Single station fusion machine for making semi-conductor device

Claim 1

APPARATUS FOR ASSEMBLING AND FUSING A SEMICONDUCTOR DEVICE ASSEMBLY HAVING METALLIC CYLINDRICAL SLEEVES INSERTED INTO OPPOSED ENDS OF A GLASS CYLINDER TO ASSEMBLE AND FUSE SAID ASSEMBLY AT A PREDETERMINED LONGITUDINAL DIMENSION COMPRISING: FIRST AND SECOND MANDRELS, EACH OF SAID MANDRELS HAVING A REDUCED END PORTION, SAID REDUCED END PORTION DEFINING A TRANSVERSELY EXTENDING SHOULDER ON SAID MANDREL, SAID REDUCED END PORTIONS BEING INSERTABLE AXIALLY INTO MATING ENGAGEMENT WITH SAID ASSEMBLY AT ONE END AND AT THE OPPOSITE END OF SAID ASSEMBLY RESPECTIVELY, SAID SHOULDERS BEING OF SUFFICIENT TRANSVERSE AREA TO ABUT SAID RESPECTIVE ENDS OF SAID ASSEMBLY; AN AXIALLY EXTENDING PIN PROVIDED AT THE END OF SAID FIRST MANDREL, AN AXIALLY EXTENDING SOCKET DEFINED AT THE END OF SAID SECOND MANDREL, SAID PIN BEING AXIALLY MATEABLE WITH SAID SOCKET TO AXIALLY ALIGN SAID MANDRELS BEING SPACED FROM SAID ENDS OF SAID MANDRELS BY A PREDETERMINED DISTANCE SUCH THAT SAID SHOULDERS ARE SPACED APART BY A DISTANCE EQUAL TO THE PREDETERMINED LENGTH OF SAID DEVICE WHEN SAID ENDS ARE IN ABUTTED MATED RELATIONSHIP; MANDREL CARRYING MEANS FOR SUPPORTING SAID MANDRELS IN AXIALLY ALIGNED RELATIONSHIP; MEANS FOR MOVING EACH OF SAID MANDRELS FROM AN OPEN FIRST POSITION TO A CLOSED SECOND POSITION, SAID SHOULDERS IN SAID SECOND POSITION BEING ABUTTED AGAINST SAID RESPECTIVE ENDS OF SAID ASSEMBLY, SAID MANDRELS BEING AXIALLY ALIGNED WITH SAID PIN MATED WITH SAID SOCKET; MEANS FOR EXERTING A CONTINUOUS COMPRESSIVE FORCE UPON SAID ASSEMBLY BETWEEN SAID SHOULDERS IN SAID SECOND POSITION; MEANS FOR MOVING SAID MANDRELS IN SAID SECOND POSITION TO A HEATING THIRD POSITION; HEATING MEANS AXIALLY SURROUNDING SAID ASSEMBLY IN SAID THIRD POSITION WHEREBY SAID ASSEMBLY IS USED AND COMPRESSED AXIALLY TO SAID PREDETERMINED LENGTH; AND MEANS FOR OPENING SAID MANDRELS TO SAID FIRST POSITION AFTER FUSION TO REMOVE SAID ASSEMBLY THEREFROM.