Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 305
294 HOROLOGICAL. … j -W*M_>-— 1194&. ELECTRIC BAL-ANCE WHEEL CLOCK.—G represents the magnet, Hthe balance wheel, D armature,m a pin on the balance wheel,C ratchet wheel, h and t arepawls, P adjusting screw.When the circuit is closed themagnet draws the armature Dforward, whereby the ratchetwheel C is turned…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-877-399.webp)
