One or more overhead cranes are provided. The overhead cranes include a first horizontal rail having a first end and a second end, a second horizontal rail having a third end and a fourth end, a first post connected to the first end of the first horizontal rail, a second post connected to the second end of the first horizontal rail, a third post connected to the third end of the second horizontal rail, a fourth post connected to the fourth end of the second horizontal rail and a cross member extending from the first horizontal rail to the second horizontal rail. The cross member includes a center span section, a first side arm and a second side arm. In some embodiments, the center span section is trapezoidialy shaped. In some embodiments, the overhead crane includes a vacuum system.


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    Title :

    OVERHEAD CRANE


    Contributors:
    CHOU YOU-HUA (author) / LEE TA-YUNG (author) / CHENG CHIAO-PING (author) / WU YING CHI (author)

    Publication date :

    2015-07-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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