PROBLEM TO BE SOLVED: To prevent oil from being discharged outside a vehicle in damage of a high pressure accumulator, without preparing means of storing oil.SOLUTION: A hydraulic safety device 100 includes a hydraulic compressor 10, a high pressure accumulator 11 and a low pressure accumulator 12. The hydraulic safety device also includes: a safety valve 14 configured to, in a closed state, keep the low pressure accumulator 12 in a closed sealed state, and when inner pressure of the low pressure accumulator 12 reaches specified pressure, be made into an open state to discharge gas in the low pressure accumulator 12; and a valve 16 configured to, in a closed state, keep the high pressure accumulator 11 in a sealed state, and when the safety valve 14 is in the open state, be made into an open state by pressure of gas discharged from the low pressure accumulator 12, to discharge gas in the high pressure accumulator 11.SELECTED DRAWING: Figure 3

    【課題】オイルを貯留するための手段を設けることなく、高圧アキュムレータの破損時にオイルが車外へ放出されることを防止すること。【解決手段】油圧回転機10、高圧アキュムレータ11、および低圧アキュムレータ12を有する油圧式安全装置100であって、閉状態のときに低圧アキュムレータ12を密閉状態に維持し、低圧アキュムレータ12内の圧力が規定圧力に到達したときに開状態となり、低圧アキュムレータ12内の気体を放出する安全弁14と、閉状態のときに高圧アキュムレータ11を密閉状態に維持し、安全弁14が開状態となった場合に、低圧アキュムレータ12から放出された気体の圧力により開状態となり、高圧アキュムレータ11内の気体を放出する弁16と、を有する。【選択図】図3


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    Titel :

    HYDRAULIC SAFETY DEVICE


    Weitere Titelangaben:

    油圧式安全装置


    Beteiligte:

    Erscheinungsdatum :

    02.08.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF / F16K VALVES , Ventile / F15B SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL , Druckmittelbetriebene Systeme allgemein



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