Electricity: conductors and insulators – With fluids or vacuum – Insulators
Patent
1976-03-15
1977-06-21
Askin, Laramie E.
Electricity: conductors and insulators
With fluids or vacuum
Insulators
174152R, H01B 1726, H01B 1734
Patent
active
040313115
ABSTRACT:
An electrical bushing assembly suitable for operation in an ambient temperature of 150.degree. C. The electrical bushing assembly includes a ferrous electrical conductor insulated with wholly aromatic polyamide fibers impregnated with silicone oil and surrounded by a ceramic insulating member which includes Al.sub.2 O.sub.3.
REFERENCES:
DuPont brochure entitled "Nomex Nylon", 12 pages, received PTO July 17, 1969.
DuPont Nomex Nylon Bulletin N-195, Sept. 1965, 3 pages.
(SO198-0026) Ricketts, C. E., "Ceramic Insulators", paper presented at BEAMA Electrical Insulation Conference, London, England, Apr. 8-10, 1970, only pp. 1 and 2 relied on.
Electrical World, vol. 160, No. 7, Aug. 12, 1963, p. 75.
Askin Laramie E.
Lackey D. R.
Westinghouse Electric Corporation
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