Electrical insulator pin, ca. 1917

Contributed by Maine Historical Society

Electrical insulator pin, ca. 1917

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Description

The pin is part of a type of electrical insulator -- a device that keeps electrical current from "leaking" out of lines.

The insulator with the pin (that screws into the base of the porcelain insulator) was patented in 1865.

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About This Item

  • Title: Electrical insulator pin, ca. 1917
  • Creation Date: circa 1917
  • Subject Date: circa 1917
  • Media: Galvanized iron, wood
  • Local Code: 2004.090.4393
  • Collection: Central Maine Power Company collection
  • Object Type: Physical Object

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For more information about this item, contact:

Maine Historical Society
485 Congress Street, Portland, ME 04101
(207) 774-1822 x230
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