Optical apparatus for measuring current in a grounded metal-clad

Details Optical apparatus for measuring current in a grounded metal-clad Optical apparatus for measuring current in a grounded metal-clad

1992-11-16

1994-03-15

Lee, John D.

Optical waveguides

Optical waveguide sensor

324 96, G01R 3100

Patent

active

052952070

ABSTRACT:
An optical transformer designed to equip a grounded metal-clad installation, wherein the transformer includes a disk which is disposed transversely to the axis of the cladding and which is provided with openings via which the conductors pass, optical fibers being disposed at the periphery of said openings and being connected to an associated optical interface placed outside the cladding.

REFERENCES:
patent: 4255018 (1981-03-01), Ulrich et al.
patent: 4496211 (1985-01-01), Daniel
patent: 4868495 (1989-09-01), Einzig et al.
patent: 5066903 (1991-11-01), Ochi
patent: 5124634 (1992-06-01), Ulmer, Jr. et al.
patent: 5136236 (1992-08-01), Bohnert et al.
Patent Abstracts of Japan, vol. 14, No. 258 (P-1055) Jun. 4, 1990 & JP-A-2 069671 (Tokyo Electric Power) Mar. 8, 1990.
Patent Abstracts of Japan, vol. 11, No. 79 (P-555) Mar. 11, 1987 & JP-A-61 235 758 (Sumitomo Electric) Oct. 21, 1986.

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