Dynamic Maintenance Scheduling via Self-Maintenance Feedback

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Solution Overview

Problem

Existing maintenance management systems do not account for user-performed self-maintenance, leading to inefficient maintenance schedules that treat devices as if they have not undergone any maintenance, despite regular upkeep such as cleaning.

Innovation Solution

A maintenance management apparatus and system that collects self-maintenance information from users, updates maintenance schedules based on this information, and sends notifications for prompt maintenance, ensuring that devices are maintained according to their actual usage and maintenance history.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If maintenance schedules are set based on fixed intervals without considering self-maintenance, then maintenance management is simplified, but maintenance efficiency decreases and redundant maintenance occurs

Engineering Contradiction:
Improvemaintenance management complexityVSAvoidmaintenance efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The system collects feedback from users about self-maintenance activities performed on devices and uses this information to dynamically adjust maintenance schedules. The maintenance management apparatus receives self-maintenance information, processes it, and updates the maintenance schedule accordingly, creating a closed-loop feedback mechanism that optimizes maintenance timing based on actual device conditions and user actions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The maintenance schedule transitions from a static fixed-interval system to a dynamic adaptive system. The apparatus continuously updates maintenance timing based on received self-maintenance information, allowing the schedule to flex and adapt to actual device usage patterns and maintenance activities, thereby improving efficiency while managing complexity.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If maintenance schedules do not account for self-maintenance, then the system is easier to operate, but unnecessary maintenance visits occur causing inconvenience

Engineering Contradiction:
Improvesystem operation easeVSAvoidmaintenance time loss
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system enables users to perform self-maintenance activities and automatically reports these actions to the maintenance management apparatus. Users input self-maintenance information through simple interfaces, and the system automatically processes this data to adjust schedules, reducing the need for professional service visits and minimizing time loss while maintaining ease of operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The apparatus receives feedback from users regarding self-maintenance completion and uses this information to automatically update maintenance schedules. This feedback mechanism ensures that maintenance timing reflects actual device conditions, preventing unnecessary visits and time loss while keeping the system easy to operate through automated processing.

Inventive Principle:
Principle #23Feedback

3Stability of the object's composition

If regular maintenance is performed without considering actual device conditions, then maintenance consistency is maintained, but maintenance redundancy increases

Engineering Contradiction:
Improvemaintenance consistencyVSAvoidmaintenance redundancy
Core Design Contradiction:
Stability of the object's compositionVSLoss of substance

Solution Approach 1:

The system changes the parameter of maintenance timing from fixed intervals to variable schedules based on actual device conditions and self-maintenance history. By processing self-maintenance information and adjusting maintenance timing parameters accordingly, the system maintains consistency in maintenance quality while eliminating redundancy through data-driven scheduling decisions.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The maintenance management apparatus continuously receives feedback about actual device conditions and self-maintenance activities, using this information to adjust maintenance schedules. This feedback loop ensures maintenance consistency is maintained through proper timing while preventing redundancy by aligning maintenance activities with actual device needs and history.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11172079B2Maintenance management apparatus, maintenance management system, method of managing maintenance, and recording medium
Publication Date: 2021.11.09 RICOH CO LTD
  • US11172079B2 patent drawing
  • US11172079B2 patent drawing
  • US11172079B2 patent drawing

AI summary

A maintenance management apparatus for managing maintenance on one or more devices, includes: circuitry to: obtain self-maintenance information indicating time at which self-maintenance has been performed on a device; obtain maintenance information indicating maintenance scheduled to be performed on the device from a memory, the maintenance information including time information indicating scheduled execution time of maintenance; update the time information indicating scheduled execution time of maintenance based on the self-maintenance information; and send a notification for prompting maintenance of the device when the time indicated by the time information having been updated is reached.