Patent · US Expired

Single former active shield magnets

US5900794A · kind A · utility

4Cited by
13References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 5, 1996
Grant dateMay 4, 1999
Priority date
Expiry dateNov 5, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R33/421
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

This invention is concerned with actively shielded magnetic resonance (MR) devices and more particularly with an improved system which includes only a single former. All the coils of the system those with backward current and those with forward current, can all be wound in a single process on a single former machined during a single installation.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.