Method for installing cemented anchors

Claim 1

METHOD FOR ESTABLISHING A SUBTERRANEAN ANCHOR AND GROUND LEVEL TIE-DOWN COMPRISING THE STEPS OF DRIVING AN ELONGATED METALLIC TUBULAR STAKE BELOW GROUND LEVEL, THE TUBULAR STAKE INCLUDING A GROUNDPIERCING HEAD AT ONE END AND A DRIVING HEAT AT THE OPPOSITE END WITH AN EXPLOSIVE CHARGE AND DETONATING MEANS LOCATED INTERMEDIATE THE ENDS OF THE TUBULAR STAKE AND CONFINED IN CLOSE PROXIMITY TO THE PIERCING HEAD WITHIN A PORTION OF THE TUBULAR STAKE WHICH HAS BEEN WEAKENED WITH A PLURALITY OF LONGITUDINALLY EXTENDING WALL SURFACE DEMARCATIONS, THE PIERCING HEAD AND WEAKENED PORTION OF THE TUBULAR STAKE BEING DRIVEN A SUBSTANTIAL DISTANCE BELOW GROUND LEVEL, THEN DETONATING THE EXPLOSIVE CHARGE LOCATED WITHIN THE DRIVEN TUBULAR STAKE TO EXPAND THE WEAKENED PORTION OF THE TUBULAR STAKE SO THAT THE PLURALITY OF STAKE WALL SECTIONS BETWEEN WALL SURFACE DEMARCATIONS EXTEND RADIALLY FROM THE TUBULAR STAKE IN ANGLED RELATIONSHIP TO THE LONGITUDINAL AXIS OF THE TUBULAR STAKE INTO A HOLLOW SUBSURFACE CHAMBER FORMED BY THE EXPLOSION, THE PIERCING HEAD BEING SEPARATED FROM THE TUBULAR STAKE OPENING A PASSAGEWAY AT THAT END OF THE TUBULAR STAKE, MOVING THE RADIALLY EXTENDED SECTIONS OF THE TUBULAR STAKE DOWNWARDLY INTO THE HOLLOW SUBSURFACE CHAMBER FORMED BY THE EXPLOSION, DELIVERING A SEMI-FLUID, SETTABLE MATERIAL THROUGH THE TUBULAR BODY INTO THE HOLLOW SUBSURFACE CHAMBER IN SURROUNDING AND COVERING RELATIONSHIP TO THE RADIALLY EXTENDED SECTIONS OF THE TUBULAR STAKE, AND SECURING TIE-DOWN MEANS TO THE TUBULAR STAKE CONTIGUOUS WITH GROUND LEVEL.