Drum practice set with single column foldable assembly

Claim 1

A DRUM PRACTICE SET WHICH INCLUDES: A RIGID INVERTED T STRUCTURE COMPRISED OF A CENTRAL UPSTANDING COLUMN AND A TRANSVERSE HORIZONTAL BASE MEMBER; A PLURALITY OF HORIZONTAL ARMS PROJECTING RADIALLY OUTWARDS FROM THE TOP OF SAID CENTRAL COLUMN MEMBER; AN ARM ASSEMBLY RETAINING MEANS FOR SAID ARMS, AT THE UPPER END OF SAID CENTRAL COLUMM, AND A HOLDING MEANS ASSOCIATED WITH SAID RETAINING MEANS FOR RELEASABLY FASTENING SAID ARMS IN A SELECTED RADIAL ADJUSTMENT; A PLURALITY OF VERTICAL POSITIONING RODS, ONE MOUNTED IN THE OUTER END OF EACH OF SAID HORIZONTAL ARMS, AND VERTICALLY ADJUSTABLE THEREIN; HOLDING MEANS FOR RELEASABLY RETAINING EACH OF SAID RODS IN ADJUSTED VERTICAL POSITION; VERTICALLY ADJUSTABLE LEG MEANS IN THE LOWER ENDS OF AT LEAST SOME OF SAID RODS, TO PROVIDE VERTICAL ADJUSTMENT TO FLOOR LEVEL, FOR STABLE SUPPORT OF SAID DRUM PRACTICE SET; AND DRUM PRACTICE PADS MOUNTED ON AT THE UPPER END OF AT LEAST SOME OF SAID RODS.