Optical apparatus for measuring current in a grounded metal-clad installation
US5295207A · kind A · utility
11Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1992 |
| Grant date | Mar 15, 1994 |
| Priority date | — |
| Expiry date | Nov 16, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H33/027
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.