Patent · US Expired

Magnetic field production coil for nuclear magnetic resonance imaging apparatus

US4623864A · kind A · utility

11Cited by
4References
3Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 15, 1985
Grant dateNov 18, 1986
Priority date
Expiry dateApr 15, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F7/20
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A 4 coil type air core coil magnet used for NMR imaging apparatus, wherein each coil assembly comprises a plurality of pancake coil elements in layers, and in each of the coil elements the configuration of a predetermined portion and the winding length of the end portion is selectively controlled and connecting wiring between each coil element is parallel to the axis of the four coil assemblies, whereby highly uniform magnetic fields are obtained.

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