公开(公告)号：US3622297A

公开(公告)日：1971-11-23

申请号：US3622297D

申请日：1970-03-13

Applicant: STROMBERG DATAGRAPHIX INC

Inventor： JOHANSON VICTOR G

IPC: C03C27/04 ,  H01J5/24 ,  C03C27/00 ,  C03C29/00

CPC classification number: C03C27/044 ,  H01J5/24 ,  H01J2893/0039

Abstract: A method is described for mounting a grid within a glass tube wherein the grid is held during assembly in a taut condition, such as by a mounting frame, and is secured between two sections of the tube by glass frit. Also described is an electron tube in which a grid is mounted in such a manner.