Notes

Hemingray Information Glass Insulator Database
They have been photographed, measured, cautiously examined and clearly are threaded insulators. In time, the U-978 should really be eliminated from the list of threadless porcelain insulators. U-987The one of a kind peak best and bright white glaze make this "one particular of a kind" piece stand out.



A fire consumed the factory in 1864, but a new porcelain enterprise was organized in 1865. These exclusive white-glazed beauties had been stated to have been utilised on Confederate telegraph lines through the Civil War. There had been about glass electrical insulators located and they promptly found their way into collections. There is an excellent report about the "Slash Tops" in the February, 1976 issue of Crown Jewels of the Wire magazine. This is a clear glass insulator, far left, that was utilised to hold electrical transmission wires to poles.

Antique Black Threadless Glass Insulator "wade Style"

Absolutely everyone sees colors differently and monitors/mobile devices show colors differently. By acquiring or putting a bid on such an item, you signify your understanding and agreement with this term of sale. If an invoice remains unpaid soon after 1 week, we will try and make contact with you by e-mail to remind you of your acquire. Following two weeks if an invoice remains unpaid we will attempt to make contact with you via telephone.

Most models have been designed to be rather big, but the CD-128 was especially smaller. The Hemingray Glass Enterprise produced the DC 151 H.G.Co. The insulators have been used ON communication lines belonging to the North American Telegraph Company. Pic on left side is of 743.1 threaded , on proper is a round base Canadian Pacific Ry made at Burlington Glass . The pic's beneath are from a pals collection taken many years ago. They had been not selected to assistance my thoughts but do so in every mould.

Their initially insulator was most likely U-141 that had a porcelain insert with threads formed in it. Most H.G.Co glass insulators originate from Minnesota and Wisconsin, where they have been 1st applied. Wambold stated you can invest as small as a dollar for an insulator, but some are worth as a lot as $10,000 every. Whilst it may well be achievable in the 743.1 pair of moulds and the 743.two mould , I obtain that from all I see it is not probably . I leave this open to further info from other folks, but for myself I do not accept the "far more glass" concept.

I will have a pic of the round dome with this base style . It is in this group that the notion of far more glass in every single insulator tends to make for a diverse height of insulator is shown to be false. This was a flawed thought in these moulds from the commence. The base plate can never ever go farther down the tapered skirt that it is personal diameter. It can, with an more than press back off but that leaves a squirt of glass that goes above the skirt. That is since if the base plate is two three/four inches and it rises then at that point the mould part that types the skirt is slightly bigger.

Antique Insulators

The quick skirt in photo does not have these dots as the mould was machined out slightly. Below are the single thread on left and double thread on correct. The various height is accounted for in alterations of the base plate or an over press. Beneath is pic of 2 unique pin forms utilized on these.

Locate Much More On Noname Antiques

If the worth in this column says WANTED, then that particular insulator is on my wanted list! If you have that insulator and would like to sell it, click on the WANTED link to submit photographs and get in touch with me. I won't go into a lot right here since the sites listed beneath supply very complete info about insulators, specifically the initially. Pyrex insulators were made for high voltage applications.
Website: https://umek.pro/company/production