Pickup arm assembly

Claim 1

A PICKUP ARM ASSEMBLY FOR A SOUND PICKUP MEANS, SAID PICKUP ARM ASSEMBLY, BEING SUPPORTED FOR LATERAL AND UP AND DOWN MOVEMENT, FOR PLAYING DISK RECORDS ON A ROTARY TURNTABLE MEANS, WHEREIN SAID PICKUP ARM ASSEMBLY INCLUDES: A SOUND PICKUP SUPPORT MEANS HAVING A PICKUP ARM MEANS; SAID SOUND PICKUP SUPPORT MEANS BEING DISPOSED, WITH RESPECT TO THE PICKUP ARM MEANS, FOR SUPPORTING A SOUND PICKUP MEANS WITH THE STYLUS OF THE SOUND PICKUP MEANS BEING LOCATED AT ONE OF THE DISTAL ENDS OF THE PICKUP ARM MEANS; A FIRST PIVOT MEANS FOR SUPPORTING SAID PICKUP ARM MEANS FOR UP AND DOWN MOVEMENT, SAID FIRST PIVOT MEANS BEING LOCATED BETWEEN BOTH DISTAL ENDS OF SAID PICKUP ARM MEANS; A COUNTERWEIGHT, MEANS WHICH IS AT ALL TIMES POSITIONED ON SAID PICKUP ARM MEANS ON THE OPPOSITE SIDE OF SAID FIRST PIVOT MEANS FROM THAT SIDE ON WHICH THE STYLUS OF THE SOUND PICKUP MEANS IS LOCATED, SAID COUNTERWEIGHT MEANS BEING CAPABLE OF BEING AFFIXED TO SAID PICKUP ARM MEANS IN PRESELECTED POSITIONS RELATIVE TO SAID PICKUP ARM MEANS AND TO SAID FIRST PIVOT MEANS TO PROVIDE A PRESELECTED, DOWNWARD, STYLUS TRACKING FORCE WHEN SAID SOUND PICKUP SUPPORT MEANS IS EQUIPPED WITH A SOUND PICKUP MEANS; SAID PICKUP ARM MEANS BEING SO CONSTRUCTED AND ARRANGED, VERTICALLY, SO THAT (THE, LONGITUDINAL, CENTER-LINE OF) THE, TOTAL, MASS OF SAID COMBINATION OF, SAID PICKUP ARM MEANS, SAID COUNTERWEIGHT MEANS, SAID SOUND PICKUP SUPPORT MEANS AND SAID PRESELECTED SOUND PICKUP MEANS (WHICH TOTAL MASS IS PIVOTED ABOUT ITS SAID FIRST PIVOT MEANS FOR ITS UP AND DOWN MOVEMENT) PASSES IN LIMITS, FROM, ACTUALLY, THROUGH THE AXIS OF ROTATION OF SAID FIRST PIVOT MEANS FOR UP AND DOWN MOVEMENT, TO CLOSE ENOUGH, TO THE AXIS OF ROTATION OF SAID FIRST PIVOT MEANS FOR UP AND DOWN MOVEMENT, SO THAT, SAID, PRESELECTED, DOWNWARD, STYLUS FORCE, WHEN MEASURED AT THE STULUS, IS MAINTAINED THE SAME, WITH 0.1 OF ONE GRAM, AT ALL ELEVATION POINTS, FROM ZERO TO 3/4 OF AN INCH, ABOVE THE TOP SURFACE OF THE ROTARY TURNTABLE MEANS.