PROBLEM TO BE SOLVED: To provide a travel device capable of ensuring the absolute minimum safety even when a failure occurs in a travel control function or a safety control function.SOLUTION: A travel device comprises: a housing; a travel driving part for causing the housing to travel; a speed sensor for detecting a travel speed of the housing; an obstacle sensor for detecting position information of an obstacle around the housing; a first safety control part for controlling the travel of the housing on the basis of the travel speed and the position information of the obstacle to ensure safety; and a second safety control part for monitoring an operation state of the first safety control part, and for, when finding out abnormality, interrupting power supply to the travel driving part. The second safety control part is configured of parts having higher reliability than parts configuring the first safety control part.SELECTED DRAWING: Figure 4


    Access

    Download


    Export, share and cite



    Title :

    走行装置


    Publication date :

    2020-07-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G05B Steuer- oder Regelsysteme allgemein , CONTROL OR REGULATING SYSTEMS IN GENERAL / B25J Manipulatoren , MANIPULATORS / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G05D SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES , Systeme zum Steuern oder Regeln nichtelektrischer veränderlicher Größen