Rotating lift

Claim 1

A ROTATING LIFT FOR ORIENTING A DIRECTIONAL APPARATUS COMPRISING A SUPERSTRUCTURE FOR SUPPORTING SAID APPARATUS, A CYLINDER, A ROTATING PISTON IN SAID CYLINDER, SAID SUPERSTRUCTURE BEING MOUNTED ON SAID PISTON, ELEVATION MEANS CONNECTED TO SAID PISTON FOR RAISING AND LOWERING SAID PISTON AND SUPERSTRUCTURE ASSEMBLY, A ROTATION GENERATOR REACTING BETWEEN SAID CYLINDER AND SAID PISTON AND SUPERSTRUCTURE ASSEMBLY TO VARY THE ANGULAR ORIENTATION OF SAID SUPERSTRUCTURE IN A HORIZONTAL PLANE, A MOVABLE CONNECTION IN SAID ROTATION GENERATOR TO MAINTAIN IT ENGAGED WITH SAID PISTON AND SUPERSTRUCTURE ASSEMBLY WHEN SAID ASSEMBLY IS RAISED, CONTROL MEANS CONNECTED TO SAID ROTATION GENERATOR FOR STOPPING ITS ROTATION AT PRESELECTED ANGULAR ORIENTATIONS OF SAID SUPERSTRUCTURE, SUPPORT MEANS FOR ACCURATELY POSITIONING SAID SUPERSTRUCTURE IN ITS OPERATING POSITION AT SAID PRESELECTED ANGULAR ORIENTATIONS, SAID SUPPORT MEANS COMPRISING A PLURALITY OF MOUNTING BLOCKS DISPOSED UNDER SAID SUPERSTRUCTURE, EACH OF SAID MOUNTING BLOCKS HAVING SLOPING UPPER SURFACES, COMPLEMENTARY SLOPING SURFACES BEING ON PORTIONS OF SAID SUPERSTRUCTURE DISPOSED TO CONTACT SAID MOUNTING BLOCKS WHEN SAID SUPERSTRUCTURE IS IN SAID PRESELECTED POSITIONS WHEREBY SAID COMPLEMENTARY SURFACES ON SAID SUPERSTRUCTURE AND ON SAID MOUNTING BLOCKS ARE CAUSED TO MATE WHEN SAID SUPERSTRUCTURE IS LOWERED AT APPROXIMATELY SAID PRESELECTED POSITIONS TO ACCURATELY LOCATE IT IN SAID PRESELECTED POSITIONS, ONE SAID SLOPING SURFACES BEING V-SHAPED WITH THE ROOT PORTION OF SAID V-SHAPED SURFACE COMPRISING STOP MEANS TO HOLD SAID SUPERSTRUCTURE IN SAID PRESELECTED POSITIONS.