Induction Coil.
Description:
Patent for a new and improved induction coil. This design consists in "[t]he combination of the bent core, the primary and secondary coils wound thereon, the adjustable armature connected to one pole (to form an extension thereof) and extending over the opposite pole, and the set-screw for moving the free end of the armature toward or from the disconnected pole to establish or break the magnetic circuit" (lines 5-12).
Date:
June 11, 1889
Creator:
Brown, Fred H.
Partner:
UNT Libraries Government Documents Department