Continuous flight auger connector

Claim 1

A CONNECTOR FOR RELEASABLE ATTACHMENT OF ADJOINING SECTIONAL AUGER FLIGHT OR LIKE DRILL PARTS, COMPRISING: OPPOSITELY DISPOSED STEM PORTIONS CONSTITUTING INTEGRAL ENDS OF SAID PARTS, EACH TERMINATING IN INTEGRAL END PORTIONS HAVING RADIALLY OUTWARDLY PRESENTED FLANGE MEANS AND OPPOSED MATING ENDS FACES IN ABUTMENT; ONE SAID STEM END PORTION HAVING AN INTERNALLY THREADED RECESS EXTENDING AXIALLY INWARDLY OF THE END FACE THEREOF AND THE OTHER STEM END PORTION HAVING AN EXTERNALLY THREADED AXIAL EXTENSION THREADEDLY RECEIVED IN SAID THREADED RECESS AND TIGHTENED TO SAID POSITION OF ABUTMENT OF SAID MATING END FACES; THE FLANGE MEANS OF AT LEAST ONE OF SAID INTEGRAL END PORTIONS HAVING AT LEAST ONE RECESSED PORTION THEREIN DEFINING A CAM SURFACE FACING AXIALLY OUTWARDLY THEREOF, AND BEING INCLINED IN THE SAME PERIPHERAL DIRECTION AS THE INCLINATION OF THE THREADS OF SAID AXIAL EXTENSION FOR A GIVEN DIRECTION OF TIGHTENING ROTATION OF THE AXIAL EXTENSION; THE FLANGE MEANS OF THE OTHER SAID INTEGRAL END PORTION HAVING AN ELEMENT THREADED THEREIN TO A FIXED POSITION OF THREADED ADJUSTMENT OF THE ELEMENT IN WHICH THE INNER END OF THE ELEMENT OF THE ELEMENT IN WHICH THE SAID INCLINED CAM SURFACE OPPOSING UNTHREADING REVERSE ROTATION OF THE STEM PORTIONS, WHEREBY THE CONNECTOR IS LOCKED AGAINST UNSCREWING OF SAID STEM ENDS BY REVERSE ROTATION OF THE CONNECTED DRILL PARTS.