Fused high voltage bushing

Details Fused high voltage bushing Fused high voltage bushing

1987-10-30

1989-04-04

Broome, H.

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

Fusible element actuated

337159, 337204, 337295, H01H 8502

Patent

active

048189677

ABSTRACT:
A current limiting fuse for a transformer bushing including a glass tubing, an elongate ribbon spirally wound in the tubing, the ribbon including a number of tabs formed integral therewith to space the ribbon inwardly of the walls of the tubing, a terminal stud mounted on one end of the tubing and being electrically connected to the ribbon, a conductive rod connected to the other end of the ribbon and sealed in the other end of the tubing, a granular dielectric material completely filling the tubing, a self-sealing, self-bonding, rubber tape wrapped around the outside of the tubing and a glass reinforced tape wrapped around the outside of the rubber tape.

REFERENCES:
patent: 3633141 (1972-01-01), Ristaccia
patent: 3648211 (1972-03-01), McKeithan
patent: 3911385 (1975-10-01), Blewitt et al.
patent: 3921116 (1975-11-01), Mikulecky
patent: 4001748 (1979-01-01), Salzer

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