This disclosure includes a manhole cover locking device, system, and kit, each configured for locking a manhole cover in a closed position overtop an access opening of a container, the access opening being arranged at one end of a collar extending outwardly from the container, each comprising: a body; a mechanism for connecting the body to a pre-existing portion of the manhole collar or the container; and, a mechanism for securing the body to the manhole cover to prevent the opening of the manhole cover using a pre-existing portion of the manhole cover. Each mechanism may be tamper resistant. The disclosure also includes methods of installing and using the device, system, and kit.


    Access

    Download


    Export, share and cite



    Title :

    ADJUSTABLE TAMPER-RESISTANT LOCKING MECHANISM FOR MANHOLE COVER


    Contributors:

    Publication date :

    2023-11-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS / F16J Kolben , PISTONS / E05B LOCKS , Schlösser / B65D Behältnisse zur Lagerung oder zum Transport von Gegenständen oder Materialien [Container], z.B. Säcke, Beutel, Fässer, Flaschen, Dosen, Kästen, Büchsen, Schachteln, Packkörbe, Tonnen, Gläser, Flüssigkeitsbehälter, Trichtersilos, Transportbehälter , CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS



    Adjustable tamper-resistant locking mechanism for manhole cover

    ADAMS DAVID / GUSTAFSON MICHAEL / CULBERTSON CRAIG | European Patent Office | 2025

    Free access

    Self-locking manhole cover

    LU WENQUAN / ZOU BIN / WU ZULUN et al. | European Patent Office | 2020

    Free access

    Manhole cover mechanism

    LI JIALONG / ZHANG YONG | European Patent Office | 2025

    Free access

    Manhole Cover

    ISMAILANJI ERION | European Patent Office | 2024

    Free access

    MANHOLE COVER DEVICE

    FUKUOKA NOBUYUKI | European Patent Office | 2023

    Free access