Malfunction diagnosing apparatus, malfunction diagnosing method, and recording medium
US10359401B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jan 3, 2017 |
| Grant date | Jul 23, 2019 |
| Priority date | — |
| Expiry date | Jan 10, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2291/028
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A malfunction diagnosing apparatus includes circuitry that collects vibration data generated when a diagnosed apparatus operates in a predetermined operating sequence, analyzes the collected vibration data and calculate a feature quantity, determines, based on the calculated feature quantity, whether or not something is wrong with the diagnosed apparatus, controls, if it is determined that something wrong with the diagnosed apparatus, the diagnosed apparatus to repeat the operating sequence that it is determined that something is wrong with the diagnosed apparatus for a predetermined number of times, and determines that malfunction occurs in the diagnosed apparatus if it is determined that something is wrong with the diagnosed apparatus in the operating sequence repeated for the predetermined number of times.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.