Sonic method and apparatus for implanting underground concrete walls

Claim 1

THE PROCESS OF IMPLANTING A CONCRETE WALL BELOW GROUND LEVEL IN THE EARTH, THAT COMPRISES: LOWERING INTO PRESSURAL ENGAGEMENT WITH A SURFACE OF THE GROUND AN ELASTIC, HOLLOW, BOX-STRUCTURE WALL FORM, HAVING SUBSTANTIALLY VERTICAL SIDE WALLS, OF PRONOUNCED WIDTH, AND SUBSTANTIALLY VERTICAL EDGE WALLS OF A DIMENSION SUBSTANTIALLY EQUAL TO THE THICKNESS OF THE WALL TO BE IMPLANTED; CAUSING A ROTOR MEANS TO TRAVEL ORBITALLY ABOUT A BEARING MEANS AT A FREQUENCY IN THE RANGE OF RESONANCE FOR A PATTERN OF STANDING WAVE VIBRATION IN SAID WALL FORM; APPLYING AN INERTIAL CYCLIC FORCE OF REACTION SO DEVELOPED AT SAID BEARING MEANS TO SAID WALL FORM TO SET UP IN SAID WALL FORM A PATTERN OF RESONANT ELASTIC STANDING WAVE VIBRATION, SO AS TO SONICALLY VIBRATE AND MOBILIZE THE MATERIAL OF THE EARTH UNDERNEATH AND IN CONTACT WITH SAID RESONANTLY VIBRATING FORM, WHEREBY SAID WALL FORM PENETRATES INTO THE GROUND AND FORMS A WALL SPACE THEREIN; ELAVATING SAID WALL FORM FROM SAID WALL SPACE WHILE SIMULTANEOUSLY BOTH SETTING UP A PATTERN OF RESONANT ELASTIC STANDING WAVE VIBRATION IN SAID FORM BY MEANS OF SAID ROTOR MEANS AND INSTALLING CONCRETE IN SAID WALL SPACE.