Maine Memory Network
Maine's Online Museum

Login · My Account · Show Album



Break-strain insulator, ca. 1915

Contributed by Maine Historical Society

Break-strain insulator, ca. 1915

Item 74835 enlarge zoom send e-card Share this on Facebook Share this on Twitter add to album

Purchase a reproduction of this item on

This strain insulator, used on the support structures for overhead electric railway lines, was found in the Rockland area.

Strain insulators are used on guy wires supporting utility poles or radio antennas to break the electrical path and prevent short circuits or grounding.

View/Add Comments

Other Information

  • Title: Break-strain insulator, ca. 1915
  • Creation Date: circa 1915
  • Subject Date: circa 1915
  • Media: Wood, iron
  • Local Code: 2004.090.4433
  • Collection: Central Maine Power Company collection
  • Object Type: Physical Object

For more information about this item, contact:

Maine Historical Society
485 Congress Street, Portland, ME 04101
(207) 774-1822 x219

Print This Record

Cross Reference Searches

LC Subject Headings

Central Maine Power Company
Electrical apparatus

Print This Record

Please post your comment below to share with others. If you'd like to privately share a comment or correction with MMN staff, please use this form.