Electron gun structure having supporting tabs therefor

Claim 1

AN ELECTRON GUN STRUCTURE COMPRISING THREE SIMILAR GROUPS OF COAXIAL SUBSTANTIALLY CUP-SHAPED ELEMENTS SYMMETRICALLY SPACED FROM EACH OTHER ON LONGITUDINALLY CONVERGING AXES FOR FORMING THREE DISTINCT CONVERGING ELECTRON BEAMS; SUPPORT MEANS INCLUDING A PAIR OF SUPPORT TABS FOR EACH SAID ELEMENT; THE SUPPORT TABS FOR EACH GROUP BEING FORMED TO LIE ADJACENT CORRESPONDING SUPPORT TABS OF THE OTHER GROUPS; SAID SUPPORT MEANS ALSO INCLUDING THREE ELONGATE GLASS BEADS ADAPTED, WHEN HEATED, FOR DEFORMABLY ENGAGING SAID SUPPORT TABS AND RIGIDLY SUPPORTING SAID TABS WHEN COOLED; THE SUPPORT TABS OF AT LEAST ONE CORRESPONDING ELEMENT OF EACH GROUP HAVING TINES, CORRESPONDING ONES OF WHICH ARE OFFSET FROM THE PLANES OF THEIR RESPECTIVE TABS IN SUBSTANTIALLY TOUCHING CONTACT WITH CORRESPONDING ADJACENT OFFSET TINES OF SAID OTHER ELEMENTS TO FACILITATE ELECTRICAL CONNECTION THEREOF.