Title: Ruggedized scintillation detector for portal monitors and light pipe incorporated therein
Application Number: 200510009567 Application Date: 2005.02.18
Publication Number: 1657973 Publication Date: 2005.08.24
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G01T1/202,G01T1/20,G01T7/00
Applicant(s) Name: Gen Electric Address:
Inventor(s) Name: Clarke Lucas L., Palmer Brian M., Johanning Jeffre
Attorney & Agent: yang songling
Abstract:
     A radiation detector includes a housing, an elongated, rectangular crystal having four longitudinally extending corners, and a photomultiplier tube both supported in the housing, with a light pipe located axially between respective facing ends of the photomultiplier tube and the crystal; and a plurality of elongated rails extending along respective ones of the longitudinally extending corners of the rectangular crystal, establishing an air gap between the crystal and the housing.
Time: 10