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Vintage glass electric pole insulators.
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Shop for and learn about vintage glass insulators.
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In conjunction with the expansion of rural electrification in the early 20th century there was a major boom in the manufacturing of insulators with production peaking from the 1920s through the 1940s when millions of hemingray dominion and.
In the mid 1960 s a few people began collecting these glass and porcelain insulators.
Insulators were originally designed to keep the wires linking telegraphs and telephones insulated from the wooden poles that held them aloft.
They are made from glass porcelain or composite polymer materials nonconductive materials.
6 vintage electric or telephone pole brown insulators.
They insulated and protected the wooden poles from the electricity coursing through the wires.
Old insulators which are bell shaped and used to suspend phone lines and power lines from supporting poles have long been a popular item to collect especially among many who grew up.
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These days most telephone poles have either silicone or ceramic insulators and many people are recycling the obsolete glass insulators as communications and power companies continue updating aging lines.
Today there are over 2000 collectors and insulator clubs national shows and good reference books are available.
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Vintage glass insulators were first produced in the 1850s for telegraph lines then for telephone and power transmission lines.
Insulators were originally designed to keep the wires linking telegraphs and telephones insulated from.