Description of Allen and Drew Monowheel drive for hangar doors which replaces one or both rollers on which door rides; this drive consists of motor, clutch and worm driven flanged wheel, mounted on casting provided with swivel connection and will handle 1000 sq. ft. of opening; duplex drive is for openings up to 2500 sq. ft.


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    Title :

    Electric monorail locomotive operates hangar doors


    Additional title:

    Airway Age


    Published in:

    Airway Age ; 10 , n 10


    Publication date :

    1929


    Remarks:

    2 Figs.


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :


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