US696958A - Insulator for high-potential currents. - Google Patents
Insulator for high-potential currents. Download PDFInfo
- Publication number
- US696958A US696958A US8960502A US1902089605A US696958A US 696958 A US696958 A US 696958A US 8960502 A US8960502 A US 8960502A US 1902089605 A US1902089605 A US 1902089605A US 696958 A US696958 A US 696958A
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- US
- United States
- Prior art keywords
- insulator
- glaze
- bells
- potential
- potential currents
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/34—Insulators containing liquid, e.g. oil
Definitions
- the glaze must have a thick layer of glaze dent that by this method of increasing the at their contact-place.
- the porrelative distance apart of the cable and the 6o celain glaze has a different coelticient of eX- iron support, by increasing the number of 2o pansion from the mass of the porcelain it layers of glazeinside the insulator and intercracks in thick layers-that is to say, after posing an air space or jacket, an insulation is cooling it does not form a homogeneous glaze, produced which greatly exceeds that of all but a mass traversed by .innumerable line such insulators hitherto made.
- a high-potential electric insulator com- 75 and thus layers of glaze in the interior of the posed of a plurality of glazed bells glazed t0- 35 insulator only fulfil the object when they gether at the shoulders d and c, and having cover the mass in the ordinary thin layer. an air space or interstice e between them.
Description
UNITED STATES PATENT OEEICE.
RUDOLF GAERTNER, OF MERKELSGRN, NEAR OARLSBAD, AUSTRIA-HUN- GARY, ASSIGNOR TO KARLSBADER KAOLIN-INDUSTRIE-GESELLSCHAFT, OF MERKELSGRUN, NEAR CARLSBAD, BOHEMIA, AUSTRIA-HUN GARY.
INSULATOR FOR HIGH-POTENTIAL CURRENTS.
SPECIFICATION forming part of Letters Patent No. 696,958, dated April 8, 1902.
Application led January 13,1902. Serial No. 89,605. (No model.)
fo @ZZ whom it may concern: ber of the glazed walls and also the space be- Be it known that I, RUDOLF GAERTNER, a tween 'the cable and the support is increased. citizen of the Empire of Austria-Hungary, and The insulator shown in the accompanying 45 aresident of Merkelsgriin, near Carlsbad, Bodrawing consists, for instance, of two bells 5 hernia, AustriaiHungai-y, have invented new 'a b, and has on its outer bell a a projecting and useful Improvements in Insulators for edge c, which is fixed in a corresponding an- High-Potential Currents, of which the follownular recess d in the bell b in a second heating is a specification. ing by means of a layer of glaze, so'that be- 5o This invention has for its object an imtween the two bells d and l? an interstice or 1o proved insulator for high-potential currents. air-jacket e is formed. As the separate bells In order to increase the insulating property are provided with an even thin layer of glaze of porcelain insulators, they have been made on their outer and inner su rfaces, an insulatof several bells connected together by a layer ing layer is provided between the cable and 55 of glaze, as is mentioned in American Patthe iron post or support, which is composed lf. ents Nos. 600,475 and 605,119. It is evident of the porcelain, four layers of glaze l 2 3 4,
that bells which are to be connected together and the interstice or air-jacket e. It is eviby the glaze must have a thick layer of glaze dent that by this method of increasing the at their contact-place. As, however, the porrelative distance apart of the cable and the 6o celain glaze has a different coelticient of eX- iron support, by increasing the number of 2o pansion from the mass of the porcelain it layers of glazeinside the insulator and intercracks in thick layers-that is to say, after posing an air space or jacket, an insulation is cooling it does not form a homogeneous glaze, produced which greatly exceeds that of all but a mass traversed by .innumerable line such insulators hitherto made. 65 cracks and pores. These cracks in thick lay- Having now particularly described and as- 2 5 ers of glaze increase under variations of temcertained the nature of my said invention and perature and are further considerably inin what manner the same is to be performed, creased in insulators exposed to the atmos- I declare that what I claim isphere when a current of very high potential 1. A high-potential electric insulator com- 7o is conveyed over the insulators, whereby the posed of a plurality of bells connected to- 3o latter are considerably heated. It is evident gether at the points d and c and having an from the foregoing that thick layers of glaze air-space e practically inclosing the inner by reason of their liability to crack do not inbell. crease the insulation, but rather diminish it,4 2. A high-potential electric insulator com- 75 and thus layers of glaze in the interior of the posed of a plurality of glazed bells glazed t0- 35 insulator only fulfil the object when they gether at the shoulders d and c, and having cover the mass in the ordinary thin layer. an air space or interstice e between them.
In order to avoid the above-mentioned draw- In witness whereof I have hereunto set my back, by the present invention the separate hand in presence of two witnesses. bells are so connected with one another that RUDOLF GAERTNER. 4o an interstice is formed between them in such XVitnesses:
manner as to aord an air-jacket practically ADOLPH FISCHER,
inclosing the inner bell, and thereby the num- ARTHUR SCHWEZ.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8960502A US696958A (en) | 1902-01-13 | 1902-01-13 | Insulator for high-potential currents. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8960502A US696958A (en) | 1902-01-13 | 1902-01-13 | Insulator for high-potential currents. |
Publications (1)
Publication Number | Publication Date |
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US696958A true US696958A (en) | 1902-04-08 |
Family
ID=2765494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US8960502A Expired - Lifetime US696958A (en) | 1902-01-13 | 1902-01-13 | Insulator for high-potential currents. |
Country Status (1)
Country | Link |
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US (1) | US696958A (en) |
-
1902
- 1902-01-13 US US8960502A patent/US696958A/en not_active Expired - Lifetime
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