Record changer diameter adapter

Claim 1

IN COMBINATION, A PHONOGRAPHY RECORD AND A DEVICE HOLDING THE PHONOGRAPH RECORD, COMPRISING A RECORD ADAPTER HAVING A ANNULAR SHAPE THE OUTSIDE DIAMETER OF WHICH IS GREATER THAN THE RECORD WHICH IS HELD AND THE INSIDE DIAMETER IS SLIGHTLY LESS THAN THE OUTSIDE DIAMETER OF THE RECORD, THE ADAPTER BEING PLACED OVER THE RECORD CONCENTRICALLY THEREWITH, THE INSIDE EDGE OF THE ANNULAR ADAPTER OVERLAPPING THE OUTER EDGE OF THE RECORD AROUND THE ENTIRE PERIPHERY THEREOF, THE INSIDE EDGE OF THE ANNULAR ADAPTER BEING SPIRAL IN SHAPE AND HAVING A SUBSTANTIAL RADIALLY EXTENDING PORTION OF A LENGHT SUCH THAT IT TRAVERSES ONLY A FEW GROOVES IN THE RECORD, SAID ADAPTER HAVING A SPIRAL GROOVE IN THE SURFACE THEREOF WHICH CURVES INWARDLY FROM THE OUTER EDGE THEREOF TO THE SAID RADIALLY OUTWARDLY EXTENDING PORTION, AND A RECORD HOLDER HAVING AN OUTSIDE DIAMETER SUBSTANTIALLY TBE SAME AS THE OUTSIDE DIAMETER OF SAID ADAPTER AND SUPPORTING AT LEAST THE PERIPHERAL PORTION OF THE SURFACE OF THE RECORD, AND MEANS DETACHABLY SECURING THE ADAPTER TO THE RECORD HOLDER WITH THE RECORD BETWEEN THE ADAPTER AND THE RECORD HOLDER.