Bushing for gas-insulated switchgear

Details Bushing for gas-insulated switchgear Bushing for gas-insulated switchgear

1994-01-13

1996-08-20

Kincaid, Kristine L.

Electricity: conductors and insulators

Insulators

Combined

174 18, 174144, 174152R, H01B 1750

Patent

active

055480896

ABSTRACT:
A bushing wherein the voltage stress across the surface of the bushing is alleviated by placement of a layer of insulating material in direct contact with the surface. The insulating material is preferably a high-voltage type, heat-shrinkable, halogen-free polyolefin, and is preferably fully shrunk to conform to the contours of the outer surface of the bushing.

REFERENCES:
patent: 3819851 (1974-06-01), Nigol
patent: 4252692 (1981-02-01), Taylor et al.
patent: 4291192 (1981-09-01), Eccleston et al.
patent: 4312123 (1982-01-01), Wheeler
patent: 4563544 (1986-01-01), Bui et al.
patent: 4670625 (1987-06-01), Wood et al.
patent: 5130495 (1992-07-01), Thompson
Raychem; Material Safety Data Sheet for Heat Shrinkable Polymeric Products; Serial No. RAY; 4566; Jul. 1990; Arkene Klonoff, Corporate Quality Assurance; (2 pg.).
3M Product Data Sheet; Electrodag 213 Conductive Coating; 1990; (4 pg.).

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