Crossed coil meter having concentrically wound magnetic shield
US4760333A · kind A · utility
11Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1985 |
| Grant date | Jul 26, 1988 |
| Priority date | — |
| Expiry date | Nov 6, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R7/00
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A meter of the type having crossed coils, comprises an outer body having a cylindrical wall surrounding the coils, and an insert of an amorphous metal alloy that is disposed in a cylindrical bore defined by the wall. The insert surrounds the coils and is formed by rolling a strip of plate made of amorphous metal alloy. This construction provides an effective magnetic shield.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.