File:Bain-clock.jpg

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Deutsch: Regulator mit elektrischem Antrieb, Alexander Bain, London, um 1845 (Deutsches Uhrenmuseum, Inv. 2004-162)
English: Precision regulator clock with electromagnetically-driven pendulum, by Alexander Bain, London, around 1845 (Deutsches Uhrenmuseum [German clock museum], Inventory No. 2004-162). One of the first electric clocks ever built. The pendulum was kept swinging by pulses of magnetic force from an electromagnet (solenoid) (visible, bottom) near the bob, powered by a battery, and controlled by switch contacts (visible, center) on the pendulum rod.
Date
Source Deutsches Uhrenmuseum
Author Museumsfoto
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4 October 2011

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current12:20, 5 October 2011Thumbnail for version as of 12:20, 5 October 2011600 × 1,059 (308 KB)Onnahfarg

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