TABLET INTEGRAL TYPE GLASS TUBE

摘要

PROBLEM TO BE SOLVED: To obtain a tablet integral type glass tube which may be easily manufactured, is perpendicularly mountable without inclining with a panel or the like and is hardly breakable after mounting. SOLUTION: The front end of the glass tube 1 is provided with an annular sealing glass tablet 2 and an annular high melting tablet 3 having the melting point higher than the sealing temperature of the sealing glass tablet 2. The sealing glass tablet 2 is mounted on the front end side and the high melting tablet 3 is mounted on the rear end side of the sealing glass tablet 2.