High voltage bushing flange and flange to insulator joint

Details High voltage bushing flange and flange to insulator joint High voltage bushing flange and flange to insulator joint

1994-03-22

1996-01-09

Nimmo, Morris H.

Electricity: conductors and insulators

Insulators

Through wall or plate

H01B 1726

Patent

active

054830230

ABSTRACT:
A high voltage bushing includes an insulator sleeve adapted to be fitted over a conductor; an annular metal mounting flange telescoped over the sleeve, the mounting flange having a substantially smooth, axially extending cylindrical portion and a radial portion located at one end of the axial portion; an annular, axially extending epoxy layer between the mounting flange cylindrical portion and the insulator sleeve, the epoxy layer having a thickness of at least about 0.50 inch; and an annular ferrule sealing the juncture of the porcelain sleeve and the mounting flange on a side of the radial portion remote from the axial portion. The annular ferrule has a radial section engaging the radial portion of the mounting flange, and an axial section soldered to the porcelain sleeve.

REFERENCES:
patent: 3715449 (1973-02-01), Cunningham et al.
patent: 4562321 (1985-12-01), Bolongeat-Mobleu et al.
patent: 5069525 (1991-12-01), Seike et al.

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