In an installation controlling the operation of one or more motors driving a mechanism for deploying or retracting a protective canopy over the cargo compartment of a truck or wagon, a method and device for protecting the motor windings against excessive power use by measuring the level of drawn current with a digital ammeter. If the current exceeds a threshold level of operation, a timer is started. As soon as a given absolute safe period of operation is surpassed, a breaker switch is tripped interrupting the motor power supply. A plural number of trip points can be programmed into the device.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Motor overload protection for cargo canopy systems


    Beteiligte:

    Erscheinungsdatum :

    2015-09-15


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / 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 / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



    Self-correcting drive and motor control for cargo canopy systems

    CHENOWTH RORY H | Europäisches Patentamt | 2018

    Freier Zugriff

    Self-correcting drive and motor control for cargo canopy systems

    CHENOWTH RORY H | Europäisches Patentamt | 2015

    Freier Zugriff

    CANOPY, CARGO BICYCLE REAR SAFETY CAGE COMPRISING CANOPY, AND CARGO BICYCLE COMPRISING CANOPY

    HSU CHAO LIANG / HON JOSHUA / UIMONEN JOAKIM et al. | Europäisches Patentamt | 2022

    Freier Zugriff

    Modular cargo bay canopy

    MICHAELI JENNIFER / WALLING ROBERT / NELSON ALDEN | Europäisches Patentamt | 2022

    Freier Zugriff

    MODULAR CARGO BAY CANOPY

    MICHAELI JENNIFER / WALLING ROBERT / NELSON ALDEN | Europäisches Patentamt | 2021

    Freier Zugriff