公开(公告)号：US3904065A

公开(公告)日：1975-09-09

申请号：US38664373

申请日：1973-08-08

Applicant: RCA CORP

Inventor： SHRADER MERRALD BUREN

IPC: H01J29/86 ,  H01K1/36 ,  H01J61/36

CPC classification number: H01J29/86 ,  Y10T29/49885 ,  Y10T29/49945 ,  Y10T403/477 ,  Y10T403/4966

Abstract: A first tubulation which axially extends from a first envelope portion and a second tubulation which axially extends from an Lshaped ring, a radial extending portion of which is attached to a second envelope portion, are sealed by a cold compression seal and by brazing, respectively, to an annular ring of high compressive strength which is interposed in telescoped relation with the first and second tubulations.