To effectively predict the occurrence of a failure in a release bearing.SOLUTION: Disclosed is a diagnosis device of a release bearing 27 of a clutch device 20, capable of disconnecting and connecting motive power transmitted to a transmission 40 from a drive source 10 mounted on a vehicle 1. This diagnostic device includes: a microphone 80 for acquiring an actual operation sound of the release bearing 27; and a failure diagnosis part 100 for predicting the occurrence of the failure in the release bearing 27 based on the actual operation sound acquired by the microphone 80 and a reference operation sound of the release bearing of a failure product acquired in advance.SELECTED DRAWING: Figure 2

    【課題】レリーズベアリングの故障発生を効果的に予測する。【解決手段】車両1に搭載された駆動源10から変速機40に伝達される動力を断接可能なクラッチ装置20のレリーズベアリング27の診断装置であって、レリーズベアリング27の実動作音を取得するマイク80と、マイク80により取得される実動作音と、予め取得した故障品のレリーズベアリングの基準動作音とに基づいて、レリーズベアリング27の故障発生を予測する故障診断部100とを備えた。【選択図】図2


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    Title :

    DIAGNOSIS DEVICE AND DIAGNOSIS METHOD


    Additional title:

    診断装置及び診断方法


    Contributors:

    Publication date :

    2019-03-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen



    DIAGNOSIS DEVICE AND DIAGNOSIS METHOD

    TANAKA EIICHI / SYOUJI TOMOKI | European Patent Office | 2020

    Free access

    DIAGNOSIS DEVICE AND DIAGNOSIS METHOD

    TANAKA EIICHI / SYOUJI TOMOKI | European Patent Office | 2019

    Free access