It is disclosed a disc lock comprising an armour body (1) shaped as a fork with two opposed arms (11, 12) defining a slit (F), and a locking pin (P) extending perpendicularly to said slit (F) and apt to be pulled out/retracted protruding from a respective lock key block (2) integral with a first arm (11) of said fork-shaped armour body (1), wherein said opposing arms (11, 12) have respective apertures (11a, 12a) closed by low electromagnetic shielding components (4, 16, 17), a second arm (12) opposite said first arm (11) has a housing chamber (15) for housing an active unit (3) provided with an electromagnetic transmission antenna in alignment with said apertures (11a, 12a), of a rechargeable battery unit (33) and a receiving winding (34) for wireless power supply, said active unit (3) being adjacent to a corresponding aperture (12a) closed by a cover in the form of ceramic plate or non-conductive composite material (16).


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    Title :

    ALARMED DISC LOCK


    Additional title:

    ALARMIERTE BREMSSCHEIBENSCHLOSS
    VERROU DE DISQUE À ALARME


    Contributors:

    Publication date :

    2017-11-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62H CYCLE STANDS , Fahrrad- oder Motorradständer