Electric elevators of modern design; winding machine and ropes; location of lift machines; cars; car slings; car safety gear and speed governor; balance weights; landing doors; locks; methods of control operating devices; indicator systems; d.c. controllers; pushbutton controllers; a.c. and two-speed a.c. controllers; micro-controllers; gearless traction and variable voltage control; controllers for lifts in ships. (see also Machy. Market, nos. 1490, 1491 and 1492, May 24, 31 and, June 7, 1929, pp. 473-474, 497-498 and 521-523, 9 figs)


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    Titel :

    Electric lifts


    Weitere Titelangaben:

    Junior Instn. Engrs, -- Jl


    Beteiligte:
    Atkinson, L.S. (Autor:in)


    Erscheinungsdatum :

    1929


    Format / Umfang :

    20 pages


    Anmerkungen:

    9 Figs.


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Electric lifts

    Atkinson, L.S. | Engineering Index Backfile | 1929


    Electric passenger lifts

    Towlson, J.T. | Engineering Index Backfile | 1920


    Lifts

    ADAM BECK / PAUL EDWARDS | Europäisches Patentamt | 2025

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