workers to visually scan the physical environment. This maintains high location accuracy while dramatically reducing search time.

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

Solution Approach 2:

The system performs preliminary organization and transmission of apparatus location information before workers need to search. Each sewing machine's location and identification data are pre-configured in the system and ready for immediate retrieval. When a worker needs to locate a machine, the information is already prepared and can be instantly transmitted to their electronic device.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If a plurality of sewing machines are installed in a sewing plant, then production capacity increases, but it becomes difficult to locate specific machines

Engineering Contradiction:
Improveproduction capacityVSAvoidmachine location ease
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent segments the information about each sewing machine into distinct, manageable units that can be individually queried and displayed. Each machine's location, status, and identification information is separated and organized independently, allowing workers to quickly filter and locate specific machines without being overwhelmed by the complexity of the entire plant. This segmentation maintains ease of operation even as the number of machines increases.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The information transmission system acts as an intermediary that manages the complexity of multiple machines. Rather than requiring workers to directly interact with or visually assess numerous machines, the system mediates by receiving queries, processing location data, and presenting relevant information in an organized manner. This intermediary layer scales efficiently as more machines are added to the plant.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP4379412B1Electronic device and management system
Publication Date: 2026.03.18 JUKI CORP
  • EP4379412B1 patent drawingFigure 1~2
  • EP4379412B1 patent drawingFigure 3~4
  • EP4379412B1 patent drawingFigure 5~6

AI summary

The present disclosure assists in searching for a specific apparatus among a plurality of apparatuses installed in an installation area. The electronic device includes: a storage portion, installation information for indicating a relationship between position information and a communication apparatus, where the position information is position information of a plurality of installation apparatuses installed in an installation area, and the communication apparatus is associated with the installation apparatus; a communication portion configured to receive an advertising signal transmitted by the communication apparatus installed in the installation area; an estimation portion configured to estimate a relative position between a device body and the installation apparatus associated with the communication apparatus based on identification information of the communication apparatus and the installation information included in a received advertising signal; and a display control portion configured to display causes relative position information on a display portion, and the relative position information is capable of identifying the estimated relative position between the device body and the installation apparatus.