Old Glass Electric Line Insulators

Make offer lot of 8 antique vintage insulators glass clear blue green hemingray beautiful.

Old glass electric line insulators.

Lot of 13 antique vintage glass electrical insulators. Free shipping on many items. Today there are over 2000 collectors and insulator clubs national shows and good reference books are available. Glass insulators were first produced in the 1850 s for use with telegraph lines.

Free shipping on many items. Antique glass electric insulators lot of 5. Insulators were first developed in the mid 1800s to be used on telegraph and telephone lines to contain the electrical current and prevent the current from entering the ground below. Vintage glass insulators were first produced in the 1850s for telegraph lines then for telephone and power transmission lines.

As technology developed insulators were needed for telephone lines electric power lines and other applications. In the mid 1960 s a few people began collecting these glass and porcelain insulators. They insulated and protected the wooden poles from the electricity coursing through the wires. In 1850 companies such as hemingray bookfield and whitall tatum started producing glass insulators for telegraph lines telephone and power transmission lines later on.

Stunning milky cobalt blue cd 162 hemingray signal style glass insulator 32. Hemingray 9 clear glass insulator 45 47 vintage antique telephone line 003. Shop for and learn about vintage glass insulators. The earliest insulators were non threaded ram s horn and glass block designs developed simultaneously for the growing network of telegraph lines in the united states.

Ending thursday at 1 49pm pdt 4d 12h. Their sole purpose was to insulate the wire from the wood reason for which materials such as glass porcelain or composite polymer materials had been chosen. 1 16 of 216 results for antique glass insulators 3drose ht 155955 2 blue glass electric insulator iron on heat transfer for white material 6 by 6 inch 2 6 out of 5 stars 5. They are made from glass porcelain or composite polymer materials nonconductive materials.

Lot of 3 different antique electric glass insulators. Insulators were originally designed to keep the wires linking telegraphs and telephones insulated from.