Tape cartridge changer mechanism

Claim 1

IN COMBINATION, MEANS DEFINING FIRST AND SECOND OIPEN BOTTOMED MAGAZINES IN SIDE-BY-SIDE RELATION, A PLATFORM MOUNTED FOR MOVEMENT BETWEEN A HORIZONTAL FIRST POSITION CLOSING THE BOTTOM OF BOTH MAGAZINES AND A SECOND POSITION BELOW SAID MAGAZINES WHEREIN IT IS INCLINED IN THE DIRECTION OF ALINEMENT OF SAID MAGAZINE AND THE PORTION THEREOF SUBTENDING SIAD FIRST MAGAZINE, AND IS LOWER THAN THAT SUBTENDING SAID FIRST MAGAZINE, AND ACTUATING MEANS FOR EFFECTING MOVEMENT OF SAID PLATFORM FROM SAID FIRST TO SAID SECOND POSITION TO AFFORD A TRANSFER PATH FOR TRAVEL OF A UNIT FROM A FIRST POSITION ON SID PLAT FORM WITHIN WITH SAID FIRST MAGAZINE TRANSVERSELY AND DOWNWARDLY ALONG SAID INCLINED PLATFORM TO A SECOND POSITION ON SAID PLATFORM BELOW SAID SECOND MAGAZINE AND FOR EFFECTING SUBSEQUENT RETURN OF SAID PLATFORM TO SAID FIRST POSITION FOR INTRODUCTION OF A UNIT THUS TRANSFERRED INTO THE LOWERMOST POSITION IN SAID SECOND MAGAZINE.