Universal support for electrotherapeutic treatment head

Claim 1

IN COMBINATION, A CABINET HAVING A TOP WITH A VERTICAL OPENING THERETHROUGH, A TUBULAR POST PROJECTING VERTICALLY FROM THE CABINET INTERIOR BELOW SAID TOP TO THE CABINET EXTERIOR ABOVE SAID TOP, A LOCKABLE PRIMARY JOINT CARRIED ABOVE THE CABINET TOP BY SAID POST, A FIRST ARM CARRIED AT ONE END BY THE PRIMARY JOINT TO PIVOT RELATIVE TO THE POST, A LOCKABLE SECONDARY JOINT CARRIED BY THE FIRST ARM AT THE OPPOSITE END THEREOF, A SECOND ARM CARRIED AT ONE END BY THE SECONDARY JOINT TO PIVOT RELATIVE TO THE FIRST ARM, A SWIVEL JOINT CARRIED AT THE OPPOSITE END OF THE SECOND ARM, A LOCKABLE TERMINAL JOINT CARRIED BY THE SWIVEL, AN ELECTROTHERAPEUTIC TREATMENT HEAD INCLUDING A SHELL CARRIED BY SAID TERMINAL JOINT, ELECTRICAL LEAD STRUCTURE PASSING UNINTERRUPTEDLY ENDWISE FROM WITHIN THE CABINET INTERIOR UPWARDLY WITHIN THE POST AND THEN TO THE INTERIOR OF SAID HEAD A SLEEVE CARRIED BY THE CABINET AND PROJECTING VERTICALLY FROM THE CABINET INTERIOR BELOW SAID TOP TO THE CABINET EXTERIOR ABOVE SAID TOP AND CLOSELY RECEIVING THE POST ABOVE AND BELOW SAID TOP TO ROTATE RELATIVE THERETO, THE SLEEVE UPPER END TERMINATING BELOW SAID PRIMARY JOINT, A FLANGE INTEGRAL WITH THE POST ABOVE SAID TOP AND SUPPORTED ON SAID SLEEVE, A CAP THREADED ON THE SLEEVE ABOVE SAID TOP TO RETAIN THE FLANGE SUPPORTED ON THE SLEEVE, AND A CLAMPING HANDLE CARRIED BY THE CAP.