Inside Out Library

Watchmen's Time Detectors Operated by Batteries or Magneto Generators (1900)

Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 60

An illustration from Watchmen's Time Detectors Operated by Batteries or Magneto Generators, 1900, leaf 60
e is connected electrically(through the box at base) with thedial shown in the adjoining cut. If itis desired to ascertain the direction o(the wind, the circuit is closed by a pushbutton or switch, when the dial handwill at once assume its correct position.Open circuit batteries are recommended for…

Furniture · Furnishing Accessories · Electrical engineering · Facility Electrical Power Generating and Storing Equipment · Battery Equipment · Clocks · Gongs · Electric bells · Annunciators · Alarms · Batteries · Motors · Fans

Internet Archive · Building Technology Heritage Library · Public Domain Mark 1.0. Free to use for anything.

More pictures from Watchmen's Time Detectors Operated by Batteries or Magneto Generators

More like this