Basic rhythm device

Claim 1

A BASIC RHYTHM REPRODUCING DEVICE COMPRISING A HOUSING HAVING END AND INTERMEDIATE COMPARTMENTS, A MOTOR AND PREAMPLIFIER MOUNTED IN SAID END COMPARTMENTS, RESPECTIVELY, A ROTATABLE MANDREL DISPOSED IN DRIVEN RELATION TO THE MOTOR AND EXTENDING THROUGH SAID INTERMEDIATE COMPARTMENT BETWEEN SAID END COMPARTMENTS, A PLURALITY OF MAGAZINES MOUNTED SIDE BY SIDE TRANSVERSELY OF THE MANDREL AND EACH HAVING A TAPE CARRYING A DIFFERENT RECORDED RHYTHM, SAID TAPES ENGAGING SAID MANDREL AND DRIVEN THEREBY, A PICK-UP HEAD OPERATIVELY ASSOCIATED WITH EACH TAPE AND CONNECTED TO THE PREAMPLIFIER, AND SWITCHING MEANS BETWEEN THE PREAMPLIFIER AND EACH HEAD FOR SELECTIVELY INTERCONNECTING THE SAME, AND SAID MAGAZINES EACH HAVING FORWARDLY AND REARWARDLY EXTENDING LOCKING LUGS, AND SAID HOUSING HAVING A LOCKING CLAMP ENGAGING ONE OF THE LUGS, AND SAID HOUSING HAVING A HINGED WALL SWINGABLE INTO ENGAGEMENT WITH THE OTHER LOCKING LUG ATTENDANT TO CLOSING THE HOUSING AND URGING SAID MAGAZINE INTO POSITION ENGAGING THE TAPES WITH THE MANDREL.