A power transmission device including two or more pistons is disclosed The power transmission device includes: a housing arranged to form a mounting space by connecting a clutch housing, a clutch connecting portion, a clutch hub and a disk housing to each other; a power transmission hub selectively and operably connected to the housing; first friction disks splined to an interior circumference of the disk housing; second friction disks splined to an exterior circumference of the power transmission hub and disposed alternately with the first friction disks; a piston module including two or more pistons respectively having a corresponding piston chamber, and selectively and frictionally coupling the first friction disks with the second friction disks; and at least one return spring or at least one separating spring supplying a spring load counteracting against an axial force, wherein friction material is attached to any surface of first or second friction disks.


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    Titel :

    Power transmission device provided with more than two pistons


    Beteiligte:
    PARK DONG-HOON (Autor:in)

    Erscheinungsdatum :

    2020-02-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    F16D COUPLINGS FOR TRANSMITTING ROTATION , Nicht schaltbare Kupplungen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



    POWER TRANSMISSION DEVICE PROVIDED WITH MORE THAN TWO PISTONS

    Europäisches Patentamt | 2017

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    POWER TRANSMISSION DEVICE PROVIDED WITH MORE THAN TWO PISTONS

    PARK DONG HOON | Europäisches Patentamt | 2017

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    POWER TRANSMISSION DEVICE HAVING TWO OR MORE PISTONS

    PARK DONG-HOON | Europäisches Patentamt | 2019

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    POWER TRANSMISSION DEVICE HAVING TWO OR MORE PISTONS

    PARK DONG-HOON | Europäisches Patentamt | 2017

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    Opposed pistons

    KerWilson, W. | Engineering Index Backfile | 1950