×

Nuclear magnetic resonance apparatus

  • US 4,612,505 A
  • Filed: 06/08/1984
  • Issued: 09/16/1986
  • Est. Priority Date: 10/14/1983
  • Status: Expired due to Term
First Claim
Patent Images

1. A nuclear magnetic resonance apparatus, comprising a magnet which comprises an electromagnetic coil system for generating a homogeneous magnetic field in an examination space which is enclosed by the magnet, and a shield for the external stray field of the coil system arranged coaxially about the electromagnetic coil system, the shield comprising a plurality of rods of a soft magnetic material which are axially directed and uniformly spaced on at least a portion of a cylindrical surface which extends concentrically about the coil system, the length of said rods being at least equal to the axial length of the coil system.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×